Kosaku Tsuji

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Halogen-free green pigment composition
- Patent number 6,589,330
- Issue date Jul 8, 2003
- Toyo Ink Mfg. Co., Ltd.
- Shigeki Kato
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the production of copper phthalocyanine pigment composi...
- Patent number 5,427,616
- Issue date Jun 27, 1995
- Toyo Ink Manufacturing Co., Ltd.
- Kosaku Tsuji
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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...

Patents Applicationslast 30 patents

Information Patent Application
Halogen-free green pigment composition
- Publication number 20020129740
- Publication date Sep 19, 2002
- TOYO INK MFG. CO., LTD.
- Shigeki Kato
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...