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Takenori Funatsu
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Azo pigment composition
Patent number
4,810,302
Issue date
Mar 7, 1989
Toyo Ink Manufacturing Co., Ltd.
Takenori Funatsu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Pigment compositions, method for producing same, and colored resin...
Patent number
4,601,759
Issue date
Jul 22, 1986
Toyo Ink Manufacturing Co., Ltd.
Toshio Furubayashi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method of producing an azo pigment suitable for use in a gravure pr...
Patent number
4,301,049
Issue date
Nov 17, 1981
Toyo Ink Mfg. Ltd.
Takenori Funatsu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phthalocyanine pigment compositions
Patent number
4,221,606
Issue date
Sep 9, 1980
Toyo Ink Manufacturing Co., Ltd.
Takenori Funatsu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...