Shigeru Kawabata

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Asymmetric dioxazine compounds and method for dyeing or printing fi...
- Patent number 6,136,970
- Issue date Oct 24, 2000
- Sumitomo Chemical Company, Limited
- Kazufumi Yokogawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Asymmetric dioxazine compounds and use thereof as fiber reactive dyes
- Patent number 5,650,507
- Issue date Jul 22, 1997
- Sumitomo Chemical Company, Limited
- Kingo Akahori
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Asymmetric dioxazine compounds and method for dyeing or printing fi...
- Patent number 5,478,936
- Issue date Dec 26, 1995
- Sumitomo Chemical Company, Limited
- Kazufumi Yokogawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Reactive dye composition and method for dyeing or printing cellulos...
- Patent number 5,456,726
- Issue date Oct 10, 1995
- Sumitomo Chemical Company, Limited
- Shigeru Kawabata
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Reactive dye composition and method for dyeing or printing fiber ma...
- Patent number 5,356,441
- Issue date Oct 18, 1994
- Sumitomo Chemical Company, Limited
- Takemi Tokieda
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...