Koji Hamaguchi

Person

Wakayama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Paper bulking promoter, highly bulky pulp sheet, and process for pr...
- Patent number 6,273,995
- Issue date Aug 14, 2001
- Kao Corporation
- Yasushi Ikeda
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Deinking composition comprising a fatty acid mixture and a nonionic...
- Patent number 5,801,135
- Issue date Sep 1, 1998
- Kao Corporation
- Yoshitaka Miyauchi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Deinking agent with polyoxyalkylene group consisting of specific bl...
- Patent number 5,695,603
- Issue date Dec 9, 1997
- Kao Corporation
- Daisuke Shiba
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
High temperature deinking method using an alkylene oxide adduct
- Patent number 5,672,244
- Issue date Sep 30, 1997
- Kao Corporation
- Hiromichi Takahashi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for deinking wastepaper
- Patent number 5,643,409
- Issue date Jul 1, 1997
- Kao Corporation
- Koji Hamaguchi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Deinking composition and deinking method
- Patent number 5,585,339
- Issue date Dec 17, 1996
- Kao Corporation
- Koji Hamaguchi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Deinking agent for regenerating waste printed paper comprising reac...
- Patent number 5,304,316
- Issue date Apr 19, 1994
- Kao Corporation
- Hideaki Urushibata
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Deinking method and deinking composition
- Patent number 5,288,369
- Issue date Feb 22, 1994
- Kao Corporation
- Yoichi Ishibashi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Deinking agent
- Patent number 5,281,358
- Issue date Jan 25, 1994
- Kao Corporation
- Hideaki Urushibata
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Deinking agent
- Patent number 5,120,397
- Issue date Jun 9, 1992
- Kao Corporation
- Hideaki Urushibata
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Deinking agent
- Patent number 5,100,574
- Issue date Mar 31, 1992
- Kao Corporation
- Hideaki Urushibata
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Deinking composition for reclamation of waste paper
- Patent number 4,964,949
- Issue date Oct 23, 1990
- Kao Corporation
- Koji Hamaguchi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Deinking agent
- Publication number 20040074614
- Publication date Apr 22, 2004
- Yasushi Ikeda
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Koji Hamaguchi

Person

Patents Grantslast 30 patents

Paper bulking promoter, highly bulky pulp sheet, and process for pr...

Deinking composition comprising a fatty acid mixture and a nonionic...

Deinking agent with polyoxyalkylene group consisting of specific bl...

High temperature deinking method using an alkylene oxide adduct

Method for deinking wastepaper

Deinking composition and deinking method

Deinking agent for regenerating waste printed paper comprising reac...

Deinking method and deinking composition

Deinking agent

Deinking agent

Deinking agent

Deinking composition for reclamation of waste paper

Patents Applicationslast 30 patents

Deinking agent