AKIYAMA; Junichi

Patent Applications and Registrations

Patent applications and USPTO patent grants for AKIYAMA; Junichi.The latest application filed is for "method for producing vanadate".

Company Profile

1.60.49

AKIYAMA; Junichi - Minato-ku Tokyo
Akiyama; Junichi - Kanagawa-ken JP
Akiyama; Junichi - Kawasaki N/A JP
Akiyama; Junichi - Kawasaki-Shi JP
Akiyama; Junichi - Nagoya-shi JP
Akiyama; Junichi - Kanagawa JP
Akiyama; Junichi - Aichi JP
Akiyama; Junichi - Kobe JP
Akiyama; Junichi - Yokohama JP
Akiyama; Junichi - Kyoto 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
Method For Producing Vanadate App 20200290889 - AKIYAMA; Junichi ; et al.	2020-09-17
Magnetic memory and manufacturing method thereof Grant 9,190,168 - Nakamura , et al. November 17, 2	2015-11-17
Magnetic memory element and magnetic memory apparatus Grant 8,982,611 - Kondo , et al. March 17, 2	2015-03-17
Magnetic head with spin torque oscillator and magnetic recording head Grant 8,654,480 - Shimizu , et al. February 18, 2	2014-02-18
Magnetic Recording Head and Magnetic Recording Apparatus App 20130329317 - YAMADA; Kenichiro ; et al.	2013-12-12
Magnetic recording head and magnetic recording apparatus Grant 8,547,662 - Yamada , et al. October 1, 2	2013-10-01
Magnetic Memory And Manufacturing Method Thereof App 20130083595 - Nakamura; Shiho ; et al.	2013-04-04
Magnetic Memory Element And Magnetic Memory Apparatus App 20130077396 - Kondo; Tsuyoshi ; et al.	2013-03-28
Magnetic recording head and magnetic recording apparatus Grant 8,400,734 - Yamada , et al. March 19, 2	2013-03-19
Magnetic Head With Spin Torque Oscillator And Magnetic Recording Head App 20120275060 - Shimizu; Mariko ; et al.	2012-11-01
Magnetic Recording Head And Magnetic Recording Apparatus App 20120268844 - Yamada; Kenichiro ; et al.	2012-10-25
Magnetic recording head and magnetic recording apparatus Grant 8,295,009 - Yamada , et al. October 23, 2	2012-10-23
Magnetic head with spin oscillation device(s) and magnetic recording device Grant 8,270,112 - Funayama , et al. September 18, 2	2012-09-18
Magnetic recording head Grant 8,264,799 - Akiyama , et al. September 11, 2	2012-09-11
Magnetic recording head and magnetic recording apparatus Grant 8,238,060 - Yamada , et al. August 7, 2	2012-08-07
Magnetic recording head with spin oscillation device and magnetic recording apparatus including the magnetic recording head Grant 8,164,854 - Takagishi , et al. April 24, 2	2012-04-24
Magnetic recording head and magnetic recording device Grant 8,154,825 - Takashita , et al. April 10, 2	2012-04-10
Magnetic recording head with protruding spin torque oscillator Grant 8,139,322 - Yamada , et al. March 20, 2	2012-03-20
Magnetic Recording Head And Magnetic Recording Apparatus App 20110300409 - Yamada; Kenichiro ; et al.	2011-12-08
Magnetic Recording Head And Magnetic Recording Apparatus App 20110299192 - Yamada; Kenichiro ; et al.	2011-12-08
Information recording/reproducing device having head covering by resistance element Grant 8,050,171 - Aoki , et al. November 1, 2	2011-11-01
Information recording/reproducing device Grant 7,961,586 - Kubo , et al. June 14, 2	2011-06-14
Magnetic recording head and magnetic recording apparatus Grant 7,957,098 - Yamada , et al. June 7, 2	2011-06-07
Positioning system mounted on probe memory device and positioning method thereof Grant 7,852,739 - Koga , et al. December 14, 2	2010-12-14
Apparatus for assisting write operation using high frequency magnetic field in disk drive Grant 7,791,829 - Takeo , et al. September 7, 2	2010-09-07
Magnetic Recording Head And Magnetic Recording Apparatus App 20100220415 - Yamada; Kenichiro ; et al.	2010-09-02
Aspiration State Monitoring Device, Aspiration State Monitoring System, Base Device, Control System, And Control System Use Method App 20100152601 - Akiyama; Junichi ; et al.	2010-06-17
Method of holographic recording and reproduction, holographic recording medium and holographic recording and reproducing apparatus Grant 7,664,001 - Hirao , et al. February 16, 2	2010-02-16
Data recording apparatus Grant 7,602,693 - Akiyama October 13, 2	2009-10-13
Magnetic recording head and magnetic recording apparatus App 20090225465 - Iwasaki; Hitoshi ; et al.	2009-09-10
Magnetic head and magnetic recording device App 20090080106 - Shimizu; Mariko ; et al.	2009-03-26
Magnetic head and magnetic recording device App 20090080120 - Funayama; Tomomi ; et al.	2009-03-26
Magnetic recording head and magnetic recording device App 20090080105 - Takashita; Masahiro ; et al.	2009-03-26
