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Tatsumi Tsuchiya
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last 30 patents
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Patent Grant
Flexure and actuator system for magnetic recording device
Patent number
10,468,057
Issue date
Nov 5, 2019
Western Digital Technologies, Inc.
Irizo Naniwa
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Patent Grant
Solder ball jet nozzle having improved reliability
Patent number
10,029,327
Issue date
Jul 24, 2018
Western Digital Technologies, Inc.
Kenichi Murata
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Information
Patent Grant
Suspension standoff geometry for slider crown change reduction
Patent number
9,558,768
Issue date
Jan 31, 2017
HGST Netherlands B.V.
Tatsumi Tsuchiya
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Information
Patent Grant
Apparatus for interconnecting connection pads of a head-gimbal asse...
Patent number
8,881,967
Issue date
Nov 11, 2014
HGST Netherlands B.V.
Yuhsuke Matsumoto
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Information
Patent Grant
Electrical contact for an energy-assisted magnetic recording laser...
Patent number
8,837,261
Issue date
Sep 16, 2014
HGST Netherlands B.V.
Kenichi Murata
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Information
Patent Grant
Head gimbal assembly and disk drive with a piezoelectric element
Patent number
8,593,765
Issue date
Nov 26, 2013
HGST Netherlands B.V.
Yoshio Uematsu
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Information
Patent Grant
Head-gimbal assembly with a suspension-lead pad having a form that...
Patent number
8,477,457
Issue date
Jul 2, 2013
HGST Netherlands, B.V.
Yuhsuke Matsumoto
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Information
Patent Grant
Head-gimbal assembly, microactuator, and manufacturing method of th...
Patent number
8,427,783
Issue date
Apr 23, 2013
HGST Netherlands B.V.
Tatsumi Tsuchiya
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Information
Patent Grant
Method and apparatus for manufacturing a head-gimbal assembly
Patent number
8,245,749
Issue date
Aug 21, 2012
Hitachi Global Storage Technologies, Netherlands B.V.
Hideto Imai
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Information
Patent Grant
Approaches for manufacturing a head gimbal assembly
Patent number
7,984,545
Issue date
Jul 26, 2011
Hitachi Global Storage Technologies Netherlands B.V.
Yuhsuke Matsumoto
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Information
Patent Grant
Thermally insulating bonding pad structure for solder reflow connec...
Patent number
7,893,534
Issue date
Feb 22, 2011
Hitachi Global Storage Technologies, Netherlands, B.V.
Toshiki Hirano
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Information
Patent Grant
Magnetic head assembly that facilitates recovery of a magnetic head...
Patent number
7,859,793
Issue date
Dec 28, 2010
Hitachi Global Storage Technologies Netherlands B.V.
Yoshio Uematsu
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Information
Patent Grant
Rotating disk storage device and integrated wire head suspension as...
Patent number
7,583,475
Issue date
Sep 1, 2009
Hitachi Global Storage Technologies Netherlands B.V.
Yuhsuke Matsumoto
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Information
Patent Grant
Thin film magnetic head and head gimbal assembly
Patent number
7,554,769
Issue date
Jun 30, 2009
Hitachi Global Storage Technologies Netherlands B.V.
Hideo Yamakura
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Information
Patent Grant
Head gimbal assembly method with solder fillet formed by laser irra...
Patent number
7,486,480
Issue date
Feb 3, 2009
Hitachi Global Storage Technolgies Netherlands B.V.
Takuya Satoh
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Information
Patent Grant
Head/slider supporting structure having lead wire inclined relative...
Patent number
7,417,827
Issue date
Aug 26, 2008
Hitachi Global Storage Technologies Netherlands B.V.
Hiroyasu Tsuchida
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Information
Patent Grant
Head gimbal assembly and magnetic disk drive with specific solder b...
Patent number
7,400,470
Issue date
Jul 15, 2008
Hitachi Global Storage Technologies Netherlands B.V.
Yuhsuke Matsumoto
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Information
Patent Grant
Method of assembling a head gimbal assembly
Patent number
7,380,329
Issue date
Jun 3, 2008
Hitachi Global Storage Technologies Netherlands B.V.
Takao Kidachi
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Information
Patent Grant
Transfer system for assembling a head gimbal assembly
Patent number
7,210,221
Issue date
May 1, 2007
Hitachi Global Storage Technologies Netherlands B.V.
Takao Kidachi
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Information
Patent Grant
Method of constructing an integrated lead suspension
Patent number
7,168,154
Issue date
Jan 30, 2007
Hitachi Global Storage Technologies Netherlands B.V.
Tatsumi Tsuchiya
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Information
Patent Grant
Base plate structure, transfer system, and method and apparatus for...
Patent number
7,161,766
Issue date
Jan 9, 2007
Hitachi Global Storage Technologies Netherlands B.V.
Takao Kidachi
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Information
Patent Grant
Method of constructing an integrated lead suspension
Patent number
7,137,188
Issue date
Nov 21, 2006
Hitachi Global Storage Technologies Netherlands B.V.
Tatsumi Tsuchiya
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Information
Patent Grant
Method of constructing an integrated lead suspension
Patent number
7,137,189
Issue date
Nov 21, 2006
Hitachi Global Storage Technologies Netherlands B.V.
Tatsumi Tsuchiya
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Information
Patent Grant
Integrated lead suspension and method of construction
Patent number
6,989,969
Issue date
Jan 24, 2006
Hitachi Global Storage Technologies Netherlands B.V.
Tatsumi Tsuchiya
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Information
Patent Grant
Integrated lead suspension and method of construction
Patent number
6,985,335
Issue date
Jan 10, 2006
Hitachi Global Storage Technologies Netherlands B.V.
Tatsumi Tsuchiya
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Information
Patent Grant
Integrated lead suspension and method of construction
Patent number
6,879,465
Issue date
Apr 12, 2005
Hitachi Global Storage Technologies Netherlands B.V.
Tatsumi Tsuchiya
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Information
Patent Grant
Method of constructing an integrated lead suspension
Patent number
6,871,392
Issue date
Mar 29, 2005
Hitachi Global Storage Technologies Netherlands B.V.
Tatsumi Tsuchiya
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Information
Patent Grant
Apparatus and method for separating head gimbal assembly from bondi...
Patent number
6,848,167
Issue date
Feb 1, 2005
International Business Machines Corporation
Yasuhiro Mita
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Information
Patent Grant
Apparatus for assembling a head gimbal assembly
Patent number
6,823,581
Issue date
Nov 30, 2004
Hitachi Global Storage Technologies Netherlands B.V.
Takao Kidachi
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Information
Patent Grant
Solder ball disposing apparatus, solder ball reflow apparatus, and...
Patent number
6,742,694
Issue date
Jun 1, 2004
Hitachi Global Storage Technologies Netherlands B.V.
Takuya Satoh
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Patents Applications
last 30 patents
Information
Patent Application
FLEXURE AND ACTUATOR SYSTEM FOR MAGNETIC RECORDING DEVICE
Publication number
20190267032
Publication date
Aug 29, 2019
WESTERN DIGITAL TECHNOLOGIES, INC.
Irizo Naniwa
G11 - INFORMATION STORAGE
Information
Patent Application
Solder Ball Jet Nozzle Having Improved Reliability
Publication number
20160121416
Publication date
May 5, 2016
HGST NETHERLANDS B.V.
Kenichi Murata
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
SOLDER-JET NOZZLE, LASER-SOLDERING TOOL, AND METHOD, FOR LASERSOLDE...
Publication number
20130256281
Publication date
Oct 3, 2013
Tatsumi Tsuchiya
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
HEAD-GIMBAL ASSEMBLY WITH A SUSPENSION-LEAD PAD HAVING A FORM THAT...
Publication number
20130063839
Publication date
Mar 14, 2013
Yuhsuke Matsumoto
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Information
Patent Application
HEAD GIMBAL ASSEMBLY AND DISK DRIVE WITH A PIEZOELECTRIC ELEMENT
Publication number
20110149440
Publication date
Jun 23, 2011
Yoshio Uematsu
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Information
Patent Application
CONNECTING ELECTRICAL PARTS
Publication number
20110132879
Publication date
Jun 9, 2011
Yuhsuke Matsumoto
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Information
Patent Application
HEAD-GIMBAL ASSEMBLY, MICROACTUATOR, AND MANUFACTURING METHOD OF TH...
