Kuwajima; Hideki

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kuwajima; Hideki.The latest application filed is for "head support mechanism and magnetic disk device".

Company Profile

0.75.69

Kuwajima; Hideki - Kyoto JP
Kuwajima; Hideki - Tokyo JP
Kuwajima; Hideki - Osaka JP
Kuwajima; Hideki - Fukui JP
KUWAJIMA; Hideki - Kyoto-shi Kyoto
Kuwajima; Hideki - Fukul 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
Head support mechanism for a magnetic disk drive with a slider that has a head element Grant 10,762,923 - Kuwajima Sep	2020-09-01
Head Support Mechanism And Magnetic Disk Device App 20200143828 - KUWAJIMA; Hideki	2020-05-07
Dynamic vibration absorber, flexure, and head support mechanism Grant 10,127,936 - Someya , et al. November 13, 2	2018-11-13
Head assembly and magnetic disk device Grant 9,990,946 - Kuwajima , et al. June 5, 2	2018-06-05
Head Assembly And Magnetic Disk Device App 20180005654 - KUWAJIMA; Hideki ; et al.	2018-01-04
Head assembly and magnetic disk device Grant 9,773,516 - Kuwajima , et al. September 26, 2	2017-09-26
Head Assembly And Magnetic Disk Device App 20160267928 - KUWAJIMA; Hideki ; et al.	2016-09-15
Head Assembly And Magnetic Disk Device App 20160267929 - SOMEYA; Taku ; et al.	2016-09-15
Dynamic Vibration Absorber, Flexure, And Head Support Mechanism App 20160055870 - SOMEYA; Taku ; et al.	2016-02-25
Head assembly Grant 9,076,469 - Kuwajima , et al. July 7, 2	2015-07-07
Head support mechanism with counter balance and centroid adjustment pads Grant 8,780,501 - Kuwajima July 15, 2	2014-07-15
Head Support Mechanism App 20120287536 - KUWAJIMA; Hideki	2012-11-15
Head assembly, magnetic disk drive apparatus and rotation mechanism Grant 8,289,654 - Kuwajima October 16, 2	2012-10-16
Head Assembly, Magnetic Disk Drive Apparatus And Rotation Mechanism App 20110211274 - KUWAJIMA; Hideki	2011-09-01
Disk device employing a CSS system head supporting unit Grant 7,855,856 - Kuwajima December 21, 2	2010-12-21
Opening and closing device Grant 7,847,194 - Kuwajima , et al. December 7, 2	2010-12-07
Opening-closing device Grant 7,832,056 - Kuwajima , et al. November 16, 2	2010-11-16
Opening and closing device Grant 7,814,619 - Kuwajima , et al. October 19, 2	2010-10-19
Opening and closing device Grant 7,813,123 - Kuwajima , et al. October 12, 2	2010-10-12
Head support device, disk device having the head support device, and portable electronic device having the disk device Grant 7,804,665 - Miyamoto , et al. September 28, 2	2010-09-28
Piezoelectric Actuator, Liquid Discharging Head, And Method For Manufacturing Piezoelectric Actuator App 20100201756 - KUWAJIMA; Hideki ; et al.	2010-08-12
Head Support Device, Disk Device Having The Head Support Device, And Portable Electronic Device Having The Disk Device App 20090207526 - Miyamoto; Makoto ; et al.	2009-08-20
Opening and closing mechanism, and electronic device Grant 7,564,691 - Kuwajima , et al. July 21, 2	2009-07-21
Disk Device App 20090122447 - KUWAJIMA; Hideki	2009-05-14
Head Support Device And Disk Device With The Same App 20090109576 - Kuwajima; Hideki	2009-04-30
Disk device and electronic equipment using the same App 20090052090 - Hashi; Hideyuki ; et al.	2009-02-26
Shock Eliminating Sheet And Electronic Appliance Making Use Of The Same App 20090047470 - Kuwajima; Hideki ; et al.	2009-02-19
Disk device and electronic equipment using the same App 20090034113 - Hashi; Hideyuki ; et al.	2009-02-05
Opening And Closing Device App 20080232070 - Kuwajima; Hideki ; et al.	2008-09-25
Opening And Closing Device App 20080128156 - Kuwajima; Hideki ; et al.	2008-06-05
Opening-closing Device App 20080109995 - Kuwajima; Hideki ; et al.	2008-05-15
Shock-absorbing member, shock-absorbing method of electronic device employing the member, and electronic device adapting the member and the method Grant 7,342,743 - Kuwajima March 11, 2	2008-03-11
Fluid bearing motor, and disk drive mounted with same Grant 7,317,271 - Obata , et al. January 8, 2	2008-01-08
Head suspension assembly and disk drive using the same Grant 7,312,953 - Kuwajima , et al. December 25, 2	2007-12-25
Disk drive piezoelectric actuator with coupling portion extending across a slit between flexible substrates Grant 7,312,955 - Kuwajima , et al. December 25, 2	2007-12-25
Method of controlling an actuator, and disk apparatus using the same method Grant 7,265,929 - Umeda , et al. September 4, 2	2007-09-04
Spindle motor and disk drive unit Grant 7,265,939 - Kuwajima , et al. September 4, 2	2007-09-04
Head drive device including head support mechanism having support arm rotatable relative to base arm via rotation support part, and disk apparatus including the head drive device Grant 7,265,945 - Ueno , et al. September 4, 2	2007-09-04
Head support device and disk drive using the same Grant 7,245,456 - Hashi , et al. July 17, 2	2007-07-17
Head support device and disk drive using the same Grant 7,230,798 - Hashi , et al. June 12, 2	2007-06-12
Head support device with bearing and elastic member Grant 7,218,479 - Kuwajima , et al. May 15, 2	2007-05-15
Opening And Closing Device App 20070089272 - KUWAJIMA; Hideki ; et al.	2007-04-26
Head Suspension Assembly And Disk Drive Using The Same App 20070086113 - KUWAJIMA; Hideki ; et al.	2007-04-19
Head actuator having dummy weight used to coincide mass and swing movement centers Grant 7,193,820 - Honda , et al. March 20, 2	2007-03-20
Head suspension assembly and disk drive using the same Grant 7,170,717 - Kuwajima , et al. January 30, 2	2007-01-30
Opening and closing mechanism, and electronic device App 20060286842 - Kuwajima; Hideki ; et al.	2006-12-21
Method of controlling an actuator, and disk apparatus using the same method App 20060279872 - Umeda; Makoto ; et al.	2006-12-14
Head supporting device and disk apparatus Grant 7,149,059 - Hashi , et al. December 12, 2	2006-12-12
Head support device and it's driving method, and drive disk using same Grant 7,146,623 - Kuwajima , et al. December 5, 2	2006-12-05
Driving method of piezoelectric actuator, piezoelectric actuator, and disk recording and reproducing apparatus using the same Grant 7,141,911 - Kita , et al. November 28, 2	2006-11-28
Disk drive system with inertial arm preventing shock Grant 7,119,992 - Miyamoto , et al. October 10, 2	2006-10-10
Disk drive Grant 7,110,221 - Kuwajima , et al. September 19, 2	2006-09-19
Head supporting mechanism Grant 7,106,557 - Kuwajima , et al. September 12, 2	2006-09-12
Apparatus with head and head support device having rotation supporting point Grant 7,095,593 - Ueno , et al. August 22, 2	2006-08-22
Head supporting device and disk drive unit using the same Grant 7,088,557 - Miyamoto , et al. August 8, 2	2006-08-08
Fluid bearing motor, and disk drive mounted with same Grant 7,084,536 - Obata , et al. August 1, 2	2006-08-01
Magnetic head supporting mechanism, magnetic head apparatus, head actuator using the magnetic head apparatus and magnetic recording apparatus App 20060158787 - Honda; Takashi ; et al.	2006-07-20
Fluid bearing motor, and disk drive mounted with same App 20060152097 - Obata; Shigeo ; et al.	2006-07-13
Head support mechanism and thin film piezoelectric actuator Grant 7,072,149 - Kuwajima , et al. July 4, 2	2006-07-04
Head support mechanism and thin film piezoelectric actuator Grant 7,072,150 - Kuwajima , et al. July 4, 2	2006-07-04
Thin film piezoelectric element; actuator, head support mechanism, and disc recording and reproducing device using the thin film piezoelectric element; and method of manufacturing the thin film piezoelectric element Grant 7,068,474 - Kuwajima , et al. June 27, 2	2006-06-27
Head supporting assembly, head driving assembly, and disk drive apparatus Grant 7,068,469 - Kuwajima , et al. June 27, 2	2006-06-27
Piezoelectric actuator, disk drive using the same and manufacturing method thereof Grant 7,046,485 - Kuwajima , et al. May 16, 2	2006-05-16
Magnetic head supporting device having dummy weight used to coincide mass and swing movement centers Grant 7,046,484 - Honda , et al. May 16, 2	2006-05-16
Magnetic head apparatus, magnetic head supporting mechanism and magnetic recording apparatus having an improved impact resistance Grant 7,035,054 - Honda , et al. April 25, 2	2006-04-25
Head positioner and information recording/replaying apparatus Grant 7,031,099 - Kohso , et al. April 18, 2	2006-04-18
Head support mechanism and thin film piezoelectric actuator Grant 7,027,267 - Kuwajima , et al. April 11, 2	2006-04-11
Head support mechanism head drive device and disk apparatus App 20060056111 - Ueno; Yoshihiro ; et al.	2006-03-16
Head support mechanism and thin film piezoelectric actuator Grant 7,006,335 - Kuwajima , et al. February 28, 2	2006-02-28
Disk drive apparatus Grant 6,992,863 - Ueno , et al. January 31, 2	2006-01-31
Rotor assembly, information-recording/-reproducing device using the rotor assembly and method of assembling the rotor assembly Grant 6,965,492 - Obata , et al. November 15, 2	2005-11-15
Method of manufacturing thin film piezoelectric element, and element housing jig Grant 6,964,086 - Mikami , et al. November 15, 2	2005-11-15
Head arm assembly and disk drive device with the head arm assembly having enhanced impact resistance Grant 6,963,473 - Honda , et al. November 8, 2	2005-11-08
Head arm assembly with an arm motion limiting member and disk drive device with the head arm assembly Grant 6,950,285 - Wada , et al. September 27, 2	2005-09-27
Head support mechanism, information recording/reproducing apparatus, and method of manufacturing head support mechanism Grant 6,943,990 - Yokoyama , et al. September 13, 2	2005-09-13
Magnetic head suspension Grant D508,487 - Miyamoto , et al. August 16, 2	2005-08-16
Magnetic head suspension Grant D508,488 - Hashi , et al. August 16, 2	2005-08-16
Magnetic head suspension Grant D507,565 - Hashi , et al. July 19, 2	2005-07-19
Head support mechanism and thin film piezoelectric actuator Grant 6,917,498 - Kuwajima , et al. July 12, 2	2005-07-12
Magnetic head suspension Grant D507,264 - Miyamoto , et al. July 12, 2	2005-07-12
Method of manufacturing a thin film piezoelectric element Grant 6,912,760 - Uchiyama , et al. July 5, 2	2005-07-05
Magnetic head suspension Grant D505,419 - Hashi , et al. May 24, 2	2005-05-24
Magnetic head suspension Grant D504,424 - Hashi , et al. April 26, 2	2005-04-26
Magnetic head suspension Grant D502,699 - Miyamoto , et al. March 8, 2	2005-03-08
Disk drive Grant 6,865,061 - Miyamoto , et al. March 8, 2	2005-03-08
Head support device and disk apparatus using the same App 20050018358 - Kuwajima, Hideki ; et al.	2005-01-27
Head supporting device and disk apparatus App 20050018357 - Hashi, Hideyuki ; et al.	2005-01-27
Head supporting mechanism App 20050013056 - Kuwajima, Hideki ; et al.	2005-01-20
Magnetic head suspension Grant D500,315 - Miyamoto , et al. December 28, 2	2004-12-28
Head positioning device and disk drive using same Grant 6,833,974 - Koso , et al. December 21, 2	2004-12-21
Head positioner and disk drive using the same Grant 6,831,807 - Koso , et al. December 14, 2	2004-12-14
Head support mechanism and thin film piezoelectric actuator Grant 6,831,889 - Kuwajima , et al. December 14, 2	2004-12-14
Head support device and disk drive using the same App 20040246624 - Hashi, Hideyuki ; et al.	2004-12-09
Disk drive App 20040240116 - Kuwajima, Hideki ; et al.	2004-12-02
Disk drive with head supporting device Grant 6,826,018 - Kuwajima , et al. November 30, 2	2004-11-30
Disk drive App 20040233573 - Kuwajima, Hideki ; et al.	2004-11-25
Bearing device, head support device and recording/reproducing device App 20040208410 - Kuwajima, Hideki	2004-10-21
Head support device and disk drive using the same App 20040207958 - Hashi, Hideyuki ; et al.	2004-10-21
Fluid bearing motor, and disk drive mounted with same App 20040189122 - Obata, Shigeo ; et al.	2004-09-30
Spindle motor and disk drive unit App 20040190410 - Kuwajima, Hideki ; et al.	2004-09-30
Shock-absorbing member, shock-absorbing method of electronic device employing the member, and electronic device adapting the member and the method App 20040190193 - Kuwajima, Hideki	2004-09-30
Magnetic head apparatus, magnetic head supporting mechanism and magnetic recording apparatus App 20040184193 - Honda, Takashi ; et al.	2004-09-23
Disk drive system with internal arm preventing shock App 20040179305 - Miyamoto, Makoto ; et al.	2004-09-16
Head support device and it's driving method, and drive disk using same App 20040179465 - Kuwajima, Hideki ; et al.	2004-09-16
Head supporting mechanism Grant 6,785,096 - Kuwajima , et al. August 31, 2	2004-08-31
Driving method of piezoelectric actuator, piezoelectric actuator, and disk recording and reproducing apparatus using the same App 20040135472 - Kita, Hiroyuki ; et al.	2004-07-15
