Hidemitsu Yamazuka

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Dimming-control lighting apparatus for incandescent electric lamp
- Patent number 6,975,078
- Issue date Dec 13, 2005
- Nippon Hosos Kyokai
- Naoki Yanai
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Dimming-control lighting apparatus for incandescent electric lamp
- Publication number 20040169477
- Publication date Sep 2, 2004
- Naoki Yanai
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...