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Motohisa Haga
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Sealed lamp device and projector
Patent number
7,866,824
Issue date
Jan 11, 2011
Sony Corporation
Kei Yamaoka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
Information
Patent Grant
Multilayer disc manufacturing apparatus, and disc bonding method
Patent number
6,780,262
Issue date
Aug 24, 2004
Sony Corporation
Takeshi Yamasaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Sealed lamp device and projector
Publication number
20080106701
Publication date
May 8, 2008
SONY CORPORATION
Kei Yamaoka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Lamp cooling device and projection display apparatus
Publication number
20060232973
Publication date
Oct 19, 2006
Motohisa Haga
F21 - LIGHTING
Information
Patent Application
Multilayer disc manufacturing apparatus and multilayer disk bonding...
Publication number
20030141003
Publication date
Jul 31, 2003
Takeshi Yamasaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL