Kazuhiro Maruyama

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing copper phthalocyanine in a reaction medium con...
- Patent number 5,834,608
- Issue date Nov 10, 1998
- Kawasaki Kasei Chemicals Ltd.
- Kazuhiro Maruyama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method for producing copper phthalocyanine using thiols
- Patent number 5,496,939
- Issue date Mar 5, 1996
- Kawasaki Kasei Chemicals Ltd.
- Kazuhiro Maruyama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for producing a copper phthalocyanine compound
- Patent number 5,153,314
- Issue date Oct 6, 1992
- Kawasaki Kasei Chemicals Ltd.
- Tomio Segawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for producing a metal phthalocyanine and/or its derivative
- Patent number 4,906,747
- Issue date Mar 6, 1990
- Kawasaki Kasei Chemicals Ltd.
- Tomio Segawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the purification of anthraquinone
- Patent number 4,450,111
- Issue date May 22, 1984
- Kawasaki Kasei Chemicals Ltd.
- Tatsuyoshi Komatsu
- C07 - ORGANIC CHEMISTRY