Tomoo Araki

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thin-film transistor matrix for liquid crystal display
- Patent number 4,816,885
- Issue date Mar 28, 1989
- Oki Electric Industry Co., Ltd.
- Mamoru Yoshida
- G02 - OPTICS
Information Patent Grant
Display apparatus utilizing a thermally color reversible display me...
- Patent number 4,442,429
- Issue date Apr 10, 1984
- Oki Electric Industry Co., Ltd.
- Shintaro Kotani
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS