Kamigama; Takehiro

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kamigama; Takehiro.The latest application filed is for "solid state drive controller with fast nvram buffer and non-volatile tables".

Company Profile

0.83.85

Kamigama; Takehiro - Hong Kong CN
Kamigama; Takehiro - Shatin CN
Kamigama; Takehiro - Tokyo JP
Kamigama; Takehiro - Kowloon HK
Kamigama; Takehiro - Kwai Chung N.T. CN
Kamigama; Takehiro - Hongkong CN
Kamigama; Takehiro - Kwai Chung HK
Kamigama; Takehiro - Kowloon Tong Kowloon HK
Kamigama; Takehiro - New Territories CN
Kamigama; Takehiro - Kowloon Tong HK
Kamigama; Takehiro - N.T. CN
Kamigama, Takehiro - Honk Kong CN

*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
Thin-film magnetic head having remnant coating and remnant insulating film, head gimbal assembly and hard disk drive Grant 8,174,790 - Sasaki , et al. May 8, 2	2012-05-08
Thin-film magnetic head structure and thin-film magnetic head Grant 8,169,740 - Sasaki , et al. May 1, 2	2012-05-01
Thin film magnetic head and manufacturing method thereof Grant 8,043,515 - Sasaki , et al. October 25, 2	2011-10-25
Head stack assembly with spacers to partition drive arms Grant 8,018,688 - Kamigama , et al. September 13, 2	2011-09-13
Thin-film magnetic head structure, method of manufacturing the same, and thin-film magnetic head Grant 7,943,288 - Sasaki , et al. May 17, 2	2011-05-17
Solid state drive controller with fast NVRAM buffer and non-volatile tables App 20100191896 - Yang; Hsu Kai ; et al.	2010-07-29
Method for manufacturing a magnetic head arm assembly (HAA) Grant 7,733,609 - Wang , et al. June 8, 2	2010-06-08
Method of manufacturing a thin-film magnetic head Grant 7,721,415 - Sasaki , et al. May 25, 2	2010-05-25
Thin-film Magnetic Head, Method Of Manufacturing The Same, Head Gimbal Assembly And Hard Disk Drive App 20100118438 - SASAKI; Yoshitaka ; et al.	2010-05-13
Process for testing a head stack assembly Grant 7,694,410 - Kamigama , et al. April 13, 2	2010-04-13
Method for manufacturing a hard disk drive arm Grant 7,681,302 - Kamigama March 23, 2	2010-03-23
Thin film magnetic head Grant 7,630,172 - Sasaki , et al. December 8, 2	2009-12-08
Low profile disk drive unit Grant 7,626,811 - Kamigama , et al. December 1, 2	2009-12-01
Method of manufacturing slider of thin-film magnetic head Grant 7,617,589 - Sasaki , et al. November 17, 2	2009-11-17
Method of manufacturing a thin film magnetic head Grant 7,549,216 - Sasaki , et al. June 23, 2	2009-06-23
Method of manufacturing thin-film magnetic head Grant 7,526,857 - Sasaki , et al. May 5, 2	2009-05-05
Thin Film Magnetic Head And Manufacturing Method Thereof App 20090045162 - SASAKI; Yoshitaka ; et al.	2009-02-19
Thin-film magnetic head structure, method of manufacturing the same, and thin-film magnetic head Grant 7,492,555 - Sasaki , et al. February 17, 2	2009-02-17
Thin-film magnetic head structure, method of manufacturing the same, and thin-film magnetic head App 20090040655 - Sasaki; Yoshitaka ; et al.	2009-02-12
Thin-film magnetic head structure, method of manufacturing the same, and thin-film magnetic head App 20090042143 - Sasaki; Yoshitaka ; et al.	2009-02-12
Thin film magnetic head having upper and lower poles and a gap film within a trench Grant 7,463,448 - Sasaki , et al. December 9, 2	2008-12-09
Thin film magnetic head Grant 7,463,450 - Sasaki , et al. December 9, 2	2008-12-09
Magnetic disk drive apparatus having first and second connection sections electronically conducted by pressure contact Grant 7,420,770 - Ho , et al. September 2, 2	2008-09-02
Thin film magnetic head for perpendicular magnetic recording having a main pole with plural grooves in a lower surface thereof and manufacturing method therefore Grant 7,408,740 - Sasaki , et al. August 5, 2	2008-08-05
Thin film magnetic head and manufacturing method thereof Grant 7,392,578 - Sasaki , et al. July 1, 2	2008-07-01
Magnetic disk drive apparatus and manufacturing method of magnetic disk drive apparatus Grant 7,369,355 - Ho , et al. May 6, 2	2008-05-06
Thin-film magnetic head Grant 7,365,942 - Sasaki , et al. April 29, 2	2008-04-29
Method of manufacturing a thin film magnetic head Grant 7,360,301 - Sasaki , et al. April 22, 2	2008-04-22
Head Stack Assembly App 20080068757 - Kamigama; Takehiro ; et al.	2008-03-20
Method of manufacturing slider of thin-film magnetic head App 20080060187 - Sasaki; Yoshitaka ; et al.	2008-03-13
Low profile disk drive unit App 20080024973 - Kamigama; Takehiro ; et al.	2008-01-31
Method for manufacturing a head stack assembly Grant 7,322,094 - Kamigama , et al. January 29, 2	2008-01-29
Thin-film magnetic head, method of manufacturing the same, head gimbal assembly and hard disk drive App 20080002293 - Sasaki; Yoshitaka ; et al.	2008-01-03
Method for manufacturing a magnetic head arm assembly (HAA) App 20080002303 - Wang; Jeffery L. ; et al.	2008-01-03
Magnetic disk drive apparatus support arm fixing structure Grant 7,315,434 - Ho , et al. January 1, 2	2008-01-01
Magnetic thin film head with heat-assisted write section and hard disk drive incorporating same Grant 7,310,206 - Liu , et al. December 18, 2	2007-12-18
Method of manufacturing slider of thin-film magnetic head Grant 7,308,753 - Sasaki , et al. December 18, 2	2007-12-18
Method for an improved magnetic head arm assembly Grant 7,299,536 - Wang , et al. November 27, 2	2007-11-27
Manufacturing method of head arm assembly Grant 7,293,347 - Kamigama , et al. November 13, 2	2007-11-13
Thin Film Magnetic Head And Manufacturing Method Thereof App 20070214635 - SASAKI; Yoshitaka ; et al.	2007-09-20
Method of manufacturing a thin-film magnetic head Grant 7,249,408 - Sasaki , et al. July 31, 2	2007-07-31
Head stack assembly, manufacturing method thereof, and disk drive unit App 20070171578 - Kamigama; Takehiro ; et al.	2007-07-26
Method of manufacturing slider of thin-film magnetic head Grant 7,240,418 - Sasaki , et al. July 10, 2	2007-07-10
Thin film magnetic head App 20070153431 - Sasaki; Yoshitaka ; et al.	2007-07-05
Thin film magnetic head and manufacturing method thereof Grant 7,239,479 - Sasaki , et al. July 3, 2	2007-07-03
Thin film magnetic head and method of manufacturing the same Grant 7,227,719 - Sasaki , et al. June 5, 2	2007-06-05
Method of manufacturing thin film magnetic head Grant 7,210,217 - Sasaki , et al. May 1, 2	2007-05-01
Method of manufacturing a slider for a thin-film magnetic head Grant 7,185,416 - Sasaki , et al. March 6, 2	2007-03-06
Method of manufacturing a thin-film magnetic head Grant 7,168,156 - Sasaki , et al. January 30, 2	2007-01-30
Method for manufacturing a magnetic head arm assembly (HAA) Grant 7,165,314 - Wang , et al. January 23, 2	2007-01-23
Thin-film magnetic head structure, method of manufacturing the same, and thin-film magnetic head App 20070014048 - Sasaki; Yoshitaka ; et al.	2007-01-18
Method of manufacturing a slider of a thin-film magnetic head Grant 7,159,301 - Sasaki , et al. January 9, 2	2007-01-09
Magnetoresistive device and method of manufacturing same, and thin-film magnetic head and method of manufacturing same Grant 7,158,352 - Sasaki , et al. January 2, 2	2007-01-02
Method of manufacturing thin-film magnetic head Grant 7,155,809 - Sasaki , et al. January 2, 2	2007-01-02
Thin-film magnetic head, a head gimbal assembly, and a hard disk drive App 20060288564 - Sasaki; Yoshitaka ; et al.	2006-12-28
Thin-film magnetic head App 20060291096 - Sasaki; Yoshitaka ; et al.	2006-12-28
Thin-film magnetic head and method of manufacturing same Grant 7,154,706 - Sasaki , et al. December 26, 2	2006-12-26
Thin film magnetic head and manufacturing method for creating high surface recording density and including a second yoke portion having two layers of which one is etched to form a narrow portion and a sloped flare portion Grant 7,151,647 - Sasaki , et al. December 19, 2	2006-12-19
Method of manufacturing thin-film magnetic head Grant 7,141,357 - Sasaki , et al. November 28, 2	2006-11-28
Method and apparatus for an improved magnetic head arm assembly Grant 7,142,394 - Wang , et al. November 28, 2	2006-11-28
Thin film magnetic head and manufacturing method thereof App 20060262440 - Sasaki; Yoshitaka ; et al.	2006-11-23
Method of manufacturing combination type thin film magnetic head Grant 7,131,186 - Sasaki , et al. November 7, 2	2006-11-07
Thin film magnetic head and manufacturing method thereof App 20060238916 - Sasaki; Yoshitaka ; et al.	2006-10-26
Thin film magnetic head and manufacturing method thereof App 20060238917 - Sasaki; Yoshitaka ; et al.	2006-10-26
Thin-film magnetic head, method of manufacturing the same, head gimbal assembly, and hard disk drive Grant 7,119,989 - Sasaki , et al. October 10, 2	2006-10-10
Thin-film magnetic head, a head gimbal assembly, and a hard disk drive Grant 7,119,987 - Sasaki , et al. October 10, 2	2006-10-10
Method of manufacturing slider of thin-film magnetic head Grant 7,100,269 - Sasaki , et al. September 5, 2	2006-09-05
Method of manufacturing thin-film magnetic head App 20060191129 - Sasaki; Yoshitaka ; et al.	2006-08-31
Method and apparatus for an improved magnetic head arm assembly App 20060187586 - Wang; Jeffery L. ; et al.	2006-08-24
Method of manufacturing thin-film magnetic head Grant 7,082,672 - Sasaki , et al. August 1, 2	2006-08-01
Thin film magnetic head having spiral coils and manufacturing method thereof Grant 7,085,099 - Sasaki , et al. August 1, 2	2006-08-01
Thin film magnetic head and manufacturing method thereof App 20060158781 - Sasaki; Yoshitaka ; et al.	2006-07-20
Thin-film magnetic head and method of manufacturing same Grant 7,075,751 - Sasaki , et al. July 11, 2	2006-07-11
Thin film magnetic head and manufacturing method thereof App 20060137174 - Sasaki; Yoshitaka ; et al.	2006-06-29
Magnetic thin film head with heat-assisted write section and hard disk drive incorporating same App 20060143635 - Liu; Cheng Yih ; et al.	2006-06-29
Slider for high density magnetic recording App 20060132978 - Tian; Hong ; et al.	2006-06-22
Method of manufacturing thin-film magnetic head Grant 7,062,839 - Sasaki , et al. June 20, 2	2006-06-20
Thin-film magnetic head and method of manufacturing same Grant 7,061,716 - Sasaki , et al. June 13, 2	2006-06-13
Thin film magnetic head and magnetic recording apparatus having a lowered coil resistance value, reduced generated heat, and high-frequency Grant 7,060,207 - Sasaki , et al. June 13, 2	2006-06-13
Magnetic head with helical coil and plural outer conductor groups and method of manufacturing same Grant 7,054,104 - Sasaki , et al. May 30, 2	2006-05-30
Thin film magnetic head and manufacturing method thereof Grant 7,046,480 - Sasaki , et al. May 16, 2	2006-05-16
Wiring pattern and method of manufacturing the same and thin film magnetic head and method of manufacturing the same App 20060012916 - Sasaki; Yoshitaka ; et al.	2006-01-19
Thin-film magnetic head and method of manufacturing same, and thin-film magnetic head substructure Grant 6,987,645 - Sasaki , et al. January 17, 2	2006-01-17
System and method for improving suspension-to-slider attachment in a hard disk drive App 20050280940 - Kamigama, Takehiro	2005-12-22
Wiring pattern and method of manufacturing the same and thin film magnetic head and method of manufacturing the same Grant 6,977,796 - Sasaki , et al. December 20, 2	2005-12-20
Method of manufacturing thin-film magnetic head App 20050241141 - Sasaki, Yoshitaka ; et al.	2005-11-03
Head stack assembly and manufacturing thereof App 20050243472 - Kamigama, Takehiro ; et al.	2005-11-03
Method of manufacturing slider of thin-film magnetic head App 20050241142 - Sasaki, Yoshitaka ; et al.	2005-11-03
Head stack assembly and manufacturing method thereof App 20050237672 - Kamigama, Takehiro ; et al.	2005-10-27
Slider of thin-film magnetic head and method of manufacturing same Grant 6,958,888 - Sasaki , et al. October 25, 2	2005-10-25
Slider for high density magnetic recording App 20050231852 - Tian, Hong ; et al.	2005-10-20
Method of manufacturing thin-film magnetic head App 20050210659 - Sasaki, Yoshitaka ; et al.	2005-09-29
Thin-film magnetic head with thin-film coil of low resistance Grant 6,950,279 - Sasaki , et al. September 27, 2	2005-09-27
Method of lapping medium-opposing surface in thin-film magnetic head Grant 6,945,847 - Ota , et al. September 20, 2	2005-09-20
Thin-film Magnetic Head Comprising A First Pole Layer Having Multiple Layers Including A Second Layer And A Thin-film Coil Having A Portion Disposed Between The Second Layer And A Coupling Portion And Method Of Manufacturing The Thin-film Magnetic Head Grant 6,940,689 - Sasaki , et al. September 6, 2	2005-09-06
Method of manufacturing thin-film magnetic head App 20050188530 - Sasaki, Yoshitaka ; et al.	2005-09-01
System and method for a three-piece design of a magnetic head assembly Grant 6,937,443 - Wang , et al. August 30, 2	2005-08-30
Thin film magnetic head and manufacturing method thereof App 20050185337 - Sasaki, Yoshitaka ; et al.	2005-08-25
Thin-film magnetic head, method of manufacturing the same, head gimbal assembly, and hard disk drive App 20050185333 - Sasaki, Yoshitaka ; et al.	2005-08-25
Rotating recording medium and slider of thin-film magnetic head device Grant 6,934,124 - Sasaki , et al. August 23, 2	2005-08-23
Thin film magnetic head and manufacturing method thereof App 20050157423 - Sasaki, Yoshitaka ; et al.	2005-07-21
Method of manufacturing thin-film magnetic head and method of manufacturing slider App 20050144776 - Sasaki, Yoshitaka ; et al.	2005-07-07
Method of manufacturing slider of thin-film magnetic head App 20050138795 - Sasaki, Yoshitaka ; et al.	2005-06-30
Magnetic disk drive apparatus and manufacturing method of magnetic disk drive apparatus App 20050117248 - Ho, Yiu Sing ; et al.	2005-06-02
Magnetic disk drive apparatus App 20050111135 - Ho, Yiu Sing ; et al.	2005-05-26
Magnetic disk drive apparatus App 20050105211 - Ho, Yiu Sing ; et al.	2005-05-19
Magnetic disk drive apparatus and manufacturing method of magnetic disk drive apparatus App 20050099721 - Ho, Yiu Sing ; et al.	2005-05-12
Thin-film magnetic head and method of manufacturing same App 20050099726 - Sasaki, Yoshitaka ; et al.	2005-05-12
Thin-film magnetic head and method of manufacturing same App 20050099725 - Sasaki, Yoshitaka ; et al.	2005-05-12
Universal fixture for HSA assembly and its testing process App 20050091835 - Kamigama, Takehiro ; et al.	2005-05-05
Magnetic head, method of manufacturing the same, a head gimbal assembly, and a hard disk drive App 20050088780 - Sasaki, Yoshitaka ; et al.	2005-04-28
