Kuniharu Takizawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Liquid crystal dimmer plate and lighting system including the same
- Patent number 5,764,316
- Issue date Jun 9, 1998
- Nippon Hoso Kyokai
- Kuniharu Takizawa
- G02 - OPTICS
Information Patent Grant
Liquid crystal device, driving method thereof, liquid crystal appar...
- Patent number 5,631,665
- Issue date May 20, 1997
- Nippon Hoso Kyokai
- Kuniharu Takizawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Optically addressed spatial light modulator
- Patent number 5,486,936
- Issue date Jan 23, 1996
- Tomoegawa Paper Co., Ltd.
- Hideo Fujikake
- G02 - OPTICS
Information Patent Grant
Spatial light modulator element with amorphous film of germanium, c...
- Patent number 5,471,331
- Issue date Nov 28, 1995
- Nippon Hoso Kyokai
- Kuniharu Takizawa
- G02 - OPTICS
Information Patent Grant
Light writing type projection display using polymer-dispersed liqui...
- Patent number 5,260,815
- Issue date Nov 9, 1993
- Nippon Hoso Kyokai
- Kuniharu Takizawa
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Optical modulating/switching device
- Patent number 4,818,063
- Issue date Apr 4, 1989
- Nippon Hoso Kyokai
- Kuniharu Takizawa
- G02 - OPTICS