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Norimasa Matsuo
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical pickup driver having piezoelectric elements of different vo...
Patent number
7,184,371
Issue date
Feb 27, 2007
Sony Corporation
Kazuhito Kurita
G11 - INFORMATION STORAGE
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Patent Grant
Recording and/or reproducing device
Patent number
6,941,571
Issue date
Sep 6, 2005
Sony Corporation
Kazuhito Kurita
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
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Patent Application
Optical pick-up and optical recording medium recording/reproduction...
Publication number
20050226126
Publication date
Oct 13, 2005
SONY CORPORATION
Tsuguhiro Abe
G11 - INFORMATION STORAGE
Information
Patent Application
Drive device and recording and/or reproducing device
Publication number
20040076089
Publication date
Apr 22, 2004
Kazuhito Kurita
G11 - INFORMATION STORAGE
Information
Patent Application
Recording and/or reproducing device
Publication number
20030142617
Publication date
Jul 31, 2003
Kazuhito Kurita
G11 - INFORMATION STORAGE