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Kozo Suzuki
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Ota-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Optical pickup device and focus control method therefor
Patent number
7,613,100
Issue date
Nov 3, 2009
Sanyo Electric Co., LTD
Kozo Suzuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Electric mechanical transducer and optical type pickup apparatus dr...
Patent number
4,845,699
Issue date
Jul 4, 1989
Sanyo Electric Co., Ltd.
Ryoichi Kawasaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical type pickup apparatus with lens holder supported by frame w...
Patent number
4,811,320
Issue date
Mar 7, 1989
Sanyo Electric Co., Ltd.
Ryoichi Kawasaki
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
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Patent Application
Optical pickup device and focus control method therefor
Publication number
20060114794
Publication date
Jun 1, 2006
Sanyo Electric Co., Ltd.
Kozo Suzuki
G11 - INFORMATION STORAGE