Naoshige Sugimoto

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Patents Grantslast 30 patents

Information Patent Grant
Liquid crystal display devide with a twisted alignment state
- Patent number 5,058,998
- Issue date Oct 22, 1991
- Casio Computer Co., Ltd.
- Tetsushi Yoshida
- G02 - OPTICS
Information Patent Grant
Color liquid crystal display device
- Patent number 4,929,060
- Issue date May 29, 1990
- Casio Computer Co., Ltd.
- Naoshige Sugimoto
- G02 - OPTICS