Thin film piezoelectric element, its manufacturing method, and actuator using the same App 20040136117 - Kuwajima, Hideki ; et al.	2004-07-15
Piezoelectric actuator and disk drive using the same App 20040130831 - Kuwajima, Hideki ; et al.	2004-07-08
Head support device and disk drive using same App 20040130824 - Ueno, Yoshihiro ; et al.	2004-07-08
Piezoelectric actuator, disk drive using the same and manufacturing method thereof App 20040114279 - Kuwajima, Hideki ; et al.	2004-06-17
Head supporting device and disk drive using the same Grant 6,751,064 - Kuwajima , et al. June 15, 2	2004-06-15
Head support mechanism and thin film piezoelectric actuator App 20040100736 - Kuwajima, Hideki ; et al.	2004-05-27
Head support mechanism and thin film piezoelectric actuator App 20040095663 - Kuwajima, Hideki ; et al.	2004-05-20
Head support mechanism and thin film piezoelectric actuator App 20040095685 - Kuwajima, Hideki ; et al.	2004-05-20
Head support mechanism and thin film piezoelectric actuator App 20040095686 - Kuwajima, Hideki ; et al.	2004-05-20
Magnetic head apparatus, magnetic head supporting mechanism and magnetic recording apparatus App 20040090710 - Honda, Takashi ; et al.	2004-05-13
Head supporting assembly, head driving assembly, and disk drive apparatus App 20040090711 - Kuwajima, Hideki ; et al.	2004-05-13
Disk drive system with internal arm for preventing shock Grant 6,735,053 - Miyamoto , et al. May 11, 2	2004-05-11
Disk drive apparatus App 20040075948 - Ueno, Yoshihiro ; et al.	2004-04-22
Head suspension assembly and disk drive using the same App 20040057159 - Kuwajima, Hideki ; et al.	2004-03-25
Head arm assembly and disk drive device with the head arm assembly App 20040047077 - Honda, Takashi ; et al.	2004-03-11
Head arm assembly and disk drive device with the head arm assembly App 20040001286 - Wada, Takeshi ; et al.	2004-01-01
Magnetic head supporting mechanism, magnetic head apparatus, head actuator using the magnetic head apparatus and magnetic recording apparatus App 20040001287 - Honda, Takashi ; et al.	2004-01-01
Head support mechanism and thin film piezoelectric actuator App 20030179697 - Kuwajima, Hideki ; et al.	2003-09-25
Method of manufacturing thin film piezoelectric element, and element housing jig App 20030173021 - Mikami, Hirosuke ; et al.	2003-09-18
Head actuator and hard disc drive including the same Grant 6,618,220 - Inagaki , et al. September 9, 2	2003-09-09
Disk drive App 20030165032 - Miyamoto, Makoto ; et al.	2003-09-04
Magnetic disk apparatus Grant 6,614,625 - Kuwajima , et al. September 2, 2	2003-09-02
Head positioner and disk drive using the same App 20030117742 - Koso, Hiroshi ; et al.	2003-06-26
Head positioning device and disk drive using same App 20030112547 - Koso, Hiroshi ; et al.	2003-06-19
Thin film piezoelectric element, manufacturing method therefor, and actuator unit using same App 20030057804 - Uchiyama, Hirokazu ; et al.	2003-03-27
Head supporting device and disk drive unit using the same App 20030043510 - Miyamoto, Makoto ; et al.	2003-03-06
Head positioner and information recording / replaying apparatus App 20030030937 - Kohso, Hiroshi ; et al.	2003-02-13
Rotor assembly, information-recording/-reproducing device using the rotor assembly and method of assembling the rotor assembly App 20020181151 - Obata, Shigeo ; et al.	2002-12-05
Disk drive App 20020145822 - Kuwajima, Hideki ; et al.	2002-10-10
Head supporting device and disk drive using the same App 20020126419 - Kuwajima, Hideki ; et al.	2002-09-12
Head supporting mechanism App 20020048124 - Kuwajima, Hideki ; et al.	2002-04-25
Head actuator and hard disc drive including the same App 20020012194 - Inagaki, Tatsuhiko ; et al.	2002-01-31
Disk drive system App 20010024344 - Miyamoto, Makoto ; et al.	2001-09-27
Head support mechanism and thin film piezoelectric actuator App 20010021086 - Kuwajima, Hideki ; et al.	2001-09-13
Voice coil motor Grant 6,225,712 - Miyamoto , et al. May 1, 2	2001-05-01
Disk recording and reproduction apparatus and dynamic damper thereof Grant 6,178,156 - Kuwajima , et al. January 23, 2	2001-01-23
Magnetic recording and reproducing apparatus Grant 4,661,864 - Kuwajima April 28, 1	1987-04-28