Kazuhiko Amakawa

Person

Nigata, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Production method of primary amines and catalysts for producing pri...
- Patent number 8,119,556
- Issue date Feb 21, 2012
- Mitsubishi Gas Chemical Company, Inc.
- Kazuhiko Amakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing highly purified xyltlenediamine
- Patent number 7,915,452
- Issue date Mar 29, 2011
- Mitsubishi Gas Chemical Company, Inc.
- Kazuhiko Amakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of recovering ammonia
- Patent number 7,785,556
- Issue date Aug 31, 2010
- Mitsubishi Gas Chemical Company, Inc.
- Kazuhiko Amakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production method of primary amines and catalysts for producing pri...
- Patent number 7,767,859
- Issue date Aug 3, 2010
- Mitsubishi Gas Chemical Company, Inc.
- Kazuhiko Amakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for storing xylylenediamine
- Patent number 7,588,721
- Issue date Sep 15, 2009
- Mitsubishi Gas Chemical Company, Inc.
- Kazumi Tanaka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for production of xylylenediamine and/or cyanobenzylamine
- Patent number 7,119,230
- Issue date Oct 10, 2006
- Mitsubishi Gas Chemical Co., Inc.
- Kazuhiko Amakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Purification of 1,3-bis(aminomethyl)cyclohexane by distillation
- Patent number 6,984,758
- Issue date Jan 10, 2006
- Mitsubishi Gas Chemical Co., Inc.
- Kazuhiko Amakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for production of xylylenediamine
- Patent number 6,894,192
- Issue date May 17, 2005
- Mitsubishi Gas Chemical Company, Inc.
- Kazuhiko Amakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Production method of xylylenediamine
- Patent number 6,881,864
- Issue date Apr 19, 2005
- Mitsubishi Gas Chemical Company, Inc.
- Kazuhiko Amakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing high purity xylylenediamine
- Patent number 6,646,163
- Issue date Nov 11, 2003
- Mitsubishi Gas Chemical Company, Inc.
- Kenichi Nakamura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of purifying isophthalonitrile
- Patent number 6,509,490
- Issue date Jan 21, 2003
- Mitsubishi Gas Chemical Co INC
- Susumu Otsuka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing xylylenediamine
- Patent number 6,476,269
- Issue date Nov 5, 2002
- Mitsubishi Gas Chemical Co INC
- Kenichi Nakamura
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PRODUCTION METHOD OF PRIMARY AMINES AND CATALYSTS FOR PRODUCING PRI...
- Publication number 20100279857
- Publication date Nov 4, 2010
- KAZUHIKO AMAKAWA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for producing highly purified xyltlenediamine
- Publication number 20090192334
- Publication date Jul 30, 2009
- Kazuhiko Amakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method of Recovering Ammonia
- Publication number 20080102014
- Publication date May 1, 2008
- Kazuhiko Amakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PRODUCTION METHOD OF PRIMARY AMINES AND CATALYSTS FOR PRODUCING PRI...
- Publication number 20080039658
- Publication date Feb 14, 2008
- KAZUHIKO AMAKAWA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Solid xylylenediamine in container, production method thereof, and...
- Publication number 20070297943
- Publication date Dec 27, 2007
- Kazumi Tanaka
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PURIFICATION OF 1,3-BIS(AMINOMETHYL)CYCLOHEXANE BY DISTILLATION
- Publication number 20050215824
- Publication date Sep 29, 2005
- Kazuhiko Amakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Solid xylylenediamine in container, production method thereof, and...
- Publication number 20050100694
- Publication date May 12, 2005
- Kazumi Tanaka
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Production method of xylylenediamine
- Publication number 20050004399
- Publication date Jan 6, 2005
- Kazuhiko Amakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for production of xylylenediamine
- Publication number 20040039232
- Publication date Feb 26, 2004
- Kazuhiko Amakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for production of xylylenediamine and/or cyanobenzylamine
- Publication number 20040002614
- Publication date Jan 1, 2004
- Kazuhiko Amakawa
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for producing high purity xylylenediamine
- Publication number 20030013917
- Publication date Jan 16, 2003
- Kenichi Nakamura
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for producing xylylenediamine
- Publication number 20020038054
- Publication date Mar 28, 2002
- Kenichi Nakamura
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method of purifying isophthalonitrile
- Publication number 20020035287
- Publication date Mar 21, 2002
- Susumu Otsuka
- C07 - ORGANIC CHEMISTRY

Kazuhiko Amakawa

Person

Patents Grantslast 30 patents

Production method of primary amines and catalysts for producing pri...

Process for producing highly purified xyltlenediamine

Method of recovering ammonia

Production method of primary amines and catalysts for producing pri...

Method for storing xylylenediamine

Process for production of xylylenediamine and/or cyanobenzylamine

Purification of 1,3-bis(aminomethyl)cyclohexane by distillation

Process for production of xylylenediamine

Production method of xylylenediamine

Method for producing high purity xylylenediamine

Method of purifying isophthalonitrile

Method for producing xylylenediamine

Patents Applicationslast 30 patents

PRODUCTION METHOD OF PRIMARY AMINES AND CATALYSTS FOR PRODUCING PRI...

Process for producing highly purified xyltlenediamine

Method of Recovering Ammonia

PRODUCTION METHOD OF PRIMARY AMINES AND CATALYSTS FOR PRODUCING PRI...

Solid xylylenediamine in container, production method thereof, and...

PURIFICATION OF 1,3-BIS(AMINOMETHYL)CYCLOHEXANE BY DISTILLATION

Solid xylylenediamine in container, production method thereof, and...

Production method of xylylenediamine

Process for production of xylylenediamine

Process for production of xylylenediamine and/or cyanobenzylamine

Method for producing high purity xylylenediamine

Method for producing xylylenediamine

Method of purifying isophthalonitrile