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Toshimichi Katsube
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Yamatokoriyama, JP
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last 30 patents
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Patent Grant
Supertwisted nematic liquid crystal device having two phase differe...
Patent number
5,089,906
Issue date
Feb 18, 1992
Sharp Kabushiki Kaisha
Hiroshi Ohnishi
G02 - OPTICS
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Patent Grant
Liquid crystal display assembly
Patent number
4,808,990
Issue date
Feb 28, 1989
Sharp Kabushiki Kaisha
Koshi Kamigaki
G02 - OPTICS