Method of etching a film of magnetic material and method of manufacturing a thin-film magnetic head Grant 6,884,730 - Sasaki , et al. April 26, 2	2005-04-26
Thin film magnetic head and manufacturing method thereof App 20050083607 - Sasaki, Yoshitaka ; et al.	2005-04-21
Slider of thin-film magnetic head and method of manufacturing same Grant 6,882,505 - Sasaki , et al. April 19, 2	2005-04-19
Thin-film magnetic head and method of manufacturing same, and slider of thin-film magnetic head and method of manufacturing same Grant 6,882,503 - Sasaki , et al. April 19, 2	2005-04-19
Thin film magnetic head and manufacturing method thereof App 20050068675 - Sasaki, Yoshitaka ; et al.	2005-03-31
Manufacturing method of head arm assembly App 20050060873 - Kamigama, Takehiro ; et al.	2005-03-24
Method of manufacturing thin-film magnetic head App 20050050715 - Sasaki, Yoshitaka ; et al.	2005-03-10
Method of manufacturing thin-film magnetic head App 20050050716 - Sasaki, Yoshitaka ; et al.	2005-03-10
Slider of thin-film magnetic head Grant 6,865,059 - Sasaki , et al. March 8, 2	2005-03-08
Universal fixture for HSA assembly and its testing process Grant 6,859,995 - Kamigama , et al. March 1, 2	2005-03-01
Manufacturing method of head arm assembly Grant 6,851,177 - Kamigama , et al. February 8, 2	2005-02-08
Magnetoresistive device and method of manufacturing same, and thin-film magnetic head and method of manufacturing same Grant 6,842,314 - Sasaki , et al. January 11, 2	2005-01-11
Thin-film magnetic head including thin-film coil and lead layer connected via connecting layer Grant 6,842,307 - Sasaki , et al. January 11, 2	2005-01-11
Head gimbal assembly with a ground or source voltage lead conductor Grant 6,839,204 - Shiraishi , et al. January 4, 2	2005-01-04
Combination type thin film magnetic head and method of manufacturing the same App 20040261254 - Sasaki, Yoshitaka ; et al.	2004-12-30
Thin-film magnetic head and method of manufacturing same App 20040257700 - Sasaki, Yoshitaka ; et al.	2004-12-23
Manufacturing method of a head gimbal assembly Grant 6,829,818 - Kamigama , et al. December 14, 2	2004-12-14
System and method for a three-piece design of a magnetic head assembly App 20040237289 - Wang, Jeffery L. ; et al.	2004-12-02
Method of lapping medium-opposing surface in thin-film magnetic head App 20040235394 - Ota, Norikazu ; et al.	2004-11-25
Thin-film magnetic head and method of manufacturing same, and thin-film magnetic head substructure App 20040196590 - Sasaki, Yoshitaka ; et al.	2004-10-07
Thin film magnetic head and method of manufacturing the same Grant 6,801,407 - Sasaki , et al. October 5, 2	2004-10-05
Slider of thin-film magnetic head App 20040179302 - Sasaki, Yoshitaka ; et al.	2004-09-16
Method of manufactuing slider of thin-film App 20040174632 - Sasaki, Yoshitaka ; et al.	2004-09-09
Method and apparatus for an improved magnetic head arm assembly App 20040150917 - Wang, Jeffery L. ; et al.	2004-08-05
Magnetoresistive device and method of manufacturing same, and thin-film magnetic head and method of manufacturing same App 20040150920 - Sasaki, Yoshitaka ; et al.	2004-08-05
Thin-film magnetic head and method of manufacturing same App 20040150911 - Sasaki, Yoshitaka ; et al.	2004-08-05
System and method for improving suspension-to-slider attachment in a hard disk drive App 20040143959 - Kamigama, Takehiro	2004-07-29
Thin film magnetic head and method of manufacturing the same App 20040145826 - Sasaki, Yoshitaka ; et al.	2004-07-29
Combination type thin film magnetic head and method of manufacturing the same Grant 6,762,911 - Sasaki , et al. July 13, 2	2004-07-13
Slider of thin-film magnetic head Grant 6,731,464 - Sasaki , et al. May 4, 2	2004-05-04
Magnetoresistive device and method of manufacturing same, and thin-film magnetic head and method of manufacturing same Grant 6,718,623 - Sasaki , et al. April 13, 2	2004-04-13
Head arm assembly, disk apparatus with head arm assembly and manufacturing method of head arm assembly Grant 6,680,824 - Kamigama , et al. January 20, 2	2004-01-20
Head arm assembly design for high volume hard disk drive App 20040008448 - Wang, Jeffery L. ; et al.	2004-01-15
Method of etching a film of magnetic material and method of manufacturing a thin-film magnetic head App 20040004056 - Sasaki, Yoshitaka ; et al.	2004-01-08
Head gimbal assembly having a flexible printed circuit Grant 6,667,857 - Kamigama , et al. December 23, 2	2003-12-23
Magnetoresistive device and method of manufacturing same, and thin-film magnetic head and method of manufacturing same App 20030223158 - Sasaki, Yoshitaka ; et al.	2003-12-04
Magnetoresistive device and method of manufacturing same, and thin-film magnetic head and method of manufacturing same App 20030214760 - Sasaki, Yoshitaka ; et al.	2003-11-20
Thin-film magnetic head and method of manufacturing same App 20030206369 - Sasaki, Yoshitaka ; et al.	2003-11-06
Suspension and head gimbal assembly with the suspension Grant 6,614,624 - Shiraishi , et al. September 2, 2	2003-09-02
Universal fixture for HSA assembly and its testing process App 20030151876 - Kamigama, Takehiro ; et al.	2003-08-14
Wiring pattern and method of manufacturing the same and thin film magnetic head and method of manufacturing the same App 20030151849 - Sasaki, Yoshitaka ; et al.	2003-08-14
Combination type thin film magnetic head and method of manufacturing the same App 20030151852 - Sasaki, Yoshitaka ; et al.	2003-08-14
Thin film magnetic head and method of manufacturing the same App 20030151856 - Sasaki, Yoshitaka ; et al.	2003-08-14
Thin-film magnetic head and method of manufacturing same, and slider of thin-film magnetic head and method of manufacturing same App 20030140481 - Sasaki, Yoshitaka ; et al.	2003-07-31
Slider of thin-film magnetic head and method of manufacturing same App 20030128470 - Sasaki, Yoshitaka ; et al.	2003-07-10
System and method for a three-piece design of a magnetic head assembly App 20030117748 - Wang, Jeffery L. ; et al.	2003-06-26
Slider of thin-film magnetic head and method of manufacturing same App 20030107842 - Sasaki, Yoshitaka ; et al.	2003-06-12
Slider of thin-film magnetic head and method of manufacturing same App 20030095360 - Sasaki, Yoshitaka ; et al.	2003-05-22
Slider of thin-film magnetic head and method of manufacturing same App 20030067718 - Sasaki, Yoshitaka ; et al.	2003-04-10
Thin-film magnetic head and method of manufacturing same Grant 6,541,065 - Sasaki , et al. April 1, 2	2003-04-01
Suspension and head gimbal assembly with the suspension App 20020071218 - Shiraishi, Masashi ; et al.	2002-06-13
Head arm assembly, disk apparatus with head arm assembly and manufacturing method of head arm assembly App 20020057535 - Kamigama, Takehiro ; et al.	2002-05-16
Head gimbal assembly App 20020041469 - Shiraishi, Masashi ; et al.	2002-04-11
Manufacturing method of head arm assembly App 20020038506 - Kamigama, Takehiro ; et al.	2002-04-04
Manufacturing method of head gimbal assembly and apparatus for cutting ball bonding connections App 20020029461 - Kamigama, Takehiro ; et al.	2002-03-14
Head gimbal assembly App 20020030940 - Kamigama, Takehiro ; et al.	2002-03-14
Magnetic recording head having a carbon overcoat array on slider air bearings surfaces Grant 5,768,055 - Tian , et al. June 16, 1	1998-06-16

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