Hamaguchi; Tetsuya

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hamaguchi; Tetsuya.The latest application filed is for "liquid actuator".

Company Profile

0.18.13

Hamaguchi; Tetsuya - Tokyo JP
Hamaguchi; Tetsuya - Chiyoda JP
Hamaguchi; Tetsuya - Ibaraki-ken 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
Fuel mixture, fuel reliquefying system, fuel cartridge using the same, and method of extracting fuel; for fuel cells Grant 8,118,886 - Rikihisa , et al. February 21, 2	2012-02-21
Liquid actuator Grant 7,632,388 - Rikihisa , et al. December 15, 2	2009-12-15
Carriage arm assembly for locating magnetic head, and magnetic disk apparatus using the same Grant 7,545,607 - Shimizu , et al. June 9, 2	2009-06-09
Liquid actuator App 20080098917 - Rikihisa; Hiroaki ; et al.	2008-05-01
Fuel mixture, fuel reliquefying system, fuel cartridge using the same, and method of extracting fuel; for fuel cells App 20080026267 - Rikihisa; Hiroaki ; et al.	2008-01-31
Connector Resiliently Deformed Easily With Small Load And Method Of Manufacturing The Same App 20070224847 - Umezawa; Kazuhiko ; et al.	2007-09-27
Carriage arm assembly for locating magnetic head, and magnetic disk apparatus using the same App 20070002497 - Shimizu; Toshihiko ; et al.	2007-01-04
Connector resiliently deformed easily with small load and method of manufacturing the same App 20060281340 - Umezawa; Kazuhiko ; et al.	2006-12-14
Carriage arm assembly for locating magnetic head, and magnetic disk apparatus using the same Grant 7,110,223 - Shimizu , et al. September 19, 2	2006-09-19
Carriage Arm Assembly For Locating Magnetic Head, And Magnetic Disk Apparatus Using The Same App 20060158786 - Shimizu; Toshihiko ; et al.	2006-07-20
Carriage arm assembly for locating magnetic head, and magnetic disk apparatus using the same Grant 7,031,118 - Shimizu , et al. April 18, 2	2006-04-18
Carriage arm assembly for magnetic disk drive Grant 6,982,852 - Nagahiro , et al. January 3, 2	2006-01-03
Carriage arm assembly for locating magnetic head, and magnetic disk apparatus using the same App 20050180056 - Shimizu, Toshihiko ; et al.	2005-08-18
Carriage arm assembly for locating magnetic head, and magnetic disk apparatus using the same Grant 6,879,467 - Shimizu , et al. April 12, 2	2005-04-12
Rotary disk type storage device Grant 6,876,513 - Watanabe , et al. April 5, 2	2005-04-05
Method for assembling disc apparatus Grant 6,839,956 - Watanabe , et al. January 11, 2	2005-01-11
Carriage arm assembly for magnetic disk drive App 20030218833 - Nagahiro, Shin ; et al.	2003-11-27
Magnetic disc apparatus having actuator for head positioning mechanism Grant 6,636,385 - Yasuna , et al. October 21, 2	2003-10-21
Information recording disk apparatus Grant 6,597,532 - Usui , et al. July 22, 2	2003-07-22
Carriage arm assembly for locating magnetic head, and magnetic disk apparatus using the same App 20030081356 - Shimizu, Toshihiko ; et al.	2003-05-01
Rotary disk type storage device App 20030081348 - Watanabe, Keiko ; et al.	2003-05-01
Magnetic disk drive with a movable ramp mechanism for relieving impact upon loading and unloading Grant 6,549,377 - Yoshida , et al. April 15, 2	2003-04-15
Retraction control method and magnetic disk apparatus Grant 6,490,116 - Watanabe , et al. December 3, 2	2002-12-03
Magnetic disk apparatus Grant 6,462,910 - Shimizu , et al. October 8, 2	2002-10-08
Magnetic disk drive with a movable ramp mechanism for relieving impact upon loading and unloading App 20020071219 - Yoshida, Takeshi ; et al.	2002-06-13
Method for assembling disc apparatus App 20020059718 - Watanabe, Keiko ; et al.	2002-05-23
Magnetic disk drive with a movable ramp mechanism for relieving impact upon loading and unloading Grant 6,369,988 - Yoshida , et al. April 9, 2	2002-04-09
Magnetic disk device Grant 6,307,716 - Hamaguchi , et al. October 23, 2	2001-10-23
Magnetic disc apparatus and mobile information device App 20010015876 - Yasuna, Kei ; et al.	2001-08-23
Ramp load type magnetic disk unit Grant 6,226,155 - Watanabe , et al. May 1, 2	2001-05-01
Magnetic head support device for magnetic disc recording device Grant 6,069,774 - Arisaka , et al. May 30, 2	2000-05-30

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