Hasegawa; Naoya

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hasegawa; Naoya.The latest application filed is for "rolling bearing, rolling device, and method of manufacturing rolling device".

Company Profile

0.179.173

Hasegawa; Naoya - Mie JP
Hasegawa; Naoya - Kuwana JP
Hasegawa; Naoya - Niigata-ken JP
Hasegawa; Naoya - Tokyo JP
Hasegawa; Naoya - Niiata-ken JP
Hasegawa; Naoya - Niigaka-ken JP
Hasegawa; Naoya - Niigata JP
Hasegawa; Naoya - Nigata-ken JP
Hasegawa; Naoya - Yunotani JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Rolling bearing, rolling device, and method of manufacturing rolling device Grant 11,028,880 - Hasegawa June 8, 2	2021-06-08
Rolling Bearing, Rolling Device, And Method Of Manufacturing Rolling Device App 20200400193 - HASEGAWA; Naoya	2020-12-24
Rolling bearing, and abrasion resistance treatment method for bearing raceway surface Grant 10,808,761 - Yan , et al. October 20, 2	2020-10-20
Rolling Bearing, And Abrasion Resistance Treatment Method For Bearing Raceway Surface App 20190113078 - YAN; Weida ; et al.	2019-04-18
Tunneling magnetic sensing element with insertion magnetic layer inspired into soft magnetic layer Grant 8,208,231 - Nishimura , et al. June 26, 2	2012-06-26
Tunneling magnetic sensing element and method for manufacturing the same Grant 8,130,476 - Nishimura , et al. March 6, 2	2012-03-06
Tunneling magnetic sensing element including MGO film as insulating barrier layer Grant 8,124,253 - Nishimura , et al. February 28, 2	2012-02-28
Tunneling magnetoresistive element including multilayer free magnetic layer having inserted nonmagnetic metal sublayer Grant 8,054,588 - Nishimura , et al. November 8, 2	2011-11-08
Tunneling magnetic sensing element and method for producing same Grant 8,045,300 - Nishimura , et al. October 25, 2	2011-10-25
Tunneling magnetic sensing element including free magnetic layer and IrMn protective layer disposed thereon and method for manufacturing the same Grant 8,023,233 - Nishimura , et al. September 20, 2	2011-09-20
Magnetic sensing element and method for manufacturing the same Grant 8,009,391 - Tanaka , et al. August 30, 2	2011-08-30
Tunneling magnetoresistive element which includes Mg-O barrier layer and in which nonmagnetic metal sublayer is disposed in one of magnetic layers Grant 7,969,690 - Nishimura , et al. June 28, 2	2011-06-28
Tunnel magnetoresistive sensor in which at least part of pinned layer is composed of CoFeB layer and method for manufacturing the tunnel magnetoresistive sensor Grant 7,969,693 - Ikarashi , et al. June 28, 2	2011-06-28
Tunneling magnetic detecting element having insulation barrier layer and method for making the same Grant 7,961,442 - Nishimura , et al. June 14, 2	2011-06-14
Tunneling Magnetoresistive Element Including Multilayer Free Magnetic Layer Having Inserted Nonmagnetic Metal Sublayer App 20110129690 - Nishimura; Kazumasa ; et al.	2011-06-02
Tunneling magnetic sensor including free magnetic layer and magnesium protective layer disposed thereon Grant 7,933,100 - Nakabayashi , et al. April 26, 2	2011-04-26
Tunneling magnetic sensor including platinum layer and method for producing the same Grant 7,916,436 - Ishizone , et al. March 29, 2	2011-03-29
Tunneling magnetic sensing element having free layer containing CoFe alloy Grant 7,907,370 - Nishimura , et al. March 15, 2	2011-03-15
Tunnel-type magnetic detecting element and method of manufacturing the same Grant 7,881,024 - Ide , et al. February 1, 2	2011-02-01
Tunnel-type magnetic detecting device having laminated seed layer Grant 7,839,608 - Kamai , et al. November 23, 2	2010-11-23
Magnetic sensing element containing quaternary Heusler alloy Co.sub.2Mn (Ge.sub.1-xSn.sub.x) which constitutes a free magnetic layer or pinned magnetic layer Grant 7,800,866 - Ide , et al. September 21, 2	2010-09-21
CPP GMR head with antiferromagnetic layer disposed at rear of ferrimagnetic pinned layer Grant 7,800,867 - Saito , et al. September 21, 2	2010-09-21
Tunneling magnetic sensing element including non-magnetic metal layer between magnetic layers Grant 7,787,221 - Nakabayashi , et al. August 31, 2	2010-08-31
Magnetoresistance element employing Heusler alloy as magnetic layer Grant 7,760,473 - Ide , et al. July 20, 2	2010-07-20
Magnetic detection head and method for manufacturing the same Grant 7,738,218 - Ide , et al. June 15, 2	2010-06-15
Magnetic sensing element including free magnetic layer or pinned magnetic layer having two sublayers that are composed of different CoMn-based heusler alloys Grant 7,724,481 - Ide , et al. May 25, 2	2010-05-25
Tunneling Magnetic Sensing Element App 20100055501 - Nishimura; Kazumasa ; et al.	2010-03-04
Tunneling Magnetic Sensing Element Including Mgo Film As Insulating Barrier Layer App 20100055452 - Nishimura; Kazumasa ; et al.	2010-03-04
Tunnel-effect type magnetic sensor having free layer including non-magnetic metal layer Grant 7,643,254 - Ide , et al. January 5, 2	2010-01-05
Self-pinned Cpp Giant Magnetoresistive Head With Antiferromagnetic Film Absent From Current Path App 20090316308 - Saito; Masamichi ; et al.	2009-12-24
Magnetic detecting element having free layer formed of NiFe alloy and method of manufacturing the same Grant 7,616,410 - Ishizone , et al. November 10, 2	2009-11-10
Magnetic sensor using NiFe alloy for pinned layer Grant 7,609,489 - Ide , et al. October 27, 2	2009-10-27
Self-pinned CPP giant magnetoresistive head with antiferromagnetic film absent from current path Grant 7,599,155 - Saito , et al. October 6, 2	2009-10-06
Magnetic detecting element with diffusion-preventing layer between spacer Cu and magnetic layer, and method of manufacturing the same Grant 7,567,413 - Ide , et al. July 28, 2	2009-07-28
Magnetic sensing element with improved magnetic sensitivity stability and method for producing the same Grant 7,567,412 - Nakabayashi , et al. July 28, 2	2009-07-28
Magnetic sensing element including free layer having gradient composition and method for manufacturing the same Grant 7,564,661 - Ide , et al. July 21, 2	2009-07-21
Magnetic detectible head comprising free layer Grant 7,558,029 - Ide , et al. July 7, 2	2009-07-07
CCP magnetic detecting element including a self-pinned CoFe layer Grant 7,554,776 - Hasegawa , et al. June 30, 2	2009-06-30
CPP magnetic detecting device containing NiFe alloy on free layer thereof Grant 7,502,210 - Ide , et al. March 10, 2	2009-03-10
Spin valve-GMR element in which a non-metal laminate layer is provided as a free magnetic layer and method of manufacturing the same Grant 7,499,249 - Ide , et al. March 3, 2	2009-03-03
