Takehiro Ishikawa

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Iwaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Liquid crystal display apparatus and drive circuitry used in the sa...
- Patent number 6,057,819
- Issue date May 2, 2000
- Alps Electric Co., Ltd.
- Takehiko Sone
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Liquid crystal display having adjacent electrode terminals set equa...
- Patent number 5,555,116
- Issue date Sep 10, 1996
- Alps Electric Co., Ltd.
- Takehiro Ishikawa
- G02 - OPTICS
Information Patent Grant
Liquid crystal display with ground regions between terminal groups
- Patent number 5,283,677
- Issue date Feb 1, 1994
- Alps Electric Co., Ltd.
- Fumihiko Sagawa
- G02 - OPTICS
Information Patent Grant
Method of connecting liquid crystal display and circuit board with...
- Patent number 5,258,866
- Issue date Nov 2, 1993
- Alps Electric Co., Ltd.
- Takehiro Ishikawa
- G02 - OPTICS