Shigeyasu Nakagawa

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lamp cooling device and projection display apparatus
- Patent number 7,425,793
- Issue date Sep 16, 2008
- Sony Corporation
- Motohisa Haga
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
Lamp cooling device and projection display apparatus
- Publication number 20060232973
- Publication date Oct 19, 2006
- Motohisa Haga
- F21 - LIGHTING