Shigeyoshi Sakata

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Patents Grantslast 30 patents

Information Patent Grant
Rear projection optical system
- Patent number 6,761,458
- Issue date Jul 13, 2004
- Minolta Co., Ltd.
- Shigeyoshi Sakata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Rear projection optical system
- Publication number 20030011753
- Publication date Jan 16, 2003
- MINOLTA CO., LTD.
- Shigeyoshi Sakata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY