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Shinzi Aoshima
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Hamamatsu, JP
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last 30 patents
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Patent Grant
Synchronizing signal reproducing circuit in a disc playback device
Patent number
4,908,812
Issue date
Mar 13, 1990
Yamaha Corporation
Shinzi Aoshima
G11 - INFORMATION STORAGE
Information
Patent Grant
Disc motor control circuit for controlling the rotation of a disc i...
Patent number
4,815,063
Issue date
Mar 21, 1989
Yamaha Corporation
Shinzi Aoshima
G11 - INFORMATION STORAGE