Hidemine Yamanaka

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Yamato, JP

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Patents Grantslast 30 patents

Information Patent Grant
Liquid crystal display device with improved blocking ability of fra...
- Patent number 5,521,728
- Issue date May 28, 1996
- International Business Machines Corporation
- Manabu Kodate
- G02 - OPTICS
Information Patent Grant
Color filter and method of fabricating a color filter
- Patent number 5,374,493
- Issue date Dec 20, 1994
- International Business Machines Corporation
- Tetsuya Fukunaga
- G02 - OPTICS
Information Patent Grant
Active matrix liquid crystal display device having two light shield...
- Patent number 5,345,324
- Issue date Sep 6, 1994
- International Business Machines Corporation
- Toshihiko Koseki
- G02 - OPTICS