Teruo Teshima

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Nasu-machi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Reflector and backlight device
- Patent number 8,179,361
- Issue date May 15, 2012
- Hitachi Chemical Co., Ltd.
- Yasushi Sugimoto
- G02 - OPTICS
Information Patent Grant
Light guide plate and backlight unit
- Patent number 8,096,693
- Issue date Jan 17, 2012
- Hitachi Chemical Co., Ltd.
- Masato Taya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical film and surface light source using it
- Patent number 7,672,051
- Issue date Mar 2, 2010
- Hitachi Chemical Co., Ltd.
- Tetsuya Hoshino
- G02 - OPTICS
Information Patent Grant
Backlight unit
- Patent number 7,665,876
- Issue date Feb 23, 2010
- Hitachi Chemical Co., Ltd.
- Masato Taya
- G02 - OPTICS
Information Patent Grant
Back light device and liquid crystal display device
- Patent number 7,537,372
- Issue date May 26, 2009
- Hitachi Chemical Company, Ltd.
- Yasushi Sugimoto
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
SURFACE LIGHT SOURCE DEVICE AND PRISM SHEET
- Publication number 20100220498
- Publication date Sep 2, 2010
- Yasuhiko Awano
- G02 - OPTICS
Information Patent Application
Backlight unit
- Publication number 20090147532
- Publication date Jun 11, 2009
- HITACHI CHEMICAL CO., LTD.
- Masato Taya
- G02 - OPTICS
Information Patent Application
Light guide plate and backlight unit
- Publication number 20090129056
- Publication date May 21, 2009
- HITACHI CHEMICAL CO., LTD.
- Masato Taya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Reflector and Backlight Device
- Publication number 20080297459
- Publication date Dec 4, 2008
- HITACHI CHEMICAL CO., Ltd.
- Yasushi Sugimoto
- G02 - OPTICS
Information Patent Application
Back light device and liquid crystal display device
- Publication number 20070139956
- Publication date Jun 21, 2007
- HITACHI CHEMICAL CO., Ltd.
- Yasushi Sugimoto
- G02 - OPTICS
Information Patent Application
Optical film and surface light source using it
- Publication number 20070064294
- Publication date Mar 22, 2007
- Tetsuya Hoshino
- G02 - OPTICS