Hirofumi SUZUKI

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Higashihiroshima-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor laser device protection circuit, optical pickup appar...
- Patent number 7,952,981
- Issue date May 31, 2011
- Sharp Kabushiki Kaisha
- Hirofumi Suzuki
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR LASER DEVICE PROTECTION CIRCUIT, OPTICAL PICKUP APPAR...
- Publication number 20090109831
- Publication date Apr 30, 2009
- SHARP KABUSHIKI KAISHA
- Hirofumi SUZUKI
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup device and method for controlling the same
- Publication number 20050002288
- Publication date Jan 6, 2005
- Hirofumi Suzuki
- G11 - INFORMATION STORAGE