Tohken Industries Co., Ltd.

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for testing the wiring or state of a liquid crystal display...
- Patent number 5,539,326
- Issue date Jul 23, 1996
- Tohken Industries Co., Ltd.
- Isamu Takahashi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method of inspecting cells of liquid crystal display
- Patent number 5,528,163
- Issue date Jun 18, 1996
- Tohken Industries Co., Ltd.
- Isamu Takahashi
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS