Hiroshi Toyoda

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Koshigaya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing resin varnish for printing ink
- Patent number 6,894,096
- Issue date May 17, 2005
- Harima Chemicals, Inc.
- Keiji Sasakura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Rosin modified phenolic resin, gel varnish, printing ink, and metho...
- Publication number 20040242837
- Publication date Dec 2, 2004
- HARIMA CHEMICALS, INC.
- Hiroshi Toyoda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Rosin modified phenolic resin, gel varnish using the same, printing...
- Publication number 20040181026
- Publication date Sep 16, 2004
- HARIMA CHEMICALS, INC.
- Hiroshi Toyoda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method of producing resin varnish for printing ink
- Publication number 20030236331
- Publication date Dec 25, 2003
- Harima Chemicals, Inc.
- Keiji Sasakura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...