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Masashi Sawamura
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Tokyo, JP
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last 30 patents
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Patent Grant
Colored composition for color filter and color filter
Patent number
6,716,897
Issue date
Apr 6, 2004
Toyo Ink Mfg. Co., Ltd.
Satoshi Okutsu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Color filter and color liquid crystal display device
Patent number
6,280,890
Issue date
Aug 28, 2001
Toyo Ink Mfg. Co., Ltd.
Masashi Sawamura
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Colored composition for color filter and color filter
Publication number
20020117080
Publication date
Aug 29, 2002
Satoshi Okutsu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...