Toshihiro TANAKA

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Assembling method for optical system of optical pick-up
- Patent number 7,920,444
- Issue date Apr 5, 2011
- Hoya Corporation
- Yoshiyuki Tashiro
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
ASSEMBLING METHOD FOR OPTICAL SYSTEM OF OPTICAL PICK-UP
- Publication number 20080279057
- Publication date Nov 13, 2008
- HOYA CORPORATION
- Yoshiyuki TASHIRO
- G11 - INFORMATION STORAGE