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Ichizo SAKAMOTO
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Osaka, JP
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last 30 patents
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Patent Grant
Disc apparatus for reproducing a signal on a disc using a laser beam
Patent number
7,187,631
Issue date
Mar 6, 2007
Sanyo Electric Co., Ltd.
Shigekazu Minechika
G11 - INFORMATION STORAGE
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last 30 patents
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Patent Application
CONTENT PROCESSING APPARATUS
Publication number
20120089858
Publication date
Apr 12, 2012
Sanyo Electric Co., Ltd.
Hideki MATSUMURA
G06 - COMPUTING CALCULATING COUNTING
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Patent Application
Disk unit
Publication number
20050088930
Publication date
Apr 28, 2005
Shigekazu Minechika
G11 - INFORMATION STORAGE