Sahashi; Masashi

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sahashi; Masashi.The latest application filed is for "magnetization control element, magnetic memory, and magnetic recording system".

Company Profile

1.92.53

Sahashi; Masashi - Tokyo JP
Sahashi; Masashi - Natori JP
SAHASHI; Masashi - Natori-shi JP
Sahashi; Masashi - Kanagawa-ken N/A JP
Sahashi; Masashi - Miyagi JP
Sahashi; Masashi - Yokohama JP
SAHASHI; Masashi - Yokohama-shi JP
Sahashi; Masashi - Sendai-shi 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
Magnetization control element, magnetic memory, and magnetic recording system Grant 11,244,781 - Shibata , et al. February 8, 2	2022-02-08
Magnetization Control Element, Magnetic Memory, And Magnetic Recording System App 20200194157 - SHIBATA; Tatsuo ; et al.	2020-06-18
Magnetization controlling element using magnetoelectric effect Grant 9,520,175 - Shibata , et al. December 13, 2	2016-12-13
Magnetization Controlling Element Using Magnetoelectric Effect App 20150123755 - SHIBATA; Tatsuo ; et al.	2015-05-07
Tunnel barrier sensor with multilayer structure Grant 8,929,035 - Fukuzawa , et al. January 6, 2	2015-01-06
Magnetic recording system and magnetic recording device Grant 8,724,434 - Matsuzaki , et al. May 13, 2	2014-05-13
Magnetic Recording System And Magnetic Recording Device App 20130279309 - MATSUZAKI; Mikio ; et al.	2013-10-24
Magnetoresistance effect element with a layer containing an oxide as a principal component and containing a magnetic transition metal element which does not bond to oxygen Grant 8,259,419 - Fukuzawa , et al. September 4, 2	2012-09-04
Magnetoresistance Effect Element With A Layer Containing An Oxide As A Principal Component And Containing A Magnetic Transition Metal Element Which Does Not Bond To Oxygen App 20120009440 - FUKUZAWA; Hideaki ; et al.	2012-01-12
Magnetoresistance effect element having resistance adjusting layer and thin-film insertion layer Grant 8,085,511 - Yuasa , et al. December 27, 2	2011-12-27
Magnetoresistance effect element with a layer containing an oxide as a principal component and containing a magnetic transition metal element which does not bond to oxygen Grant 8,049,999 - Fukuzawa , et al. November 1, 2	2011-11-01
Magnetoresistive effect element with resistance adjustment layer of semimetal, magnetic head and magnetic reproducing apparatus Grant 7,898,774 - Yuasa , et al. March 1, 2	2011-03-01
Magnetoresistive device, magnetoresistive head and magnetic recording-reproducing apparatus Grant 7,897,274 - Yuasa , et al. March 1, 2	2011-03-01
Magnetoresistance effect element, magnetic head, magnetic reproducing apparatus, and magnetic memory Grant 7,843,669 - Fukuzawa , et al. November 30, 2	2010-11-30
Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system Grant 7,791,843 - Kamiguchi , et al. September 7, 2	2010-09-07
Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage system Grant 7,738,220 - Fukuzawa , et al. June 15, 2	2010-06-15
Magnetoresistive effect element and manufacturing method thereof, and magnetic head, magnetic reproducing apparatus, and magnetic memory using the same Grant 7,719,800 - Hashimoto , et al. May 18, 2	2010-05-18
Magnetoresistance Effect Element, Magnetic Head And Magnetic Recording And/or Reproducing System App 20090269618 - KAMIGUCHI; Yuuzo ; et al.	2009-10-29
Magnetoresistance effect element, magnetic head, magnetic reproducing apparatus, and magnetic memory Grant 7,593,195 - Fukuzawa , et al. September 22, 2	2009-09-22
Magnetoresistance Effect Element, Magnetic Head, Magnetic Reproducing Apparatus, And Magnetic Memory App 20090225477 - FUKUZAWA; Hideaki ; et al.	2009-09-10
Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system Grant 7,561,383 - Kamiguchi , et al. July 14, 2	2009-07-14
Magnetoresistance Effect Element, Magnetic Head, Magnetic Reproducing Apparatus, And Magnetic Memory App 20090141408 - Fukuzawa; Hideaki ; et al.	2009-06-04
