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Syoichi Sasaki
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Hitachi, JP
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last 30 patents
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Patent Grant
Production of color filter
Patent number
5,827,626
Issue date
Oct 27, 1998
Hitachi Chemical Co., Ltd.
Yuji Kobayashi
G02 - OPTICS
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Patent Grant
Colored image forming material and color filter obtained therefrom
Patent number
5,821,016
Issue date
Oct 13, 1998
Hitachi Chemical Company, Ltd.
Tsutomu Satoh
G02 - OPTICS