Yoshio Hayashi

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Gunma, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical pickup apparatus
- Patent number 7,672,202
- Issue date Mar 2, 2010
- Sanyo Electric Co., LTD
- Tohru Hotta
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL PICKUP APPARATUS
- Publication number 20070127349
- Publication date Jun 7, 2007
- Sanyo Electric Co., Ltd.
- Tohru Hotta
- G11 - INFORMATION STORAGE