Yusuke Watabe

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of monoazo lake pigment coated with wate...
- Patent number 5,243,031
- Issue date Sep 7, 1993
- Toyo Ink Manufacturing Co., Ltd.
- Hitoshi Sugamo
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for production of monoazo lake coated with water-insoluble...
- Patent number 5,144,014
- Issue date Sep 1, 1992
- Toyo Ink Manufacturing Co., Ltd.
- Hitoshi Sugamo
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...