Katsumasa Otake

Person

Nara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Reactive scarlet dyes having both monochlorotriazinyl and vinylsulf...
- Patent number 4,937,326
- Issue date Jun 26, 1990
- Sumitomo Chemical Company, Limited
- Yutaka Kayane
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Metallized formazan compounds having two fiber reactive groups link...
- Patent number 4,935,500
- Issue date Jun 19, 1990
- Sumitomo Chemical Company, Limited
- Takashi Omura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Reactive dye having both monochlorotriazinyl and vinylsulfone type...
- Patent number 4,841,031
- Issue date Jun 20, 1989
- Sumitomo Chemical Company, Limited
- Yutaka Kayane
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Anthraquinone compound having both monohalogenotriazinyl and vinyls...
- Patent number 4,631,341
- Issue date Dec 23, 1986
- Sumitomo Chemical Company, Limited
- Yutaka Kayane
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Organic dye compound having both pyridiniotriazinyl and vinylsulfon...
- Patent number 4,626,589
- Issue date Dec 2, 1986
- Sumitomo Chemical Company, Limited
- Takashi Omura
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Method for dyeing cellulose fiber material using fiber-reactive dis...
- Patent number 4,551,150
- Issue date Nov 5, 1985
- Sumitomo Chemical Company, Limited
- Katsumasa Otake
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Reactive dye composition
- Patent number 4,540,418
- Issue date Sep 10, 1985
- Sumitomo Chemical Company, Limited
- Katsumasa Otake
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Monoazo compound having both monochlorotriazinyl and vinylsulfone t...
- Patent number 4,511,507
- Issue date Apr 16, 1985
- Sumitomo Chemical Company, Limited
- Yutaka Kayane
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...

Katsumasa Otake

Person

Patents Grantslast 30 patents

Reactive scarlet dyes having both monochlorotriazinyl and vinylsulf...

Metallized formazan compounds having two fiber reactive groups link...

Reactive dye having both monochlorotriazinyl and vinylsulfone type...

Anthraquinone compound having both monohalogenotriazinyl and vinyls...

Organic dye compound having both pyridiniotriazinyl and vinylsulfon...

Method for dyeing cellulose fiber material using fiber-reactive dis...

Reactive dye composition

Monoazo compound having both monochlorotriazinyl and vinylsulfone t...