Magnetic detective head comprising free layer Grant 7,499,248 - Ishizone , et al. March 3, 2	2009-03-03
Exchange coupling film and magnetic sensing element including the same Grant 7,495,868 - Seino , et al. February 24, 2	2009-02-24
Magnetic detecting device having free layer or pinned layer formed by lamination of magnetic alloy and Cu layer and method of manufacturing magnetic detecting device Grant 7,480,122 - Ide , et al. January 20, 2	2009-01-20
Magnetic sensing element including laminated film composed of half-metal and NiFe alloy as free layer Grant 7,466,525 - Hasegawa , et al. December 16, 2	2008-12-16
CPP giant magnetoresistive element with particular bulk scattering coefficient Grant 7,463,457 - Hasegawa , et al. December 9, 2	2008-12-09
Magnetic sensor including bridge circuit having fixed resistance like structure of element Grant 7,463,026 - Sasaki , et al. December 9, 2	2008-12-09
Tunneling magnetic sensor including platinum layer and method for producing the same App 20080291586 - Ishizone; Masahiko ; et al.	2008-11-27
Tunneling magnetic sensing element including Pt sublayer disposed between free magnetic sublayer and enhancing sublayer and method for producing tunneling magnetic sensing element App 20080286612 - Ishizone; Masahiko ; et al.	2008-11-20
Magnetic Sensing Element And Method For Manufacturing The Same App 20080285180 - Tanaka; Kenichi ; et al.	2008-11-20
Tunneling Magnetic Sensing Element And Method For Manufacturing The Same App 20080278863 - Nishimura; Kazumasa ; et al.	2008-11-13
Magnetic detector including antiferromagnetic layer, amorphous barrier layer, base layer, and hard layer arranged in that order and method for manufacturing magnetic detector Grant 7,443,635 - Tanaka , et al. October 28, 2	2008-10-28
Tunneling Magnetoresistive Element Including Multilayer Free Magnetic Layer Having Inserted Nonmagnetic Metal Sublayer App 20080261082 - Nishimura; Kazumasa ; et al.	2008-10-23
Tunneling magnetic sensor including free magnetic layer and magnesium protective layer disposed thereon and method for manufacturing tunneling magnetoresistive sensor App 20080253038 - Nakabayashi; Ryo ; et al.	2008-10-16
Spin-valve element having fixed layer containing nano-oxide layer Grant 7,433,161 - Ikarashi , et al. October 7, 2	2008-10-07
High read output, high sensitivity magnetic sensing element Grant 7,428,128 - Hasegawa , et al. September 23, 2	2008-09-23
Tunneling Magnetic Sensing Element And Method For Producing Same App 20080225443 - Nishimura; Kazumasa ; et al.	2008-09-18
TUNNELING MAGNETORESISTIVE ELEMENT WHICH INCLUDES Mg-O BARRIER LAYER AND IN WHICH NONMAGNETIC METAL SUBLAYER IS DISPOSED IN ONE OF MAGNETIC LAYERS App 20080218913 - Nishimura; Kazumasa ; et al.	2008-09-11
Tunneling Magnetic Sensing Element And Method For Producing Same App 20080186639 - Nishimura; Kazumasa ; et al.	2008-08-07
Tunneling Magnetic Sensing Element Having Free Magnetic Layer Inserted With Nonmagnetic Metal Layers App 20080186638 - Nishimura; Kazumasa ; et al.	2008-08-07
Tunneling Magnetic Detecting Element And Method For Making The Same App 20080182111 - Nishimura; Kazumasa ; et al.	2008-07-31
Magnetic detecting element provided with free layer having layered-ferri configuration Grant 7,397,639 - Yamashita , et al. July 8, 2	2008-07-08
Tunneling Magnetic Sensing Element And Method For Manufacturing The Same App 20080160325 - Nishimura; Kazumasa ; et al.	2008-07-03
Tunnel-effect Type Magnetic Sensor Having Free Layer Including Non-magnetic Metal Layer App 20080158739 - Ide; Yosuke ; et al.	2008-07-03
Tunneling Magnetic Sensing Element Including Non-magnetic Metal Layer Between Magnetic Layers App 20080158738 - Nakabayashi; Ryo ; et al.	2008-07-03
Tunneling Magnetic Sensing Element And Method For Manufacturing The Same App 20080160326 - Nishimura; Kazumasa ; et al.	2008-07-03
Spin-valve Element Having Fixed Layer Containing Nano-oxide Layer App 20080145523 - Ikarashi; Kazuaki ; et al.	2008-06-19
Tunneling Magnetic Sensor Including Tio-based Insulating Barrier Layer And Method For Producing The Same App 20080123223 - Ide; Yosuke ; et al.	2008-05-29
Exchange-coupled film including pinned magnetic layer composed of a plurality of cobalt-iron alloys having different compositions disposed on antiferromagnetic layer, and magnetic sensing element Grant 7,369,372 - Ikarashi , et al. May 6, 2	2008-05-06
Exchange-coupled film, method for making exchange-coupled film, and magnetic sensing element including exchange-coupled film Grant 7,365,948 - Nakabayashi , et al. April 29, 2	2008-04-29
Spin-valve magnetoresistive element having fixed magnetic layer of epitaxal laminate including magnetic layer and nonmagnetic layer Grant 7,362,546 - Hasegawa , et al. April 22, 2	2008-04-22
Exchange-coupled film, method for making exchange-coupled film, and magnetic sensing element including exchange-coupled film App 20080088987 - Nakabayashi; Ryou ; et al.	2008-04-17
TUNNEL MAGNETORESISTIVE SENSOR IN WHICH AT LEAST PART OF PINNED LAYER IS COMPOSED OF CoFeB LAYER AND METHOD FOR MANUFACTURING THE TUNNEL MAGNETORESISTIVE SENSOR App 20080074805 - Ikarashi; Kazuaki ; et al.	2008-03-27
TUNNELING MAGNETIC SENSING ELEMENT HAVING FREE LAYER CONTAINING CoFe ALLOY AND METHOD MANUFACTURING THE SAME App 20080074804 - Nishimura; Kazumasa ; et al.	2008-03-27
Exchange-coupled Film, Method For Making Exchange-coupled Film, And Magnetic Sensing Element Including Exchange-coupled Film App 20080068767 - Nakabayashi; Ryou ; et al.	2008-03-20
Tunnel type magnetic sensor having protective layer formed from Pt or Ru on free magnetic layer, and method for manufacturing the same App 20080055786 - Nakabayshi; Ryo ; et al.	2008-03-06
Magnetic sensing element including pinned layer and/or free layer composed of [110] crystal planes-oriented Heusler alloy Grant 7,336,453 - Hasegawa , et al. February 26, 2	2008-02-26
Magnetic Sensor Including Bridge Circuit Having Fixed Resistance Like Structure Of Element App 20080024120 - Sasaki; Shinichi ; et al.	2008-01-31
Magnetic sensing element comprising a pinned magnetic layer, a free magnetic layer, and a nonmagnetic conductive layer disposed therebetween Grant 7,312,960 - Matsuzaka , et al. December 25, 2	2007-12-25
Magnetic sensor having antiferromagnetic layers and free magnetic layer and method for manufacturing magnetic sensor Grant 7,312,959 - Nakabayashi , et al. December 25, 2	2007-12-25
Magnetic sensing element including magnetic layer composed of Heusler alloy disposed on underlayer having {111}-oriented fcc structure Grant 7,310,207 - Hasegawa , et al. December 18, 2	2007-12-18
Magnetoresistive sensor containing self-pinned layer containing a plurality of magnetic sublayers with magnetostriction-enhancing layer made of a nonmagnetic material Grant 7,310,208 - Hasegawa , et al. December 18, 2	2007-12-18
CPP giant magnetoresistive element with particular bulk scattering coefficient Grant 7,295,409 - Hasegawa , et al. November 13, 2	2007-11-13
Dual type magnetic sensing element wherein .DELTA.R.times.A in upstream part in flow direction of electric current is smaller than .DELTA.R.times.A in downstream part Grant 7,295,408 - Saito , et al. November 13, 2	2007-11-13
Magnetic detecting element Grant 7,283,335 - Hasegawa , et al. October 16, 2	2007-10-16
Self-pinned magnetic detecting element Grant 7,268,978 - Hasegawa , et al. September 11, 2	2007-09-11
Magnetic detecting element having a self-pinned layer Grant 7,268,984 - Hasegawa , et al. September 11, 2	2007-09-11
Magnetic sensing device with multilayered pinned magnetic layer having magnetostriction-enhancing layer Grant 7,268,983 - Hasegawa , et al. September 11, 2	2007-09-11
Cpp Giant Magnetoresistive Element App 20070206336 - Hasegawa; Naoya ; et al.	2007-09-06
Angle sensor having low waveform distortion Grant 7,265,540 - Sudo , et al. September 4, 2	2007-09-04
Magnetoresistance Element Employing Heusler Alloy As Magnetic Layer App 20070201169 - Ide; Yosuke ; et al.	2007-08-30
Tunnel Type Magnetic Detection Element In Which Crystal Orientation Of Magnetic Layer And Barrier Layer Is Selected And Manufacturing Method Thereof App 20070171579 - Ide; Yosuke ; et al.	2007-07-26
Tunnel Type Magnetic Detection Element In Which Fe Composition Of Top/bottom Surface Of Insulating Barrier Layer Is Adjusted And Manufacturing Method Thereof App 20070171580 - Nishimura; Kazumasa ; et al.	2007-07-26
Magnetic Detecting Device Having Laminated Seed Layer App 20070165336 - Kamai; Kazumi ; et al.	2007-07-19
Tunnel-type Magnetic Detecting Element And Method Of Manufacturing The Same App 20070165337 - Ide; Yosuke ; et al.	2007-07-19
Tunnel-type Magnetic Detecting Device Having Laminated Seed Layer App 20070165338 - Kamai; Kazumi ; et al.	2007-07-19
Electrode layer for thin-film magnetic heads Grant 7,241,515 - Oshima , et al. July 10, 2	2007-07-10
Magnetic detecting element having pinned magnetic layers disposed on both sides of free magnetic layer Grant 7,229,706 - Hasegawa , et al. June 12, 2	2007-06-12
Magnetic Detecting Device Having Two-layered Seed App 20070127166 - Kamai; Kazumi ; et al.	2007-06-07
Magnetic Detecting Element Having Pinned Magnetic Layer With Pinned Magnetization Direction And Free Magnetic Layer Formed On Pinned Magnetic Layer With Nonmagnetic Material Layer Interposed Between With Magnetization Direction Changing By External Magnet App 20070115596 - Nakabayashi; Ryo ; et al.	2007-05-24
CPP giant magnetoresistive head having antiferromagnetic film disposed in rear of element Grant 7,220,499 - Saito , et al. May 22, 2	2007-05-22
GMR element having fixed magnetic layer provided on side surface of free magnetic layer Grant 7,218,485 - Hasegawa , et al. May 15, 2	2007-05-15
Exchange coupling film and magnetoresistive element using the same Grant 7,218,487 - Hasegawa , et al. May 15, 2	2007-05-15
Magnetic sensing element including a pair of antiferromagnetic layers separated by spacer section in track width direction and method for fabricating same Grant 7,212,383 - Hasegawa , et al. May 1, 2	2007-05-01
Exchange coupling film and magnetoresistive element using the same Grant 7,196,879 - Hasegawa , et al. March 27, 2	2007-03-27
Angle sensor having low waveform distortion Grant 7,193,411 - Sudo , et al. March 20, 2	2007-03-20
Magnetic sensing element including free magnetic layer or pinned magnetic layer having two sublayers that are composed of different CoMn-based heusler alloys App 20070048551 - Ide; Yosuke ; et al.	2007-03-01
Method of manufacturing a tunneling magnetoresistive element Grant 7,178,222 - Hasegawa February 20, 2	2007-02-20
Spin-valve magnetoresistive thin film element Grant 7,164,560 - Saito , et al. January 16, 2	2007-01-16
Dual-type magnetic detecting element in which free magnetic layer and pinned magnetic layer have suitably selected .beta. values Grant 7,158,354 - Saito , et al. January 2, 2	2007-01-02
Magnetic Sensing Element Including Free Layer Containing Half-metal App 20060285258 - Nishimura; Kazumasa ; et al.	2006-12-21
Method for manufacturing spin valve Grant 7,150,092 - Hasegawa December 19, 2	2006-12-19
Magnetic detection head and method for manufacturing the same App 20060268465 - Ide; Yosuke ; et al.	2006-11-30
Exchange coupling film and magnetoresistive element using the same Grant 7,142,399 - Hasegawa , et al. November 28, 2	2006-11-28
Spin valve-gmr element in which non-metal laminate layer is provided in free magnetic layer and method of manufacturing the same App 20060262460 - Ide; Yosuke ; et al.	2006-11-23
Magnetic detection element and manufacturing the same App 20060262459 - Kamai; Kazumi ; et al.	2006-11-23
Magnetic sensing element including laminated film composed of half-metal and NiFe alloy as free layer App 20060250727 - Hasegawa; Naoya ; et al.	2006-11-09
GMR magnetic detecting element comprising current limiting layer provided in free magnetic layer and method of manufacturing the detecting element Grant 7,132,175 - Hasegawa , et al. November 7, 2	2006-11-07
Spin valve magnetoresistive element having pinned magnetic layer composed of epitaxial laminated film having magnetic sublayers and nanomagnetic interlayer Grant 7,126,797 - Hasegawa , et al. October 24, 2	2006-10-24
Exchange coupling film and magnetoresistive element using the same Grant 7,123,453 - Hasegawa , et al. October 17, 2	2006-10-17
Magnetic detecting element with diffusion-preventing layer between spacer Cu and magnetic layer, and method of manufacturing the same App 20060227467 - Ide; Yosuke ; et al.	2006-10-12
Exchange coupling film and magnetoresistive element using the same Grant 7,119,998 - Hasegawa , et al. October 10, 2	2006-10-10
Exchange coupling film and magnetoresistive element using the same Grant 7,119,996 - Hasegawa , et al. October 10, 2	2006-10-10
Angle sensor having low waveform distortion App 20060214656 - Sudo; Yoshihiro ; et al.	2006-09-28
Exchange coupling film and magnetoresistive element using the same App 20060215331 - Hasegawa; Naoya ; et al.	2006-09-28
Magnetic sensing element containing quaternary Heusler alloy Co2Mn (Ge1-xSnx) which constitutes a free magnetic layer or pinned magnetic layer App 20060215330 - Ide; Yosuke ; et al.	2006-09-28
