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Hiroshi SHINGU
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Suwa-shi, Nagano-ken, JP
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Patents Grants
last 30 patents
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Patent Grant
Laser light source device, display device, scanning type display de...
Patent number
7,530,832
Issue date
May 12, 2009
Seiko Epson Corporation
Takashi Takeda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Two-layer liquid crystal panel having a polymer liquid crystal laye...
Patent number
6,292,243
Issue date
Sep 18, 2001
Seiko Epson Corporation
Hiroshi Shingu
G02 - OPTICS
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Patent Grant
Liquid crystal display device having contrast-enhancing dye
Patent number
4,601,547
Issue date
Jul 22, 1986
Seiko Epson Corporation
Hiroshi Shingu
G02 - OPTICS
Patents Applications
last 30 patents
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Patent Application
LASER LIGHT SOURCE DEVICE, DISPLAY DEVICE, SCANNING TYPE DISPLAY DE...
Publication number
20070103643
Publication date
May 10, 2007
SEIKO EPSON CORPORATION
Takashi TAKEDA
H04 - ELECTRIC COMMUNICATION TECHNIQUE