Riyouichi Sekioka

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Kitakyushu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Disperse dye mixture and dyeing method employing it: orange and yel...
- Patent number 5,201,922
- Issue date Apr 13, 1993
- Hoechst Mitsubishi Kasei Co., Ltd.
- Kouichi Seto
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Disperse dye mixture: Two red disperse dyes for polyester fibers-az...
- Patent number 5,114,431
- Issue date May 19, 1992
- Hoechst Mitsubishi Kasei Co., Ltd.
- Riyouichi Sekioka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water-soluble blue dye mixture and dyeing method: anthraquinone rea...
- Patent number 4,888,028
- Issue date Dec 19, 1989
- Mitsubishi Kasei Corporation
- Toshio Hihara
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Mixtures of water-soluble red and yellow or blue reactive dyes and...
- Patent number 4,872,881
- Issue date Oct 10, 1989
- Mitsubishi Kasei Corporation
- Takashi Fujita
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...