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Kenichi Nagashima
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Ebina, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Laser diode control method, laser diode control device, and informa...
Patent number
7,769,064
Issue date
Aug 3, 2010
Hitachi, Ltd.
Kenichi Nagashima
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of controlling cooling system for a personal computer and pe...
Patent number
6,879,485
Issue date
Apr 12, 2005
Hitachi, Ltd.
Tsuyoshi Nakagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Liquid cooling system for all-in-one computer
Patent number
6,798,655
Issue date
Sep 28, 2004
Hitachi, Ltd.
Kenichi Nagashima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Liquid cooling system for notebook computer
Patent number
6,791,834
Issue date
Sep 14, 2004
Hitachi, Ltd.
Tsuyoshi Nakagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of controlling cooling system for a personal computer and pe...
Patent number
6,647,321
Issue date
Nov 11, 2003
Hitachi, Ltd.
Kenichi Nagashima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of controlling cooling system for a personal computer and pe...
Patent number
6,614,655
Issue date
Sep 2, 2003
Hitachi, Ltd.
Tsuyoshi Nakagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Notebook computer having a liquid cooling device
Patent number
6,519,147
Issue date
Feb 11, 2003
Hitachi, Ltd.
Tsuyoshi Nakagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Liquid cooling system for notebook computer
Patent number
6,519,148
Issue date
Feb 11, 2003
Hitachi, Ltd.
Tsuyoshi Nakagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Liquid cooling system for all-in-one computer
Patent number
6,519,146
Issue date
Feb 11, 2003
Hitachi, Ltd.
Kenichi Nagashima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Cache memory control method and apparatus, and method and apparatus...
Patent number
5,761,695
Issue date
Jun 2, 1998
Hitachi, Ltd.
Takeshi Maeda
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
Laser Diode Control Method, Laser Diode Control Device, and Informa...
Publication number
20090059978
Publication date
Mar 5, 2009
Hitachi, Ltd
Kenichi Nagashima
G11 - INFORMATION STORAGE
Information
Patent Application
Laser Diode control method, laser Diode control device, and camcorder
Publication number
20080310468
Publication date
Dec 18, 2008
Hitachi, Ltd
Kenichi Nagashima
G11 - INFORMATION STORAGE
Information
Patent Application
Method of controlling cooling system for a personal computer and pe...
Publication number
20040027801
Publication date
Feb 12, 2004
Tsuyoshi Nakagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Liquid cooling system for all-in-one computer
Publication number
20030128511
Publication date
Jul 10, 2003
Hitachi, Ltd.
Kenichi Nagashima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Liquid cooling system for notebook computer
Publication number
20030081380
Publication date
May 1, 2003
Hitachi, Ltd.
Tsuyoshi Nakagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Liquid cooling system for notebook computer
Publication number
20020101716
Publication date
Aug 1, 2002
Tsuyoshi Nakagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method of controlling cooling system for a personal computer and pe...
Publication number
20020091468
Publication date
Jul 11, 2002
Kenichi Nagashima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Liquid cooling system for all-in-one computer
Publication number
20020075642
Publication date
Jun 20, 2002
Kenichi Nagashima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method of controlling cooling system for a personal computer and pe...
Publication number
20020075644
Publication date
Jun 20, 2002
Tsuyoshi Nakagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Notebook computer having a liquid cooling device
Publication number
20020075643
Publication date
Jun 20, 2002
Tsuyoshi Nakagawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method of controlling cooling system for a personal computer and pe...
Publication number
20020075648
Publication date
Jun 20, 2002
Tsuyoshi Nakagawa
G06 - COMPUTING CALCULATING COUNTING