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Takuya Nagata
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Hoya, JP
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last 30 patents
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Patent Grant
Optical disk storage which provides pull-in of focus servo and pull...
Patent number
5,438,557
Issue date
Aug 1, 1995
Mitsubishi Electric Corporation
Osamu Ito
G11 - INFORMATION STORAGE
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Patent Grant
Method for rewriting defect management areas on optical disk accord...
Patent number
5,319,626
Issue date
Jun 7, 1994
Mitsubishi Electric Corporation
Minoru Ozaki
G11 - INFORMATION STORAGE
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Patent Grant
Disk storage which automatically adjusts to optimum recording/repro...
Patent number
5,247,509
Issue date
Sep 21, 1993
Mitsubishi Electric Corporation
Kazuhiko Nakane
G11 - INFORMATION STORAGE