Publication number
20110075301
Publication date
Mar 31, 2011
Tatsumi TSUCHIYA
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Information
Patent Application
METHOD AND APPARATUS FOR MANUFACTURING A HEAD-GIMBAL ASSEMBLY
Publication number
20100154989
Publication date
Jun 24, 2010
Hideto IMAI
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Information
Patent Application
APPARATUS FOR INTERCONNECTING CONNECTION PADS OF A HEAD-GIMBAL ASSE...
Publication number
20100089981
Publication date
Apr 15, 2010
Yohsuke Matsumoto
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Thermally insulating bonding pad structure for solder reflow connec...
Publication number
20090039505
Publication date
Feb 12, 2009
Toshiki Hirano
G11 - INFORMATION STORAGE
Information
Patent Application
Method and apparatus for manufacturing a head gimbal assembly
Publication number
20090025205
Publication date
Jan 29, 2009
Yuhsuke Matsumoto
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method and apparatus for a microactuator bonding pad structure for...
Publication number
20080180856
Publication date
Jul 31, 2008
Toshiki Hirano
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Magnetic head assembly and magnetic disk drive
Publication number
20070263323
Publication date
Nov 15, 2007
Hitachi Global Storage Technologies Netherlands B.V.
Yoshio Uematsu
G11 - INFORMATION STORAGE
Information
Patent Application
Head gimbal assembly and magnetic disk drive with solder ball conne...
Publication number
20060238921
Publication date
Oct 26, 2006
Hitachi Global Storage Technologies Netherlands B.V.
Yuhsuke Matsumoto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Manufacturing method of head gimbal assembly with solder fillet and...
Publication number
20060193084
Publication date
Aug 31, 2006
Hitachi Global Storage Technologies Netherlands B.V.
Takuya Satoh
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Thin film magnetic head and head gimbal assembly
Publication number
20050219753
Publication date
Oct 6, 2005
Hitachi Global Storage Technologies Netherlands B.V.
Hideo Yamakura
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Information
Patent Application
Rotating disk storage device and integrated wire head suspension as...
Publication number
20050199680
Publication date
Sep 15, 2005
Hitachi Global Storage Technologies Netherlands, B.V.
Yuhsuke Matsumoto
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Head/slider supporting structure and rotating disk storage device
Publication number
20050195529
Publication date
Sep 8, 2005
Hitachi Global Storage Technologies Netherlands, B.V.
Hiroyasu Tsuchida
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Integrated lead suspension and method of construction
Publication number
20050078415
Publication date
Apr 14, 2005
Tatsumi Tsuchiya
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Integrated lead suspension and method of construction
Publication number
20050063096
Publication date
Mar 24, 2005
Tatsumi Tsuchiya
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Integrated lead suspension and method of construction
Publication number
20050047020
Publication date
Mar 3, 2005
Tatsumi Tsuchiya
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Integrated lead suspension and method of construction
Publication number
20050047022
Publication date
Mar 3, 2005
Tatsumi Tsuchiya
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Integrated lead suspension and method of construction
Publication number
20050047009
Publication date
Mar 3, 2005
Tatsumi Tsuchiya
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Base plate structure, transfer system, and method and apparatus for...
Publication number
20050028353
Publication date
Feb 10, 2005
Takao Kidachi
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Information
Patent Application
Base plate structure, transfer system, and method and apparatus for...
Publication number
20050024777
Publication date
Feb 3, 2005
Takao Kidachi
G11 - INFORMATION STORAGE
Information
Patent Application
Base plate structure, transfer system, and method and apparatus for...
Publication number
20050022372
Publication date
Feb 3, 2005
Takao Kidachi
G11 - INFORMATION STORAGE
Information
Patent Application
Integrated lead suspension and method of construction
Publication number
20030188887
Publication date
Oct 9, 2003
Tatsumi Tsuchiya
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Integrated lead suspension and method of construction
Publication number
20030070834
Publication date
Apr 17, 2003
International Business Machines Corporation
Tatsumi Tsuchiya
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Solder-ball bonding device and method
Publication number
20020179696
Publication date
Dec 5, 2002
International Business Machines Corporation
Surya Pattanaik
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Information
Patent Application
Solder ball disposing apparatus, solder ball reflow apparatus, and...
Publication number
20020113115
Publication date
Aug 22, 2002
International Business Machines Corporation
Takuya Satoh
G11 - INFORMATION STORAGE