Toshimitsu Ikegaya

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of .beta.-form copper phthalocyanine pig...
- Patent number 5,281,268
- Issue date Jan 25, 1994
- Toyo Ink Manufacturing Co., Ltd.
- Yusaku Ide
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the preparation of copper phthalocyanine pigment
- Patent number 5,229,508
- Issue date Jul 20, 1993
- Toyo Ink Manufacturing Co., Inc.
- Toshimitsu Ikegaya
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...