Ryo Hyodo

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Matsumoto-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Projector with optical filter reducing internal multiple reflections
- Patent number 8,308,305
- Issue date Nov 13, 2012
- Seiko Epson Corporation
- Kiyotaka Nakano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Projector
- Publication number 20070047052
- Publication date Mar 1, 2007
- SEIKO EPSON CORPORATION
- Kiyotaka Nakano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE