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Ryo Okamura
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Matsumoto-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Light source device and projector
Patent number
8,752,966
Issue date
Jun 17, 2014
Seiko Epson Corporation
Toshizo Nishi
F21 - LIGHTING
Patents Applications
last 30 patents
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Patent Application
LIGHT SOURCE DEVICE AND PROJECTOR
Publication number
20120075864
Publication date
Mar 29, 2012
SEIKO EPSON CORPORATION
Toshizo Nishi
F21 - LIGHTING