Tomoki Gunkima

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Active matrix liquid crystal display element and projection type ac...
- Patent number 5,150,232
- Issue date Sep 22, 1992
- Asahi Glass Company Ltd.
- Tomoki Gunkima
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS