Kazunobu Nagasaki

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Adachi-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Water-base black ink composition and colored product
- Patent number 7,462,228
- Issue date Dec 9, 2008
- Nippon Kayaku Kabushiki Kaisha
- Hiroaki Ohno
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water-soluble trisazo compounds, aqueous ink composition and colore...
- Patent number 6,409,810
- Issue date Jun 25, 2002
- Nippon Kayaku Kabushiki Kaisha
- Hiroaki Ono
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Disazo compound and ink composition containing the same
- Publication number 20060169172
- Publication date Aug 3, 2006
- Yasuo Shirasaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Water-base black ink composition and colored material
- Publication number 20060144288
- Publication date Jul 6, 2006
- Hiroaki Ohno
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...