Hisao Hirayama

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Mobara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Liquid crystal display backlight's light reflection treatment porti...
- Patent number 7,295,263
- Issue date Nov 13, 2007
- Hitachi Displays, Ltd.
- Yasuhisa Shiraishi
- G07 - CHECKING-DEVICES
Information Patent Grant
Liquid crystal display device
- Patent number 6,985,131
- Issue date Jan 10, 2006
- Hitachi, Ltd.
- Tomoaki Kawada
- G02 - OPTICS
Information Patent Grant
Liquid crystal display
- Patent number 6,530,671
- Issue date Mar 11, 2003
- Hitachi Electronic Devices Co. Ltd.
- Hitoshi Taniguchi
- G02 - OPTICS
Information Patent Grant
Liquid crystal display
- Patent number 6,334,689
- Issue date Jan 1, 2002
- Hitachi, Ltd.
- Hitoshi Taniguchi
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device having a side edge type back light sy...
- Patent number 5,886,759
- Issue date Mar 23, 1999
- Hitachi, Ltd.
- Naohiro Mashino
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
LIQUID CRYSTAL DISPLAY DEVICE
- Publication number 20070195223
- Publication date Aug 23, 2007
- Seiichi NISHIYAMA
- G02 - OPTICS
Information Patent Application
Liquid crystal display device
- Publication number 20050024555
- Publication date Feb 3, 2005
- Yasuhisa Shiraishi
- G07 - CHECKING-DEVICES
Information Patent Application
Liquid crystal display
- Publication number 20020085368
- Publication date Jul 4, 2002
- Hitoshi Taniguchi
- G02 - OPTICS
Information Patent Application
Liquid crystal display device
- Publication number 20020030650
- Publication date Mar 14, 2002
- Hitachi,Ltd.
- Tomoaki Kawada
- G02 - OPTICS