Kiyoharu Nakatsuka

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Toyonaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Black coating composition and application thereof
- Patent number 5,880,202
- Issue date Mar 9, 1999
- Sumitomo Chemical Company, Limited
- Toshinobu Yamashita
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Disperse dye composition useful for dyeing of printing hydrophobic...
- Patent number 5,038,415
- Issue date Aug 13, 1991
- Sumitomo Chemical Company, Limited
- Yasuyoshi Ueda
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Aqueous liquid composition of reactive dye
- Patent number 4,349,349
- Issue date Sep 14, 1982
- Sumitomo Chemical Company, Limited
- Kiyoharu Nakatsuka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Dyestuff composition for dyeing or printing cellulose fiber materials
- Patent number 4,283,195
- Issue date Aug 11, 1981
- Sumitomo Chemical Company, Limited
- Kiyoharu Nakatsuka
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...