Magnetoresistance Effect Element App 20090109581 - FUKUZAWA; Hideaki ; et al.	2009-04-30
Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system Grant 7,515,386 - Kamiguchi , et al. April 7, 2	2009-04-07
Magnetoresistive effect element, magnetic head and magnetic reproducing apparatus Grant 7,511,927 - Yuasa , et al. March 31, 2	2009-03-31
Magnetoresistance effect element, magnetic head, magnetic reproducing apparatus, and magnetic memory Grant 7,505,234 - Fukuzawa , et al. March 17, 2	2009-03-17
Magnetoresistance Effect Element, Magnetic Head And Magnetic Reproducing Apparatus App 20090034134 - Yuasa; Hiromi ; et al.	2009-02-05
Magnetoresistance Effect Element, Magnetic Head And Magnetic Recording And/or Reproducing System App 20090021869 - KAMIGUCHI; Yuuzo ; et al.	2009-01-22
Magnetoresistance effect element Grant 7,476,414 - Fukuzawa , et al. January 13, 2	2009-01-13
Magnetoresistive effect element, magnetic head and magnetic reproducing apparatus Grant 7,463,456 - Yuasa , et al. December 9, 2	2008-12-09
Magnetoresistance effect element, magnetic head and magnetic reproducing apparatus Grant 7,443,004 - Yuasa , et al. October 28, 2	2008-10-28
Magnetoresistance effect element, having a nonmagnetic intermediate layer having a two-dimensional fluctuation of resistance Grant 7,379,278 - Koui , et al. May 27, 2	2008-05-27
Magnetoresistance effect element, magnetic head, and magnetic storage system using a giant magnetoresistance effect element Grant 7,375,405 - Fukuzawa , et al. May 20, 2	2008-05-20
Magnetoresistance Effect Element, Magnetic Head, Magnetic Reproducing Apparatus, And Magnetic Memory App 20080068764 - Fukuzawa; Hideaki ; et al.	2008-03-20
Magnetoresistive effect element, magnetic head and magnetic reproducing apparatus App 20080068765 - Yuasa; Hiromi ; et al.	2008-03-20
Magnetoresistance Effect Element, Magnetic Head, Magnetic Reproducing Apparatus, And Magnetic Memory App 20080062577 - FUKUZAWA; Hideaki ; et al.	2008-03-13
Magnetoresistive effect element, magnetic head, magnetic reproducing apparatus, and manufacturing method thereof App 20080013218 - Fuke; Hiromi ; et al.	2008-01-17
Magnetoresistance effect element, magnetic head, magnetic reproducing apparatus, and magnetic memory Grant 7,301,733 - Fukuzawa , et al. November 27, 2	2007-11-27
Magnetoresistance Effect Element, Magnetic Head, And Magnetic Reproducing Apparatus App 20070259213 - HASHIMOTO; Susumu ; et al.	2007-11-08
Magnetoresistive Effect Element, Magnetic Head And Magnetic Reproducing Apparatus App 20070177310 - YUASA; Hiromi ; et al.	2007-08-02
Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage system Grant 7,248,448 - Fukuzawa , et al. July 24, 2	2007-07-24
Magnetoresistive effect element and manufacturing method thereof, and magnetic head, magnetic reproducing apparatus, and magnetic memory using the same App 20070159733 - Hashimoto; Susumu ; et al.	2007-07-12
Magnetoresistive Device, Magnetoresistive Head And Magnetic Recording-reproducing Apparatus App 20070154740 - Yuasa; Hiromi ; et al.	2007-07-05
Magnetoresistive device, magnetoresistive head and magnetic recording-reproducing apparatus Grant 7,223,485 - Yuasa , et al. May 29, 2	2007-05-29
Magnetoresistance effect element, magnetic head, and magnetic reproducing apparatus Grant 7,218,484 - Hashimoto , et al. May 15, 2	2007-05-15
Magnetoresistive effect element, magnetic head and magnetic reproducing apparatus Grant 7,218,483 - Yuasa , et al. May 15, 2	2007-05-15
Magnetoresistance Effect Element, Magnetic Head, Magnetic Reproducing Apparatus, And Magnetic Memory App 20070081276 - Fukuzawa; Hideaki ; et al.	2007-04-12
Magnetoresistive effect element, magnetic head and magnetic reproducing apparatus Grant 7,190,558 - Iwasaki , et al. March 13, 2	2007-03-13
Magnetoresistance effect element having a nonmagnetic intermediate layer having a two-dimensional fluctuation of oxygen Grant 7,145,754 - Koui , et al. December 5, 2	2006-12-05
Magnetoresistance effect element having a nonmagnetic intermediate layer having a two-dimensional fluctuation of resistance Grant 7,130,164 - Koui , et al. October 31, 2	2006-10-31
Magnetoresistance effect element Grant 7,130,163 - Fukuzawa , et al. October 31, 2	2006-10-31
Magnetoresistive element in which pinned magnetization layers have antiparallel pinned directions, magnetic head and magnetic recording/reproducing apparatus Grant 7,116,529 - Yoshikawa , et al. October 3, 2	2006-10-03
Magnetoresistance effect element, magnetic head, magnetic reproducing apparatus, and magnetic memory App 20060181814 - Koui; Katsuhiko ; et al.	2006-08-17
Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system App 20060164764 - Kamiguchi; Yuuzo ; et al.	2006-07-27
Magnetic material Grant 7,076,958 - Saito , et al. July 18, 2	2006-07-18
Magnetoresistance effect element, magnetic head and magnetic reproducing apparatus Grant 7,071,522 - Yuasa , et al. July 4, 2	2006-07-04
Magnetoresistance effect element having a nonmagnetic intermediate layer having a two-dimensional fluctuation of resistance Grant 7,072,153 - Koui , et al. July 4, 2	2006-07-04
Magnetic material for magnetic refrigeration and method for producing thereof Grant 7,063,754 - Fukamichi , et al. June 20, 2	2006-06-20
Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system Grant 7,046,489 - Kamiguchi , et al. May 16, 2	2006-05-16
Magnetoresistance effect element having a nonmagnetic intermediate layer having a two-dimensional fluctuation of resistance Grant 7,038,893 - Koui , et al. May 2, 2	2006-05-02
Magnetoresistance effect element, magnetic head and magnetic reproducing apparatus App 20060071287 - Yuasa; Hiromi ; et al.	2006-04-06
Magnetoresistive effect element, magnetic head and magnetic reproducing apparatus App 20060067017 - Yuasa; Hiromi ; et al.	2006-03-30
Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage system Grant 7,008,702 - Fukuzawa , et al. March 7, 2	2006-03-07
Magnetic recording apparatus and magnetic recording method Grant 6,982,845 - Kai , et al. January 3, 2	2006-01-03
Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system Grant 6,937,446 - Kamiguchi , et al. August 30, 2	2005-08-30
Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage system App 20050167770 - Fukuzawa, Hideaki ; et al.	2005-08-04
Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system App 20050157433 - Kamiguchi, Yuuzo ; et al.	2005-07-21
Magnetoresistive device, magnetoresistive head and magnetic recording-reproducing apparatus App 20050152077 - Yuasa, Hiromi ; et al.	2005-07-14
Magnetoresistance effect element having a nonmagnetic intermediate layer having a two-dimensional fluctuation of resistance App 20050141144 - Koui, Katsuhiko ; et al.	2005-06-30
Magnetoresistance effect element having a nonmagnetic intermediate layer having a two-dimensional fluctuation of resistance App 20050135018 - Koui, Katsuhiko ; et al.	2005-06-23
Magnetoresistance effect element having a nonmagnetic intermediate layer having a two-dimensional fluctuation of resistance App 20050128650 - Koui, Katsuhiko ; et al.	2005-06-16
Current-perpendicular-to-plane-type magnetoresistive device, and magnetic head and magnetic recording-reproducing apparatus using the same Grant 6,905,780 - Yuasa , et al. June 14, 2	2005-06-14
Magnetoresistance effect element App 20050094322 - Fukuzawa, Hideaki ; et al.	2005-05-05
Magnetoresistance effect element App 20050047028 - Fukuzawa, Hideaki ; et al.	2005-03-03
Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage system App 20050030676 - Fukuzawa, Hideaki ; et al.	2005-02-10
Magnetoresistance effect element Grant 6,853,520 - Fukuzawa , et al. February 8, 2	2005-02-08
Magnetic material App 20050000230 - Saito, Akiko ; et al.	2005-01-06
Magnetoresistance effect element, magnetic head and magnetic reproducing apparatus App 20040246634 - Yuasa, Hiromi ; et al.	2004-12-09
