Sasaki; Tetsuro

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sasaki; Tetsuro.The latest application filed is for "magnetic head for perpendicular magnetic recording having a write shield".

Company Profile

0.26.29

Sasaki; Tetsuro - Tokyo JP
Sasaki; Tetsuro - Chuo-ku JP
Sasaki; Tetsuro - Chou-ku JP
Sasaki; Tetsuro - Osaka JP
Sasaki; Tetsuro - Nagano 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
Magnetic head for perpendicular magnetic recording having a write shield Grant 8,867,168 - Ota , et al. October 21, 2	2014-10-21
Magnetic Head For Perpendicular Magnetic Recording Having A Write Shield App 20140160597 - OTA; Norikazu ; et al.	2014-06-12
Method for testing noise of thin-film magnetic head, and magnetic disk drive apparatus with noise testing function Grant 8,085,038 - Uesugi , et al. December 27, 2	2011-12-27
Magnetoresistive element incorporating conductive film disposed on peripheral surface of layered structure including spacer layer, free layer and pinned layer, the conductive film allowing conduction between the free layer and the pinned layer Grant 7,876,537 - Uesugi , et al. January 25, 2	2011-01-25
Thin-film magnetic head having an antistatic layer preventing a protective coat from being electrostatically charged Grant 7,864,489 - Hirata , et al. January 4, 2	2011-01-04
Thin film magnetic head, head gimbal assembly, head arm assembly and magnetic disk device Grant 7,843,667 - Hirata , et al. November 30, 2	2010-11-30
Method of manufacturing magnetic head and method of manufacturing magnetic head substructure Grant 7,832,085 - Kagami , et al. November 16, 2	2010-11-16
Head slider, head gimbal assembly, and hard disk dirve Grant 7,542,236 - Ota , et al. June 2, 2	2009-06-02
Method For Testing Noise Of Thin-film Magnetic Head, And Magnetic Disk Drive Apparatus With Noise Testing Function App 20080291579 - Uesugi; Takumi ; et al.	2008-11-27
Thin film magnetic head, head gimbal assembly, head arm assembly and magnetic disk device App 20080291582 - Hirata; Kei ; et al.	2008-11-27
Method of manufacturing magnetic head and method of manufacturing magnetic head substructure App 20080222879 - Kagami; Takeo ; et al.	2008-09-18
Method of manufacturing magnetic head App 20080222878 - Kagami; Takeo ; et al.	2008-09-18
Tunnel Magnetoresistive Effect Element With Lower Noise and Thin-Film Magnet Head Having the Element App 20080218915 - Uesugi; Takumi ; et al.	2008-09-11
CPP-type magnetoresistive element having spacer layer that includes semiconductor layer App 20080218912 - Hirata; Kei ; et al.	2008-09-11
Method on manufacturing spin valve film Grant 7,418,777 - Amano , et al. September 2, 2	2008-09-02
Thin-Film Magnetic Head Having Antistatic Means for Protective Coat of Element End App 20080204938 - Hirata; Kei ; et al.	2008-08-28
Processing Condition Obtaining Method And Thin-film Forming Method App 20080121513 - UESUGI; Takumi ; et al.	2008-05-29
Magnetoresistive element incorporating conductive film disposed on peripheral surface of layered structure including spacer layer, free layer and pinned layer, the conductive film allowing conduction between the free layer and the pinned layer App 20080024934 - Uesugi; Takumi ; et al.	2008-01-31
Method and Apparatus for Detection of Live Bacterium Within Test Subject Through Specifically labeling Thereof App 20070218500 - Mikoshiba; Tohru ; et al.	2007-09-20
Thin-film magnetic head, head gimbal assembly, and hard disk drive incorporating a heater Grant 7,224,553 - Sasaki , et al. May 29, 2	2007-05-29
Thin-film magnetic head having a sheet-shaped heater with a lead part connected in series with the heater and having a resistance lower than the heater Grant 7,203,035 - Koide , et al. April 10, 2	2007-04-10
Thin-film magnetic head having heater member and bump for electrical connection of heater member Grant 7,184,246 - Sasaki , et al. February 27, 2	2007-02-27
Thin-film magnetic head, head gimbal assembly, and hard disk drive Grant 7,180,707 - Koide , et al. February 20, 2	2007-02-20
Method of making thin film magnetic head Grant 7,155,808 - Sasaki , et al. January 2, 2	2007-01-02
Head slider, head gimbal assembly, and hard disk drive Grant 7,113,369 - Ota , et al. September 26, 2	2006-09-26
Head slider and manufacturing method thereof Grant 7,102,856 - Koide , et al. September 5, 2	2006-09-05
Manufacturing method of magnetoresistive effect sensor Grant 7,086,141 - Tsuchiya , et al. August 8, 2	2006-08-08
Magnetic head bar holding unit, lapping device, and method of lapping medium-opposing surface of thin-film magnetic head Grant 7,086,931 - Oyama , et al. August 8, 2	2006-08-08
Method of manufacturing spin valve film App 20050231857 - Amano, Hajime ; et al.	2005-10-20
Method of lapping medium-opposing surface in thin-film magnetic head Grant 6,945,847 - Ota , et al. September 20, 2	2005-09-20
Method of manufacturing spin valve film Grant 6,907,654 - Amano , et al. June 21, 2	2005-06-21
Head slider and manufacturing method thereof App 20050047016 - Koide, Soji ; et al.	2005-03-03
Method of making thin film magnetic head App 20050041340 - Sasaki, Tetsuro ; et al.	2005-02-24
Thin film magnetic head, head gimbal assembly, and hard disk drive App 20050030666 - Sasaki, Tetsuro ; et al.	2005-02-10
Magnetic head bar holding unit, lapping device, and method of lapping medium-opposing surface of thin-film magnetic head App 20040259474 - Oyama, Nobuya ; et al.	2004-12-23
Head slider, head gimbal assembly, and hard disk drive App 20040257706 - Ota, Norikazu ; et al.	2004-12-23
Method of lapping medium-opposing surface in thin-film magnetic head App 20040235394 - Ota, Norikazu ; et al.	2004-11-25
Thin-film magnetic head, head gimbal assembly, and hard disk drive App 20040201920 - Koide, Soji ; et al.	2004-10-14
Head slider, head gimbal assembly, and hard disk drive App 20040184192 - Ota, Norikazu ; et al.	2004-09-23
Method of producing thin-film magnetic head, thin-film magnetic head, head gimbal assembly, and hard disk drive App 20040179299 - Sasaki, Tetsuro ; et al.	2004-09-16
Thin-film magnetic head, head gimbal assembly, and hard disk drive App 20040165312 - Koide, Soji ; et al.	2004-08-26
Magnetoresistive effect sensor, thin-film magnetic head with the sensor, manufacturing method of magnetoresistive sensor and manufacturing method of thin-film magnetic head Grant 6,636,398 - Sasaki , et al. October 21, 2	2003-10-21
Magnetoresistance effect film and magnetoresistance effect type head Grant 6,563,681 - Sasaki , et al.	2003-05-13
Manufacturing method of magnetoresistive effect sensor and manufacturing method of thin-film magnetic head App 20030005575 - Tsuchiya, Yoshihiro ; et al.	2003-01-09
Method for manufacturing thin-film magnetic head with spin valve magnetoresistive sensor Grant 6,478,884 - Shimazawa , et al. November 12, 2	2002-11-12
Magnetoresistive Effect Multi-layered Structure And Thin-film Magnetic Head With The Magnetoresistive Effect Multi-layered Structure App 20020122278 - SHIMAZAWA, KOJI ; et al.	2002-09-05
Magnetoresistive effect sensor, thin-film magnetic head with the sensor, manufacturing method of magnetoresistive sensor and manufacturing method of thin-film magnetic head App 20020044398 - Sasaki, Tetsuro ; et al.	2002-04-18
Manufacturing method of spin valve magnetoresistive effect element and manufacturing method of thin-film magnetic head with the element Grant 6,364,964 - Sasaki , et al. April 2, 2	2002-04-02
Method of manufacturing spin valve film App 20020029463 - Amano, Hajime ; et al.	2002-03-14
Magnetic transducer and thin film magnetic head App 20020008948 - Sasaki, Tetsuro ; et al.	2002-01-24
Method for manufacturing thin-film magnetic head with spin valve magnetoresistive sensor App 20010045245 - Shimazawa, Koji ; et al.	2001-11-29
Magnetoresistive sensor, a thin film magnetic head, a magnetic head device, and a magnetic disk drive device App 20010024346 - Terunuma, Koichi ; et al.	2001-09-27
Measurement method of magnetization direction of magnetoresistive effect devices and measurement apparatus based on the method of TDK corporation Grant 6,294,911 - Shimazawa , et al. September 25, 2	2001-09-25
Magnetoresistive transducer with spin-valve structure and manufacturing method of the same Grant 6,093,444 - Miyauchi , et al. July 25, 2	2000-07-25
Spin valve effect magnetoresistive sensor and magnetic head with the sensor Grant 5,998,016 - Sasaki , et al. December 7, 1	1999-12-07

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