Tomonobu Machida

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Shiosiri-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lamp device, manufacturing method for same and projector having a l...
- Patent number 7,588,348
- Issue date Sep 15, 2009
- Seiko Epson Corporation
- Shohei Fujisawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Projection lens, producing method of projection lens and projector...
- Patent number 7,061,699
- Issue date Jun 13, 2006
- Seiko Epson Corporation
- Nobuo Watanabe
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Lamp device, manufacturing method for same and projector having a l...
- Publication number 20050174773
- Publication date Aug 11, 2005
- SEIKO EPSON CORPORATION
- Shohei Fujisawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Projection lens, producing method of projection lens and projector...
- Publication number 20030210479
- Publication date Nov 13, 2003
- SEIKO EPSON CORPORATION
- Nobuo Watanabe
- G02 - OPTICS