Satoshi Kaizawa

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Patents Applicationslast 30 patents

Information Patent Application
LAMINATED QUARTER WAVE PLATE
- Publication number 20100110543
- Publication date May 6, 2010
- EPSON TOYOCOM CORPORATION
- Satoshi KAIZAWA
- G02 - OPTICS
Information Patent Application
Laminated phase plate and optical pickup using thereof
- Publication number 20050062916
- Publication date Mar 24, 2005
- TOYO COMMUNICATION EQUIPMENT CO., LTD.
- Hiroshi Matsumoto
- G02 - OPTICS