Magnetoresistance effect element, magnetic head, and magnetic reproducing apparatus App 20040201929 - Hashimoto, Susumu ; et al.	2004-10-14
Magnetic material for magnetic refrigeration and method for producing thereof App 20040194855 - Fukamichi, Kazuaki ; et al.	2004-10-07
Magnetoresistance effect element, magnetic head and magnetic reproducing apparatus Grant 6,784,509 - Yuasa , et al. August 31, 2	2004-08-31
Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage system App 20040121185 - Fukuzawa, Hideaki ; et al.	2004-06-24
Magnetoresistance effect element, magnetic head and magnetic reproducing apparatus Grant 6,754,053 - Yoshikawa , et al. June 22, 2	2004-06-22
Magnetoresistive element, magnetic head and magnetic recording/reproducing apparatus App 20040114280 - Yoshikawa, Masatoshi ; et al.	2004-06-17
Magnetoresistance effect device, magnetic head therewith, magnetic recording/reproducing head, and magnetic storing apparatus Grant 6,690,553 - Iwasaki , et al. February 10, 2	2004-02-10
Magnetoresistance effect element, magnetic head, magnetic reproducing apparatus, and magnetic memory App 20040021990 - Koui, Katsuhiko ; et al.	2004-02-05
Magnetic material Grant 6,676,772 - Saito , et al. January 13, 2	2004-01-13
Magnetic recording apparatus and magnetic recording method App 20030214742 - Kai, Tadashi ; et al.	2003-11-20
Magnetoresistance effect device, magnetic head therewith, magnetic recording/reproducing head, and magnetic storing apparatus Grant 6,636,399 - Iwasaki , et al. October 21, 2	2003-10-21
Magnetoresistance effect element, magnetic head and magnetic reproducing apparatus App 20030168673 - Yuasa, Hiromi ; et al.	2003-09-11
Planar magnetic element Grant 6,593,841 - Mizoguchi , et al. July 15, 2	2003-07-15
Magnetic material App 20030051774 - Saito, Akiko ; et al.	2003-03-20
Magnetoresistive effect element, magnetic head and magnetic reproducing apparatus App 20030011945 - Yuasa, Hiromi ; et al.	2003-01-16
Magnetoresistive effect element, magnetic head and magnetic reproducing apparatus App 20030011463 - Iwasaki, Hitoshi ; et al.	2003-01-16
Magnetoresistance effect element, magnetic head and magnetic reproducing apparatus App 20020191354 - Yoshikawa, Masatoshi ; et al.	2002-12-19
Multi-layered thin-film functional device and magnetoresistance effect element Grant 6,495,275 - Kamiguchi , et al. December 17, 2	2002-12-17
Magnetoresistive device, magnetoresistive head and magnetic recording-reproducing apparatus App 20020150791 - Yuasa, Hiromi ; et al.	2002-10-17
Planar magnetic element Grant 6,404,317 - Mizoguchi , et al. June 11, 2	2002-06-11
Magnetoresistance effect element Grant 6,395,388 - Iwasaki , et al. May 28, 2	2002-05-28
Magnetoresistance effect element, magnetic head and magnetic recording and/or reproducing system App 20020048128 - Kamiguchi, Yuuzo ; et al.	2002-04-25
Magnetoresistance effect element, magnetic head, magnetic head assembly, magnetic storage system App 20020048690 - Fukuzawa, Hideaki ; et al.	2002-04-25
Magnetoresistance effect element App 20020048127 - Fukuzawa, Hideaki ; et al.	2002-04-25
Magnetoresistive element and magnetic recording apparatus Grant 6,348,274 - Kamiguchi , et al. February 19, 2	2002-02-19
Magnetoresistance effect device, magnetic head therewith, magnetic recording/reproducing head, and magnetic storing apparatus App 20020015269 - Iwasaki, Hitoshi ; et al.	2002-02-07
Multi-layered thin-film functional device and magnetoresistance effect element App 20020009616 - Kamiguchi, Yuzo ; et al.	2002-01-24
Magnetoresistance effect device, magnetic head therewith, magnetic recording/reproducing head, and magnetic storing apparatus App 20010043448 - Iwasaki, Hitoshi ; et al.	2001-11-22
Multi-layered thin-film functional device and magnetoresistance effect element Grant 6,303,218 - Kamiguchi , et al. October 16, 2	2001-10-16
Permanent magnet App 20010020495 - Mei, Wu ; et al.	2001-09-13
Planar inductor Grant 6,175,293 - Hasegawa , et al. January 16, 2	2001-01-16
