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Takuya Shiaki
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Sagamihara-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Liquid crystal projector, and projection lens unit, optical unit an...
Patent number
7,152,978
Issue date
Dec 26, 2006
Hitachi, Ltd., and Hitachi Video and Information Systems, Inc.
Nobuhiko Konuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection display
Patent number
6,854,851
Issue date
Feb 15, 2005
Hitachi, Ltd.
Futoshi Yamasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Liquid crystal projector, and projection lens unit, optical unit an...
Patent number
6,824,273
Issue date
Nov 30, 2004
Hitachi, Ltd.
Nobuhiko Konuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Liquid crystal projector, and projection lens unit, optical unit an...
Patent number
6,783,245
Issue date
Aug 31, 2004
Hitachi Ltd.
Nobuhiko Konuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection type liquid crystal display device
Patent number
6,416,182
Issue date
Jul 9, 2002
Hitachi, Ltd.
Takashi Kakuda
G02 - OPTICS
Information
Patent Grant
Liquid crystal projector, and projection lens unit, optical unit an...
Patent number
6,290,360
Issue date
Sep 18, 2001
Hitachi, Ltd.
Nobuhiko Konuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Projection type liquid crystal display device
Patent number
6,062,695
Issue date
May 16, 2000
Hitachi, Ltd.
Takashi Kakuda
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Liquid crystal projector, and projection lens unit, optical unit an...
Publication number
20050083490
Publication date
Apr 21, 2005
Hitachi, Ltd.
Nobuhiko Konuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Projection display
Publication number
20040080722
Publication date
Apr 29, 2004
Hitachi, Ltd.
Futoshi Yamasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Liquid crystal projector, and projection lens unit, optical unit an...
Publication number
20030206276
Publication date
Nov 6, 2003
Hitachi, Ltd.
Nobuhiko Konuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Liquid crystal projector, and projection lens unit, optical unit an...
Publication number
20010008439
Publication date
Jul 19, 2001
Hitachi, Ltd.
Nobuhiko Konuma
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY