Naotoshi Sumiya

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Mobara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Liquid crystal display device using external electrode fluorescent...
- Patent number 7,969,529
- Issue date Jun 28, 2011
- Hitachi Displays, Ltd.
- Yoichi Ito
- G02 - OPTICS
Information Patent Grant
Display device
- Patent number 7,798,671
- Issue date Sep 21, 2010
- Hitachi Displays, Ltd.
- Takayuki Ota
- G02 - OPTICS
Information Patent Grant
Backlight module and liquid crystal display using the same
- Patent number 7,710,515
- Issue date May 4, 2010
- Hitachi Display, Ltd.
- Tetsuya Ohshima
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Liquid crystal display device
- Publication number 20080252810
- Publication date Oct 16, 2008
- Hitachi Displays, Ltd.
- Yoichi Ito
- G02 - OPTICS
Information Patent Application
Backlight module and liquid crystal display using the same
- Publication number 20070076142
- Publication date Apr 5, 2007
- Tetsuya Ohshima
- G02 - OPTICS
Information Patent Application
Display device
- Publication number 20070035946
- Publication date Feb 15, 2007
- Takayuki Ota
- G02 - OPTICS