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Yusuke Takahashi
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Moriya-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Optical information recording medium and stamper
Patent number
7,643,401
Issue date
Jan 5, 2010
Hitachi Maxell, Ltd.
Yusuke Takahashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical information-recording medium and method for producing the same
Patent number
7,193,961
Issue date
Mar 20, 2007
Hitachi Maxell, Ltd.
Masashi Suenaga
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical recording medium having relation between groove depths and...
Patent number
6,982,944
Issue date
Jan 3, 2006
Hitachi Maxell, Ltd.
Masashi Suenaga
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Optical information recording medium and stamper
Publication number
20060233997
Publication date
Oct 19, 2006
Hitachi Maxell, Ltd.
Yusuke Takahashi
G11 - INFORMATION STORAGE
Information
Patent Application
Optical information-recording medium and method for producing the same
Publication number
20050128930
Publication date
Jun 16, 2005
Hitachi Maxell, Ltd.
Masashi Suenaga
G11 - INFORMATION STORAGE
Information
Patent Application
Optical information-recording medium and method for producing the same
Publication number
20040100895
Publication date
May 27, 2004
Hitachi Maxell, Ltd.
Masashi Suenaga
G11 - INFORMATION STORAGE
Information
Patent Application
Optical information-recording medium and method for producing the same
Publication number
20040081069
Publication date
Apr 29, 2004
Hitachi Maxell, Ltd.
Masashi Suenaga
G11 - INFORMATION STORAGE
Information
Patent Application
Optical information recording medium and method for producing the same
Publication number
20030193882
Publication date
Oct 16, 2003
Hitachi Maxell, Ltd.
Masashi Suenaga
G11 - INFORMATION STORAGE