Magnetic detecting device having free layer or pinned layer formed by lamination of magnetic alloy and Cu layer and method of manufacturing magnetic detecting device App 20060203396 - Ide; Yosuke ; et al.	2006-09-14
Magnetic detective head comprising free layer App 20060203398 - Ishizone; Masahiko ; et al.	2006-09-14
Magnetic sensor with second antiferromagnetic layer having smaller depth in height direction than free layer Grant 7,106,560 - Hasegawa , et al. September 12, 2	2006-09-12
Exchange coupling film and magnetoresistive element using the same Grant 7,106,559 - Hasegawa , et al. September 12, 2	2006-09-12
Magnetic sensor using NiFe alloy for pinned layer App 20060198058 - Ide; Yosuke ; et al.	2006-09-07
CPP magnetic detectig device containing NiFe alloy on free layer thereof App 20060198062 - Ide; Yosuke ; et al.	2006-09-07
Magnetic detectible head comprising free layer App 20060198061 - Ide; Yosuke ; et al.	2006-09-07
Magnetic detecting element having free layer formed of NiFe alloy and method of manufacturing the same App 20060198060 - Ishizone; Masahiko ; et al.	2006-09-07
Magnetic sensing element including free layer having gradient composition and method for manufacturing the same App 20060188750 - Ide; Yosuke ; et al.	2006-08-24
Magnetic head comprising magnetic domain control layer formed on ABS-side of magnetic flux guide for GMR element and method of manufacturing the magnetic head Grant 7,092,218 - Hasegawa , et al. August 15, 2	2006-08-15
Exchange coupled film having improved current-carrying reliability and improved rate of change in resistance and magnetic sensing element using same Grant 7,092,222 - Hasegawa , et al. August 15, 2	2006-08-15
Method of producing exchange coupling film and method of producing magnetoresistive sensor by using exchange coupling film Grant 7,077,936 - Saito , et al. July 18, 2	2006-07-18
Giant magnetoresistive element Grant 7,079,362 - Hasegawa July 18, 2	2006-07-18
Magnetic sensing element with free layer biasing using varying thickness nonmagnetic coupling layer Grant 7,075,759 - Hasegawa , et al. July 11, 2	2006-07-11
Exchange coupling film, magnetic detecting element using the exchange coupling film, and method of making same Grant 7,063,904 - Ikarashi , et al. June 20, 2	2006-06-20
Spin valve element and thin film magnetic head Grant 7,054,116 - Saito , et al. May 30, 2	2006-05-30
Spin-valve thin-film magnetic element and method for making the same Grant 7,054,115 - Hasegawa , et al. May 30, 2	2006-05-30
Magnetic sensing element with improved magnetic sensitivity stability and method for producing the same App 20060110625 - Nakabayashi; Ryo ; et al.	2006-05-25
Exchange coupled film having improved current-carrying reliability and improved rate of change in resistance and magnetic sensing element using same Grant 7,050,275 - Hasegawa , et al. May 23, 2	2006-05-23
Magnetic detecting element having antiferromagnetic film having predetermined space in track width direction and method for manufacturing the same Grant 7,045,224 - Hasegawa , et al. May 16, 2	2006-05-16
Exchange-coupled film including pinned magnetic layer composed of a plurality of cobalt-iron alloys having different compositions disposed on antiferromagnetic layer, and magnetic sensing element App 20060098355 - Ikarashi; Kazuaki ; et al.	2006-05-11
Exchange coupling film and magnetoresistive element using the same App 20060098357 - Hasegawa; Naoya ; et al.	2006-05-11
Magnetic sensor having free layer additionally provided with magnetic anisotropy by shape anisotropy Grant 7,029,771 - Hasegawa , et al. April 18, 2	2006-04-18
Magnetic detector including antiferromagnetic layer, amorphous barrier layer, base layer, and hard layer arranged in that order and method for manufacturing magnetic detector App 20060077597 - Tanaka; Kenichi ; et al.	2006-04-13
Magnetic sensing element including laminated film composed of half-metal and NiFe alloy as free layer App 20060050446 - Ishizone; Masahiko ; et al.	2006-03-09
Magnetic detecting element having second antiferromagnetic layer overlying second free magnetic layer extending in track width direction beyond track width Grant 7,008,703 - Hasegawa , et al. March 7, 2	2006-03-07
CPP magnetic detecting element including a CoFe pinned layer or free layer App 20060044705 - Hasegawa; Naoya ; et al.	2006-03-02
Method of producing exchange coupling film and method of producing magnetoresistive sensor by using exchange coupling film Grant 7,005,014 - Saito , et al. February 28, 2	2006-02-28
Magnetic detecting element Grant 7,005,201 - Hasegawa , et al. February 28, 2	2006-02-28
Magnetic sensing element biased by two antiferromagnetic layers above free magnetic layer and two hard bias layers at two sides of the free magnetic layer, and method for making the same Grant 7,002,782 - Hasegawa , et al. February 21, 2	2006-02-21
Magnetic detecting element provided with free layer having layered-ferri configuration App 20060028775 - Yamashita; Tomohiro ; et al.	2006-02-09
Magnetic sensing element comprising antiferromagnetic layer laminated on free magnetic layer Grant 6,995,961 - Hasegawa , et al. February 7, 2	2006-02-07
Exchange coupling film and magnetoresistive element using the same App 20060023374 - Hasegawa; Naoya ; et al.	2006-02-02
Spin valve element and thin film magnetic head having antiferromagnetic coupled layers Grant 6,992,867 - Saito , et al. January 31, 2	2006-01-31
Exchange coupling film and magnetic sensing element including the same App 20060012927 - Seino; Takuya ; et al.	2006-01-19
Magnetoresistive sensor containing self-pinned layer App 20060002039 - Hasegawa; Naoya ; et al.	2006-01-05
Magnetic sensing element with side shield layers Grant 6,980,403 - Hasegawa December 27, 2	2005-12-27
GMR magnetic sensing element provided with second free layer extended to outside of track width and method for manufacturing the same Grant 6,979,500 - Hasegawa , et al. December 27, 2	2005-12-27
Magnetic sensing device with multilayered pinned magnetic layer having magnetostriction-enhancing layer App 20050280954 - Hasegawa, Naoya ; et al.	2005-12-22
Exchange coupling film and magnetoresistive element using the same App 20050280956 - Hasegawa, Naoya ; et al.	2005-12-22
Dual type magnetic sensing element wherein deltaRxA in upstream part in flow direction of electric current is smaller than deltaRxA in downstream part App 20050280958 - Saito, Masamichi ; et al.	2005-12-22
Self-pinned magnetic detecting element App 20050280953 - Hasegawa, Naoya ; et al.	2005-12-22
Magnetic detecting element having a self-pinned layer App 20050280955 - Hasegawa, Naoya ; et al.	2005-12-22
Magnetic detecting element having antiferromagnetic film having predetermined space in track width direction and method for manufacturing the same App 20050276997 - Hasegawa, Naoya ; et al.	2005-12-15
Magnetic sensor using half-metal for pinned magnetic layer App 20050266274 - Hasegawa, Naoya ; et al.	2005-12-01
Spin-valve thin-film magnetic element without sensing current shunt and thin-film magnetic head including the same Grant 6,961,223 - Hasegawa November 1, 2	2005-11-01
Magnetic sensing element having second antiferromagnetic layer on edge sections and rear end of a middle section of free magnetic layer Grant 6,952,328 - Hasegawa October 4, 2	2005-10-04
Magnetic sensing element pinning magnetization of pinned magnetic layer by uniaxial anisotropy of pinned magnetic layer itself App 20050207072 - Matsuzaka, Kazumi ; et al.	2005-09-22
Exchange coupling film and magnetoresistive element using the same App 20050168885 - Hasegawa, Naoya ; et al.	2005-08-04
Magnetic sensing element including second free magnetic layer extending wider than track width and method for fabricating same Grant 6,921,587 - Hasegawa , et al. July 26, 2	2005-07-26
Spin-valve element having fixed layer containing nano-oxide layer App 20050157435 - Ikarashi, Kazuaki ; et al.	2005-07-21
Spin-valve type magnetoresistive sensor and method of manufacturing the same Grant 6,913,836 - Hasegawa July 5, 2	2005-07-05
Exchange coupled film having improved current-carrying reliability and improved rate of change in resistance and magnetic sensing element using same App 20050135021 - Hasegawa, Naoya ; et al.	2005-06-23
Magnetic sensing element having specular layer Grant 6,903,907 - Hasegawa June 7, 2	2005-06-07
Method for manufacturing magnetic sensing element having improved magnetic field sensitivity Grant 6,901,652 - Hasegawa , et al. June 7, 2	2005-06-07
Magnetic sensing element with improved sensitivity and method for making the same Grant 6,893,734 - Hasegawa , et al. May 17, 2	2005-05-17
Exchange coupled film having magnetic layer with non-uniform composition and magnetic sensing element including the same Grant 6,891,703 - Hasegawa May 10, 2	2005-05-10
Magnetic sensing element having chromium layer between antiferromagnetic layers Grant 6,885,528 - Hasegawa , et al. April 26, 2	2005-04-26
Exchange coupling film and electoresistive sensor using the same Grant 6,879,472 - Saito , et al. April 12, 2	2005-04-12
Magnetic head comprising magnetic domain control layer formed on ABS-side of magnetic flux guide for GMR element and method of manufacturing the magnetic head App 20050073777 - Hasegawa, Naoya ; et al.	2005-04-07
Magnetic sensing element including pinned layer and/or free layer composed of [110] crystal planes-oriented heusler alloy App 20050074634 - Hasegawa, Naoya ; et al.	2005-04-07
Magnetic sensing element including magnetic layer composed of Heusler alloy disposed on underlayer having {111}-oriented fcc structure App 20050073778 - Hasegawa, Naoya ; et al.	2005-04-07
Magnetic sensor having antiferromagnetic layers and free magnetic layer and method for manufacturing magnetic sensor App 20050068694 - Nakabayashi, Ryou ; et al.	2005-03-31
Exchange coupling film capable of improving playback characteristics Grant 6,873,500 - Hasegawa , et al. March 29, 2	2005-03-29
Magnetic sensing element with ESD resistance improved by adjusting the lengths of antiferromagnetic layers and free layer in the height direction Grant 6,867,952 - Hasegawa March 15, 2	2005-03-15
Exchange coupling film having improved wettability of seed layer Grant 6,862,158 - Hasegawa , et al. March 1, 2	2005-03-01
Cpp Magnetic Sensing Element In Which Pinned Magnetic Layers Of Upper And Lower Multilayer Films Are Magnetized Antiparallel To Each Other, Method For Making The Same, And Magnetic Sensing Device Including The Same Grant 6,862,159 - Hasegawa March 1, 2	2005-03-01
Spin-valve type thin film magnetic element having bias layers and ferromagnetic layers Grant 6,856,494 - Ooshima , et al. February 15, 2	2005-02-15
Exchange coupling film having improved wettability of seed layer Grant 6,853,521 - Hasegawa , et al. February 8, 2	2005-02-08
Exchange-coupled film, method for making exchange-coupled film, and magnetic sensing element including exchange-coupled film App 20050024793 - Nakabayashi, Ryou ; et al.	2005-02-03
Spin-valve magnetoresistive element having fixed magnetic layer of epitaxal laminate including magnetic layer and nonmagnetic layer App 20050018363 - Hasegawa, Naoya ; et al.	2005-01-27
Spin valve thin film magnetic element and thin film magnetic head Grant 6,847,508 - Tanaka , et al. January 25, 2	2005-01-25
Magnetoresistive sensor capable of narrowing gap and track width Grant 6,844,998 - Aoki , et al. January 18, 2	2005-01-18
Angle sensor having low waveform distortion App 20040263157 - Sudo, Yoshihiro ; et al.	2004-12-30
GMR element having pinned magnetic layers at two sides of free magnetic layer in track width direction App 20040252417 - Hasegawa, Naoya ; et al.	2004-12-16
Magnetic sensor having adjusted specific resistance distribution of first magnetic layer of free magnetic layer of multi-layered ferri-structure Grant 6,831,817 - Hasegawa , et al. December 14, 2	2004-12-14
Electrode layer for thin-film magnetic heads App 20040228042 - Oshima, Masahiro ; et al.	2004-11-18
CPP giant magnetoresistive element App 20040228045 - Hasegawa, Naoya ; et al.	2004-11-18
Spin-valve magnetoresistive element having fixed magnetic layer of epitaxial laminate including magnetic layer and non-magnetic layer App 20040228044 - Hasegawa, Naoya ; et al.	2004-11-18
Dual-type magnetic detecting element in which free magnetic layer and pinned magnetic layer have suitably selected beta values App 20040218311 - Saito, Masamichi ; et al.	2004-11-04
Self-pinned CPP giant magnetoresistive head with antiferromagnetic film absent from current path App 20040207960 - Saito, Masamichi ; et al.	2004-10-21
CPP giant magnetoresistive head having antiferromagnetic film disposed in rear of element App 20040207962 - Saito, Masamichi ; et al.	2004-10-21
Dual spin-valve CCP type thin-film magnetic element with multi free layers Grant 6,807,034 - Hasegawa , et al. October 19, 2	2004-10-19
Magnetic detecting element having .beta.-values selected for free magnetic layer and pinned magnetic layer Grant 6,806,804 - Saito , et al. October 19, 2	2004-10-19
Magnetic detection device adapted to control magnetization of free magnetic layer by using antiferromagnetic layer, and manufacturing method for the same Grant 6,791,320 - Hasegawa , et al. September 14, 2	2004-09-14
Magnetoresistive-effect device and method for manufacturing the same Grant 6,791,804 - Aoki , et al. September 14, 2	2004-09-14
Exchange coupling film and electroresistive sensor using the same Grant 6,790,541 - Saito , et al. September 14, 2	2004-09-14
Magnetic sensor having second antiferromagnetic layers and two types of electrode layers on free magnetic layer and manufacturing method thereof Grant 6,783,874 - Hasegawa , et al. August 31, 2	2004-08-31
Spin valve magnetoresistive element having pinned magnetic layer composed of epitaxial laminated film having magnetic sublayers and nanomagnetic interlayer App 20040165321 - Hasegawa, Naoya ; et al.	2004-08-26
Exchange coupling film and electoresistive sensor using the same App 20040160707 - Saito, Masamichi ; et al.	2004-08-19
GMR element having fixed magnetic layer provided on side surface of free magnetic layer App 20040141261 - Hasegawa, Naoya ; et al.	2004-07-22
Magnetic detecting element having pinned magnetic layers disposed on both sides of free magnetic layer App 20040141260 - Hasegawa, Naoya ; et al.	2004-07-22
Magnetic sensing element including a pair of antiferromagnetic layers separated by spacer section in track width direction and method for fabricating same App 20040141257 - Hasegawa, Naoya ; et al.	2004-07-22
Spin-valve magnetoresistive thin film element App 20040141259 - Saito, Masamichi ; et al.	2004-07-22
Thin film magnetic element with accurately controllable track width and method of manufacturing the same Grant 6,764,778 - Saito , et al. July 20, 2	2004-07-20
Spin-valve thin-film magnetic element suitable for track narrowing and thin-film magnetic head using the same Grant 6,760,200 - Hasegawa July 6, 2	2004-07-06
Method for manufacturing exchange bias type magnetic field sensing element Grant 6,757,962 - Hasegawa , et al. July 6, 2	2004-07-06
Spin valve thin-film magnetic element Grant 6,756,135 - Hasegawa , et al. June 29, 2	2004-06-29
Tunneling magnetoresistive element and method of manufacturing the same Grant 6,751,073 - Hasegawa June 15, 2	2004-06-15
Magnetic detecting element having second antiferromagnetic layer overlying second free magnetic layer extending in track width direction beyond track width App 20040106012 - Hasegawa, Naoya ; et al.	2004-06-03
GMR magnetic detecting element comprising current limiting layer provided in free magnetic layer and method of manufacturing the detecting element App 20040086751 - Hasegawa, Naoya ; et al.	2004-05-06
Spin-valve thin-film magnetic element with a ferromagnetic underlayer of hard bias Grant 6,731,479 - Ooshima , et al. May 4, 2	2004-05-04
Magnetic sensing element including second free magnetic layer extending wider than track width and method for fabricating same App 20040072020 - Hasegawa, Naoya ; et al.	2004-04-15
Magnetic detecting element App 20040072021 - Hasegawa, Naoya ; et al.	2004-04-15
Magnetic sensor having free layer additionally provided with magnetic anisotropy by shape anisotropy App 20040067389 - Hasegawa, Naoya ; et al.	2004-04-08
Magnetic sensing element having improved magnetic sensitivity Grant 6,714,388 - Hasegawa , et al. March 30, 2	2004-03-30
Magnetic sensing element permitting decrease in effective element size while maintaining large optical element size Grant 6,707,649 - Hasegawa , et al. March 16, 2	2004-03-16
Tunneling magneoresistive element and method of manufacturing the same App 20040047083 - Hasegawa, Naoya	2004-03-11
Giant magnetoresistive element App 20040047088 - Hasegawa, Naoya	2004-03-11
Magnetic detecting element having beta-values selected for free magnetic layer and pinned magnetic layer App 20040041679 - Saito, Masamichi ; et al.	2004-03-04
Spin-valve thin film magnetic element and method of manufacturing the same Grant 6,700,756 - Hasegawa March 2, 2	2004-03-02
Spin-valve thin film element Grant 6,700,750 - Hasegawa March 2, 2	2004-03-02
Magnetic detecting element App 20040027731 - Hasegawa, Naoya ; et al.	2004-02-12
Magnetoresistive-effect device with extended AFM layer and method for manufacturing the same Grant 6,690,554 - Aoki , et al. February 10, 2	2004-02-10
Spin valve element and thin film magnetic head App 20040023075 - Saito, Masamichi ; et al.	2004-02-05
Spin valve element and thin film magnetic head App 20040022108 - Saito, Masamichi ; et al.	2004-02-05
Spin-valve thin-film element and method for manufacturing the same App 20040012898 - Hasegawa, Naoya	2004-01-22
Magnetic sensor with second antiferromagnetic layer having smaller depth in height direction than free layer and manufacturing method thereof App 20040012899 - Hasegawa, Naoya ; et al.	2004-01-22
Magnetic sensing element biased by two antiferromagnetic layers above free magnetic layer and two hard bias layers at two sides of the free magnetic layer, and method for making the same App 20040008455 - Hasegawa, Naoya ; et al.	2004-01-15
Exchange coupling film and electroresistive sensor using the same Grant 6,678,128 - Saito , et al. January 13, 2	2004-01-13
GMR magnetic sensing element provided with second free layer extended to outside of track width and method for manufacturing the same App 20040004792 - Hasegawa, Naoya ; et al.	2004-01-08
Method of producing exchange coupling film and method of producing magnetoresistive sensor by using exchange coupling Grant 6,648,985 - Saito , et al. November 18, 2	2003-11-18
Spin-valve magnetoresistive thin film element Grant 6,646,835 - Saito , et al. November 11, 2	2003-11-11
Spin valve thin film magnetic element and method of manufacturing the same Grant 6,643,107 - Hasegawa , et al. November 4, 2	2003-11-04
Exchange coupling film, magnetic detecting element using the exchange coupling film, and method of making same App 20030203241 - Ikarashi, Kazuaki ; et al.	2003-10-30
Spin valve thin-film magnetic device having free magnetic layer in ferrimagnetic state and manufacturing method therefor Grant 6,639,762 - Saito , et al. October 28, 2	2003-10-28
Spin-valve magnetoresistive thin film element Grant 6,639,764 - Saito , et al. October 28, 2	2003-10-28
Magnetic sensing element App 20030197988 - Hasegawa, Naoya ; et al.	2003-10-23
Spin valve thin film magnetic element and thin film magnetic head Grant 6,635,366 - Saito , et al. October 21, 2	2003-10-21
Magnetic sensor having second antiferromagnetic layers and two types of electrode layers on free magnetic layer and manufacturing method thereof App 20030190460 - Hasegawa, Naoya ; et al.	2003-10-09
Magnetic sensing element comprising antiferromagnetic layer laminated on free magnetic layer App 20030184925 - Hasegawa, Naoya ; et al.	2003-10-02
Dual spin-valve magnetoresistive thin film element Grant 6,628,483 - Saito , et al. September 30, 2	2003-09-30
Magnetic sensing element provided with second antiferromagnetic layer on free magnetic layer side App 20030179520 - Hasegawa, Naoya	2003-09-25
Magnetic sensing element with ESD resistance improved by adjusting the lengths of antiferromagnetic layers and free layer in the height direction, and method for making the magnetic sensing element App 20030179519 - Hasegawa, Naoya	2003-09-25
Magnetic sensing element with side shield layers App 20030174446 - Hasegawa, Naoya	2003-09-18
Dual Spin-valve Magnetoresistive Thin Film Element App 20030169538 - Saito, Masamichi ; et al.	2003-09-11
Method for manufacturing magnetic sensing element having improved magnetic field sensitivity App 20030163913 - Hasegawa, Naoya ; et al.	2003-09-04
Method of producing exchange coupling film and method of producing magnetoresistive sensor by using the exchange coupling film Grant 6,607,641 - Saito , et al. August 19, 2	2003-08-19
Spin valve thin film magnetic element having first and second free magnetic layers having antiparallel magnetization directions Grant 6,608,739 - Tanaka , et al. August 19, 2	2003-08-19
Spin-valve thin-film magnetic element provided with single free magnetic layer Grant 6,608,740 - Tanaka , et al. August 19, 2	2003-08-19
CPP magnetic sensing element in which pinned magnetic layers of upper and lower multilayer films are magnetized antiparallel to each other, method for making the same, and magnetic sensing device including the same App 20030143431 - Hasegawa, Naoya	2003-07-31
Dual spin-valve magnetoresistive thin film element Grant 6,597,542 - Saito , et al. July 22, 2	2003-07-22
Production method for a spin-valve type magnetoresistive element Grant 6,591,479 - Nakazawa , et al. July 15, 2	2003-07-15
Spin-valve thin-film magnetic element Grant 6,586,121 - Ide , et al. July 1, 2	2003-07-01
Magnetoresistive-effect device with a magnetic coupling junction Grant 6,587,315 - Aoki , et al. July 1, 2	2003-07-01
Spin-valve type thin film magnetic element Grant 6,587,316 - Hasegawa July 1, 2	2003-07-01
Method of producing exchange coupling film and method of producing magnetoresistive sensor by using exchange coupling film App 20030111335 - Saito, Masamichi ; et al.	2003-06-19
Dual Spin-valve Magnetoresistive Thin Film Element App 20030107847 - Saito, Masamichi ; et al.	2003-06-12
Magnetoresistive-effect device and method for manufacturing the same App 20030107850 - Aoki, Daigo ; et al.	2003-06-12
Method of producing exchange coupling film and method of producing magnetoresistive sensor by using exchange coupling film App 20030106616 - Saito, Masamichi ; et al.	2003-06-12
Magnetoresistive-effect device and method for manufacturing the same App 20030095362 - Aoki, Daigo ; et al.	2003-05-22
Magnetic sensor having free magnetic layer of multi-layered ferri-structure App 20030072111 - Hasegawa, Naoya ; et al.	2003-04-17
Exchange coupling film having improved wettability of seed layer App 20030063415 - Hasegawa, Naoya ; et al.	2003-04-03
Magnetic sensing element having specular layer App 20030063416 - Hasegawa, Naoya	2003-04-03
Magnetic sensing element defining narrow track width and process for manufacturing the same App 20030058587 - Hasegawa, Naoya ; et al.	2003-03-27
Spin-valve thin film element and method of manufacturing the same Grant 6,538,858 - Hasegawa , et al. March 25, 2	2003-03-25
Magnetic detection device adapted to control magnetization of free magnetic layer by using antiferromagnetic layer, and manufacturing method for the same App 20030042903 - Hasegawa, Naoya ; et al.	2003-03-06
Exchange coupling film capable of improving playback characteristics App 20030035255 - Hasegawa, Naoya ; et al.	2003-02-20
Exchange coupled film having magnetic layer with non-uniform composition and magnetic sensing element including the same App 20030030946 - Hasegawa, Naoya	2003-02-13
Exchange coupling film having improved wettability of seed layer App 20030030434 - Hasegawa, Naoya ; et al.	2003-02-13
Spin-valve thin film magnetic element and thin film magnetic head App 20030011947 - Saito, Masamichi ; et al.	2003-01-16
Magnetic sensing element having improved magnetic sensitivity App 20030011459 - Hasegawa, Naoya ; et al.	2003-01-16
Spin-valve type magnetoresistive element and its manufacturing method App 20030011941 - Nakazawa, Yukie ; et al.	2003-01-16
Spin-valve thin film magnetic element and thin film magnetic head App 20030011948 - Saito, Masamichi ; et al.	2003-01-16
Magnetoresistive sensor capable of providing strong exchange coupling magnetic field, and thin-film magnetic head using the same Grant 6,504,688 - Hasegawa , et al. January 7, 2	2003-01-07
Spin-valve magnetoresistive element and method for making the same Grant 6,500,570 - Hasegawa , et al. December 31, 2	2002-12-31
Spin-valve thin film magnetic element and thin film magnetic head App 20020196590 - Saito, Masamichi ; et al.	2002-12-26
Dual spin-valve thin-film magnetic element App 20020191348 - Hasegawa, Naoya ; et al.	2002-12-19
Exchange coupled film having improved current-carrying reliability and improved rate of change in resistance and magnetic sensing element using same App 20020191356 - Hasegawa, Naoya ; et al.	2002-12-19
Spin-valve Magnetoresistive Thin Film Element App 20020167769 - SAITO, MASAMICHI ; et al.	2002-11-14
Magnetoresistive sensor capable of narrowing gap and track width App 20020135947 - Aoki, Daigo ; et al.	2002-09-26
Magnetic sensing element permitting decrease in effective element size while maintaining large optical element size App 20020135956 - Hasegawa, Naoya ; et al.	2002-09-26
Magnetoresistive sensor capable of providing strong exchange coupling magnetic field, and thin-film magnetic head using the same App 20020097539 - Hasegawa, Naoya ; et al.	2002-07-25
Spin-valve magnetoresistive thin film element Grant 6,424,506 - Saito , et al. July 23, 2	2002-07-23
Magnetic sensing element with improved sensitivity and method for making the same App 20020081458 - Hasegawa, Naoya ; et al.	2002-06-27
Method for manufacturing exchange bias type magnetic field sensing element App 20020069511 - Hasegawa, Naoya ; et al.	2002-06-13
Spin-valve thin-film magnetic element suitable for track narrowing and thin-film magnetic head using the same App 20020064006 - Hasegawa, Naoya	2002-05-30
Exchange coupling film and magnetoresistance effect type element using this exchange coupling film, and thin film magnetic head using the magnetoresistance effect type element Grant 6,387,548 - Hasegawa , et al. May 14, 2	2002-05-14
