Yoshiharu Hashiguchi

Follow

Person

Kakogawa-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Papermaking additive and filled paper
- Patent number 8,349,135
- Issue date Jan 8, 2013
- Harima Chemicals, Inc.
- Kazunari Sakai
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Cationic surface sizing agent and paper coated with the same
- Patent number 7,988,826
- Issue date Aug 2, 2011
- Harima Chemicals, Inc.
- Kazushige Inaoka
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Deinking agent for reproduction of printed waste papers
- Patent number 5,158,697
- Issue date Oct 27, 1992
- Harima Chemicals, Inc.
- Yukiyoshi Kawamori
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
PAPERMAKING ADDITIVE AND FILLED PAPER
- Publication number 20100084102
- Publication date Apr 8, 2010
- Kazunari Sakai
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Cationic Surface Sizing Agent and Paper Coated With the Same
- Publication number 20090272507
- Publication date Nov 5, 2009
- Kazushige Inaoka
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Cationic Surface Sizing Agent and Newsprint Paper
- Publication number 20090068485
- Publication date Mar 12, 2009
- Kazushige Inaoka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...