Sputtering target and antiferromagnetic film and magneto-resistance effect element formed by using the same Grant 6,165,607 - Yamanobe , et al. December 26, 2	2000-12-26
Magnetoresistance effect element Grant 6,159,593 - Iwasaki , et al. December 12, 2	2000-12-12
Magnetoresistance effect element Grant 6,111,729 - Kamiguchi , et al. August 29, 2	2000-08-29
Magnetoresistance effect element Grant 6,088,195 - Kamiguchi , et al. July 11, 2	2000-07-11
Magnetoresistive head having magnetic yoke and giant magnetoresistive element such that a first electrode is formed on the giant magnetoresistive element which in turn is formed on the magnetic yoke which acts as a second electrode Grant 6,064,552 - Iwasaki , et al. May 16, 2	2000-05-16
Magnetic sensor including a spin valve magnetoresistance effect film Grant 6,061,211 - Yoda , et al. May 9, 2	2000-05-09
Exchange coupling film and magnetoresistive element Grant 6,057,049 - Fuke , et al. May 2, 2	2000-05-02
Optical semiconductor device Grant 6,043,515 - Kamiguchi , et al. March 28, 2	2000-03-28
Magnetic head and method of manufacturing magnetic head Grant 6,038,101 - Yoda , et al. March 14, 2	2000-03-14
Magnetoresistance effect head having a giant magnetoresistance effect film Grant 5,999,378 - Saito , et al. December 7, 1	1999-12-07
Magnetoresistance effect element Grant 5,949,622 - Kamiguchi , et al. September 7, 1	1999-09-07
Planar magnetic element Grant 5,801,521 - Mizoguchi , et al. September 1, 1	1998-09-01
Magnetoresistance effect element Grant 5,738,946 - Iwasaki , et al. April 14, 1	1998-04-14
Magnetoresistance effect element Grant 5,725,963 - Iwasaki , et al. March 10, 1	1998-03-10
Magnetic material and bonded magnet Grant 5,716,462 - Sakurada , et al. February 10, 1	1998-02-10
Magnetic sensor and magnetic recording-reproducing head and magnetic recording-reproducing apparatus using same Grant 5,712,751 - Yoda , et al. January 27, 1	1998-01-27
Magnetoresistance effect element Grant 5,702,832 - Iwasaki , et al. December 30, 1	1997-12-30
Magnetoresistance effect element Grant 5,688,605 - Iwasaki , et al. November 18, 1	1997-11-18
Planar magnetic element Grant 5,583,474 - Mizoguchi , et al. December 10, 1	1996-12-10
Rare earth-cobalt supermagnetostrictive alloy Grant 5,565,830 - Sahashi , et al. October 15, 1	1996-10-15
Magnetoresistance effect element with improved antiferromagnetic layer Grant 5,552,949 - Hashimoto , et al. September 3, 1	1996-09-03
Magnetoresistance effect element Grant 5,549,978 - Iwasaki , et al. August 27, 1	1996-08-27
Magnetic material Grant 5,480,495 - Sakurada , et al. January 2, 1	1996-01-02
Cold accumulating material and method of manufacturing the same Grant 5,449,416 - Arai , et al. September 12, 1	1995-09-12
Netoresistance effect element Grant 5,416,353 - Kamiguchi , et al. May 16, 1	1995-05-16
Magnetoelastic wave device Grant 5,260,615 - Sahashi , et al. November 9, 1	1993-11-09
Super-magnetostrictive alloy Grant 5,223,046 - Kobayashi , et al. June 29, 1	1993-06-29
Cold accumulating material and method of manufacturing the same Grant 5,186,765 - Arai , et al. February 16, 1	1993-02-16
Magnetostriction type actuator Grant 5,184,037 - Kobayashi , et al. February 2, 1	1993-02-02
Torque sensor for detecting a shaft torque and an electric machine in which the torque sensor is mounted Grant RE34,039 - Kobayashi , et al. August 25, 1	1992-08-25
Super-magnetostrictive alloy Grant 5,110,376 - Kobayashi , et al. May 5, 1	1992-05-05
Polycrystalline magnetic substances for magnetic refrigeration and a method of manufacturing the same Grant 4,985,072 - Sahashi , et al. January 15, 1	1991-01-15
Planar inductor Grant 4,959,631 - Hasegawa , et al. September 25, 1	1990-09-25
Torque detecting apparatus Grant 4,891,992 - Kobayashi , et al. January 9, 1	1990-01-09
Magnetic refrigerant for magnetic refrigeration Grant 4,849,017 - Sahashi , et al. July 18, 1	1989-07-18