Magnetic Head And Disk Drive With High-frequency Assisted Writing App 20090059418 - TAKEO; Akihiko ; et al.	2009-03-05
Magnetic recording head and magnetic recording apparatus App 20090059423 - Yamada; Kenichiro ; et al.	2009-03-05
Apparatus For Assisting Write Operation Using High Frequency Magnetic Field In Disk Drive App 20090059417 - Takeo; Akihiko ; et al.	2009-03-05
Magnetic recording head and magnetic recording apparatus App 20090052095 - Yamada; Kenichiro ; et al.	2009-02-26
Magnetic recording head and magnetic recording apparatus App 20080304176 - Takagishi; Masayuki ; et al.	2008-12-11
Magnetic Device, Magnetic Recording Head, And Magnetic Recording Apparatus App 20080268291 - Akiyama; Junichi ; et al.	2008-10-30
Positioning System Mounted On Probe Memory Device And Positioning Method Thereof App 20080253269 - Koga; Akihiro ; et al.	2008-10-16
Information Recording/reproducing Device App 20080231986 - Aoki; Shinya ; et al.	2008-09-25
Respiration Sensor, Using Method of Respiration Sensor, and Respiration State Monitor App 20080146955 - Horii; Katsuhiko ; et al.	2008-06-19
Optically-assisted magnetic recording head and optically-assisted magnetic recording apparatus Grant 7,372,648 - Akiyama , et al. May 13, 2	2008-05-13
Magnetic Recording Medium, Magnetic Recording Apparatus And Magnetic Recording Method App 20080096050 - KIKITSU; Akira ; et al.	2008-04-24
Information recording/reproducing device App 20080068743 - Kubo; Koichi ; et al.	2008-03-20
Magnetic recording medium, magnetic recording apparatus and magnetic recording method Grant 7,330,335 - Kikitsu , et al. February 12, 2	2008-02-12
Oxygen concentrating apparatus Grant 7,306,657 - Yagi , et al. December 11, 2	2007-12-11
Information recording and reproducing apparatus App 20070274193 - Akiyama; Junichi ; et al.	2007-11-29
Data recording apparatus App 20070053101 - Akiyama; Junichi	2007-03-08
Method of holographic recording and reproduction, holographic recording medium and holographic recording and reproducing apparatus App 20060215528 - Hirao; Akiko ; et al.	2006-09-28
Oxygen enriching apparatus, controller, and recording medium Grant 7,077,133 - Yagi , et al. July 18, 2	2006-07-18
Magnetic recording-reproducing apparatus Grant 7,054,087 - Kai , et al. May 30, 2	2006-05-30
Thermally-assisted magnetic recording head, method of manufacturing the same, and thermally-assisted magnetic recording apparatus Grant 7,042,810 - Akiyama , et al. May 9, 2	2006-05-09
Oxygen supply apparatus, controller for the oxygen supply apparatus, and recording medium for the controller Grant 7,017,575 - Yagi , et al. March 28, 2	2006-03-28
Magnetic recording apparatus and magnetic recording method Grant 6,982,845 - Kai , et al. January 3, 2	2006-01-03
Magnetic recording medium and magnetic recording/reproducing apparatus using the same Grant 6,972,923 - Akiyama , et al. December 6, 2	2005-12-06
Magnetic recording-reproducing apparatus Grant 6,930,847 - Kai , et al. August 16, 2	2005-08-16
Oxygen concentrating apparatus App 20050139214 - Yagi, Hideaki ; et al.	2005-06-30
Magnetic recording apparatus and method of designing the same Grant 6,894,857 - Kikitsu , et al. May 17, 2	2005-05-17
Magnetic recording medium including functional and recording layers orthogonally exchange coupled Grant 6,881,495 - Kikitsu , et al. April 19, 2	2005-04-19
Magnetic recording medium, magnetic recording apparatus and magnetic recording method App 20050041335 - Kikitsu, Akira ; et al.	2005-02-24
Magnetic recording-reproducing apparatus App 20050036225 - Kai, Tadashi ; et al.	2005-02-17
Optically-assisted magnetic recording head and optically-assisted magnetic recording apparatus App 20050018547 - Akiyama, Junichi ; et al.	2005-01-27
Oxygen enriching apparatus, controller for the oxygen enriching apparatus, and recording medium for the controller Grant 6,837,244 - Yagi , et al. January 4, 2	2005-01-04
Magnetic recording medium with multiple magnetic layers capable of being exchange coupled at elevated temperatures and magnetic recording apparatus Grant 6,830,824 - Kikitsu , et al. December 14, 2	2004-12-14
Thermally-assisted magnetic recording device, thermally-assisted magnetic reproducing device and electron beam recorder App 20040184361 - Ichihara, Katsutaro ; et al.	2004-09-23
Optically-assisted magnetic recording head and optically-assisted magnetic recording apparatus Grant 6,795,380 - Akiyama , et al. September 21, 2	2004-09-21
Magnetic recording medium with L10 crystal grains including three or more elements Grant 6,777,078 - Maeda , et al. August 17, 2	2004-08-17
Thermally-assisted magnetic recording and reproducing device having an electron beam thermal source Grant 6,741,524 - Ichihara , et al. May 25, 2	2004-05-25
Magnetic recording medium and magnetic recording/reproducing apparatus App 20040053078 - Kikitsu, Akira ; et al.	2004-03-18
Magnetic recording medium and magnetic recording/reproducing apparatus using the same App 20040051994 - Akiyama, Junichi ; et al.	2004-03-18
Magnetic recording apparatus and magnetic recording method App 20030214742 - Kai, Tadashi ; et al.	2003-11-20
Thermally-assisted magnetic recording method and thermally-assisted magnetic recorder Grant 6,636,460 - Akiyama , et al. October 21, 2	2003-10-21
Magnetic recording-reproducing apparatus App 20030053238 - Kai, Tadashi ; et al.	2003-03-20
Magnetic recording medium, magnetic recording apparatus and magnetic recording method App 20030017364 - Kikitsu, Akira ; et al.	2003-01-23
Magnetic recording medium App 20020098383 - Maeda, Tomoyuki ; et al.	2002-07-25
Magnetic recording apparatus and method of designing the same App 20020057511 - Kikitsu, Akira ; et al.	2002-05-16
Oxygen enriching apparatus, controller, and recording medium App 20020040714 - Yagi, Hideaki ; et al.	2002-04-11
Oxygen enriching apparatus, controller for the oxygen enriching apparatus, and recording medium for the controller App 20020038656 - Yagi, Hideaki ; et al.	2002-04-04
Oxygen supply apparatus, controller for the oxygen supply apparatus, and recording medium for the controller App 20020038657 - Yagi, Hideaki ; et al.	2002-04-04
Magnetic recording medium and magnetic recording apparatus App 20010051287 - Kikitsu, Akira ; et al.	2001-12-13
Thermally-assisted magnetic recording head, method of manufacturing the same, and thermally-assisted magnetic recording apparatus App 20010017820 - Akiyama, Junichi ; et al.	2001-08-30
Thermally-assisted magnetic recording device, thermally-assisted magnetic reproducing device and electron beam recorder App 20010006435 - Ichihara, Katsutaro ; et al.	2001-07-05
Thermally-assisted magnetic recording method and thermally-assisted magnetic recorder App 20010006436 - Akiyama, Junichi ; et al.	2001-07-05
Thin film head Grant 6,172,858 - Yoda , et al. January 9, 2	2001-01-09
Thin film head Grant 6,046,891 - Yoda , et al. April 4, 2	2000-04-04
Magnetic disk drive having a constant skew angle Grant 6,021,024 - Akiyama , et al. February 1, 2	2000-02-01
Signal reproduction method and magnetic recording and reproducing apparatus using tunnel current Grant 5,949,600 - Akiyama , et al. September 7, 1	1999-09-07
Perpendicular recording medium and magnetic recording apparatus Grant 5,942,342 - Hikosaka , et al. August 24, 1	1999-08-24
Thin film magnetic head responsive to spin-dependent scattering Grant 5,905,611 - Yoda , et al. May 18, 1	1999-05-18
Perpendicular magnetic recording/reproducing apparatus Grant 5,815,342 - Akiyama , et al. September 29, 1	1998-09-29
Magnetic disk drive comprising rotary actuator arm having optimal arm length for minimizing track misregistration Grant 5,801,908 - Akiyama , et al. September 1, 1	1998-09-01
Perpendicular recording medium and magnetic recording apparatus Grant 5,792,564 - Hikosaka , et al. August 11, 1	1998-08-11
Magnetoresistive head having an antiferromagnetic layer interposed between first and second magnetoresistive elements Grant 5,768,066 - Akiyama , et al. June 16, 1	1998-06-16
Skin external agent Grant 5,676,957 - Nakamura , et al. October 14, 1	1997-10-14
Magnetoresistive head with antiferromagnetic sublayers interposed between first and second spin-valve units to exchange bias inner magnetic films thereof Grant 5,576,915 - Akiyama , et al. November 19, 1	1996-11-19
Magneto-resistive head Grant 5,461,527 - Akiyama , et al. October 24, 1	1995-10-24
Magnetoresistance sensor magnetically coupled with high-coercive force film at two end regions Grant 5,329,413 - Kondoh , et al. July 12, 1	1994-07-12
Magnetoresistance effect element and magnetoresistance effect sensor Grant 5,304,975 - Saito , et al. April 19, 1	1994-04-19
Magnetic reproduction system utilizing magnetic body as capacitor Grant 4,593,332 - Akiyama , et al. June 3, 1	1986-06-03
Electrophoretic apparatus Grant 4,416,762 - Akiyama November 22, 1	1983-11-22
Apparatus for electrophoretic analysis Grant 3,941,678 - Akiyama March 2, 1	1976-03-02

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