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Makoto Nihei
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Mitaka, JP
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Patents Grants
last 30 patents
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Patent Grant
Apparatus and method for calibrating laser power in an optical disk...
Patent number
7,583,572
Issue date
Sep 1, 2009
Hitachi, Ltd.
Kenji Akahoshi
G11 - INFORMATION STORAGE
Information
Patent Grant
Laser driver, optical disk apparatus using the same, and laser cont...
Patent number
7,499,478
Issue date
Mar 3, 2009
Hitachi, Ltd.
Makoto Nihei
G11 - INFORMATION STORAGE
Information
Patent Grant
Probe apparatus
Patent number
7,119,560
Issue date
Oct 10, 2006
Tokyo Seimitsu Co., Ltd.
Makoto Nihei
G01 - MEASURING TESTING
Information
Patent Grant
Laser driver, optical disk apparatus using the same, and laser cont...
Patent number
6,810,050
Issue date
Oct 26, 2004
Hitachi, Ltd.
Makoto Nihei
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Laser power calibration method for an optical disk apparatus
Publication number
20050083802
Publication date
Apr 21, 2005
Hitachi, Ltd
Kenji Akahoshi
G11 - INFORMATION STORAGE
Information
Patent Application
Probe apparatus
Publication number
20050083073
Publication date
Apr 21, 2005
Makoto Nihei
G01 - MEASURING TESTING
Information
Patent Application
Laser driver, optical disk apparatus using the same, and laser cont...
Publication number
20050030989
Publication date
Feb 10, 2005
Hitachi, Ltd
Makoto Nihei
G11 - INFORMATION STORAGE
Information
Patent Application
Laser driver, optical disk apparatus using the same, and laser cont...
Publication number
20020176461
Publication date
Nov 28, 2002
Makoto Nihei
H01 - BASIC ELECTRIC ELEMENTS