Spin-valve thin-film magnetic element without sensing current shunt and thin-film magnetic head including the same App 20020051328 - Hasegawa, Naoya	2002-05-02
Thin film magnetic element with accurately controllable track width and method of manufacturing the same App 20020051897 - Saito, Masamichi ; et al.	2002-05-02
Spin-valve type thin film magnetic element App 20020044394 - Hasegawa, Naoya	2002-04-18
Manufacturing method of spin-valve magnetoresistive thin film element App 20020039266 - Saito, Masamichi ; et al.	2002-04-04
Spin valve thin film magnetic element and method of manufacturing the same App 20020024775 - Hasegawa, Naoya	2002-02-28
Spin-valve type thin film magnetic element App 20020024781 - Ooshima, Masahiro ; et al.	2002-02-28
Spin-valve type thin film element and its manufacturing method Grant 6,350,487 - Hasegawa , et al. February 26, 2	2002-02-26
Exchange coupling film and magnetoresistive element using the same App 20020021537 - Hasegawa, Naoya ; et al.	2002-02-21
Exchange coupling film and electroresistive sensor using the same App 20020018919 - Saito, Masamichi ; et al.	2002-02-14
Spin valve thin-film magnetic element App 20020012812 - Hasegawa, Naoya ; et al.	2002-01-31
Echange coupling film and magnetoresistive element using the same App 20020008947 - Hasegawa, Naoya ; et al.	2002-01-24
Giant magnetoresistive material film, method of producing the same magnetic head using the same Grant 6,340,520 - Koike , et al. January 22, 2	2002-01-22
Tunneling magnetoresistive element and method of manufacturing the same App 20020006020 - Hasegawa, Naoya	2002-01-17
Spin-valve thin-film magnetic element App 20020006530 - Ide, Yosuke ; et al.	2002-01-17
Spin-valve thin-film magnetic element and method for fabricating the same App 20010055185 - Ooshima, Masahiro ; et al.	2001-12-27
Exchange coupling film and electroresistive sensor using the same App 20010053053 - Saito, Masamichi ; et al.	2001-12-20
Spin-valve magnetoresistive sensor including a first antiferromagnetic layer for increasing a coercive force and a second antiferromagnetic layer for imposing a longitudinal bias App 20010050834 - Hasegawa, Naoya ; et al.	2001-12-13
Method of producing exchange coupling film and method of producing magnetoresistive sensor by using the exchange coupling film App 20010047930 - Saito, Masamichi ; et al.	2001-12-06
Method of producing exchange coupling film and method of producing magnetoresistive sensor by using exchange coupling App 20010043986 - Saito, Masamichi ; et al.	2001-11-22
Manufacturing method of spin-valve magnetoresistive thin film element App 20010043447 - Saito, Masamichi ; et al.	2001-11-22
Spin valve thin film magnetic element and thin film magnetic head App 20010040781 - Tanaka, Kenichi ; et al.	2001-11-15
Spin-valve type magnetoresistive thin film element comprising free magnetic layer having nife alloy layer Grant 6,301,089 - Saito , et al. October 9, 2	2001-10-09
Spin-valve magnetoresistive Sensor including a first antiferromagnetic layer for increasing a coercive force and a second antiferromagnetic layer for imposing a longitudinal bias Grant 6,295,186 - Hasegawa , et al. September 25, 2	2001-09-25
Thin film magnetic head comprising shield layer having stabilized magnetic domain structure Grant 6,292,334 - Koike , et al. September 18, 2	2001-09-18
Spin-valve magnetoresistive element and method for making the same App 20010018135 - Hasegawa, Naoya ; et al.	2001-08-30
Magnetoresistive element having a first antiferromagnetic layer contacting a pinned magnetic layer and a second antiferromagnetic layer contacting a free magnetic layer Grant 6,282,069 - Nakazawa , et al. August 28, 2	2001-08-28
Spin-valve thin-film magnetic element provided with single free magnetic layer App 20010014000 - Tanaka, Kenichi ; et al.	2001-08-16
Spin-valve thin-film magnetic element and method for making the same App 20010012188 - Hasegawa, Naoya ; et al.	2001-08-09
Spin valve thin-film magnetic device having free magnetic layer in ferrimagnetic state and manufacturing method therefor App 20010009063 - Saito, Masamichi ; et al.	2001-07-26
Spin valve element and thin film magnetic head App 20010004307 - Saito, Masamichi ; et al.	2001-06-21
Spin valve thin film magnetic element and thin film magnetic head App 20010003023 - Saito, Masamichi ; et al.	2001-06-07
Manufacturing method of spin-valve magnetoresistive thin film element Grant 6,221,172 - Saito , et al. April 24, 2	2001-04-24
Magnetic sensor exhibiting large change in resistance at low external magnetic field Grant 6,191,577 - Sasaki , et al. February 20, 2	2001-02-20
Spin-valve type thin film element Grant 6,153,319 - Hasegawa November 28, 2	2000-11-28
Thin magnetic element and transformer Grant 6,140,902 - Yamasawa , et al. October 31, 2	2000-10-31
Soft magnetic film and a magnetic head of an MR/inductive composite type using such a soft magnetic film Grant 6,124,047 - Hasegawa September 26, 2	2000-09-26
Method of producing magnetoresistive element Grant 6,074,707 - Nakazawa , et al. June 13, 2	2000-06-13
Exchange coupling thin film and magnetoresistive element comprising the same Grant 6,055,135 - Fukamichi , et al. April 25, 2	2000-04-25
Method of manufacturing a magnetoresistive sensor Grant 5,910,344 - Hasegawa , et al. June 8, 1	1999-06-08
Magnetoresistive multilayer film Grant 5,895,727 - Hasegawa April 20, 1	1999-04-20
Multilayer thin-film for magnetoresistive device Grant 5,891,586 - Hasegawa , et al. April 6, 1	1999-04-06
Magnetoresistive materials Grant 5,858,125 - Hasegawa January 12, 1	1999-01-12
High frequency soft magnetic alloy and plane magnetic element, antenna and wave absorber comprising the same Grant 5,833,770 - Ominato , et al. November 10, 1	1998-11-10
Magnetoresistive multilayer film and methods of producing the same Grant 5,795,663 - Koike , et al. August 18, 1	1998-08-18
Giant magnetoresistive material film which includes a free layer, a pinned layer and a coercive force increasing layer Grant 5,742,458 - Koike , et al. April 21, 1	1998-04-21
Method of producing giant magnetoresistive material film and magnetic head Grant 5,688,380 - Koike , et al. November 18, 1	1997-11-18
Soft magnetic alloy film and a magnetic head using such soft a magnetic alloy film Grant 5,164,025 - Hasegawa November 17, 1	1992-11-17
Soft magnetic alloy film Grant 5,104,464 - Hasegawa April 14, 1	1992-04-14
Magnetic head for use in a magnetic recording apparatus using a soft magnetic alloy film consisting primarily of cobalt Grant 5,031,063 - Hasegawa July 9, 1	1991-07-09