Koji Hiraga

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Ooamishirasato, JP

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Patents Grantslast 30 patents

Information Patent Grant
Liquid crystal display device
- Patent number 7,619,693
- Issue date Nov 17, 2009
- Hitachi Displays, Ltd.
- Takahiro Fujioka
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Liquid crystal display device
- Patent number 7,440,042
- Issue date Oct 21, 2008
- Hitachi Displays, Ltd.
- Tetsuya Nagata
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device
- Patent number 7,245,338
- Issue date Jul 17, 2007
- Hitachi Displays, Ltd.
- Tetsuya Nagata
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device
- Patent number 7,027,115
- Issue date Apr 11, 2006
- Hitachi, Ltd.
- Souta Nemoto
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device
- Patent number 6,697,137
- Issue date Feb 24, 2004
- Hitachi, Ltd.
- Souta Nemoto
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Liquid Crystal Display Device
- Publication number 20070258020
- Publication date Nov 8, 2007
- Tetsuya Nagata
- G02 - OPTICS
Information Patent Application
Liquid crystal display device
- Publication number 20050140891
- Publication date Jun 30, 2005
- HITACHI DISPLAYS LTD.
- Takahiro Fujioka
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Liquid crystal display device
- Publication number 20050007522
- Publication date Jan 13, 2005
- Koji Hiraga
- G02 - OPTICS
Information Patent Application
Liquid crystal display device
- Publication number 20040160555
- Publication date Aug 19, 2004
- Souta Nemoto
- G02 - OPTICS
Information Patent Application
Liquid crystal display device
- Publication number 20040021805
- Publication date Feb 5, 2004
- Tetsuya Nagata
- G02 - OPTICS
Information Patent Application
Liquid crystal display device
- Publication number 20010040658
- Publication date Nov 15, 2001
- Souta Nemoto
- G02 - OPTICS