Shingo Umezawa

Follow

Person

Chiba, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Fused heterocyclic compounds and thrombopoietin receptor activators
- Patent number 8,889,732
- Issue date Nov 18, 2014
- Nissan Chemical Industries, Ltd.
- Yukihiro Shigeta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing thiophene compound and intermediate thereof
- Patent number 8,642,786
- Issue date Feb 4, 2014
- Nissan Chemical Industries, Ltd.
- Kazufumi Yanagihara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing thiophene compound and intermediate thereof
- Patent number 8,420,849
- Issue date Apr 16, 2013
- Nissan Chemical Industries, Ltd.
- Kazufumi Yanagihara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing thiophene compound and intermediate thereof
- Patent number 8,399,685
- Issue date Mar 19, 2013
- Nissan Chemical Industries, Ltd.
- Kazufumi Yanagihara
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PRODUCING THIOPHENE COMPOUND AND INTERMEDIATE THEREOF
- Publication number 20140005413
- Publication date Jan 2, 2014
- Kazufumi YANAGIHARA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PRODUCING THIOPHENE COMPOUND AND INTERMEDIATE THEREOF
- Publication number 20130204013
- Publication date Aug 8, 2013
- Nissan Chemical Industries, Ltd.
- Kazufumi YANAGIHARA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PRODUCING THIOPHENE COMPOUND AND INTERMEDIATE THEREOF
- Publication number 20130060050
- Publication date Mar 7, 2013
- Nissan Chemical Industries, Ltd.
- Kazufumi YANAGIHARA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
FUSED HETEROCYCLIC COMPOUNDS AND THROMBOPOIETIN RECEPTOR ACTIVATORS
- Publication number 20120209005
- Publication date Aug 16, 2012
- Nissan Chemical Industries, Ltd.
- Yukihiro Shigeta
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PRODUCING THIOPHENE COMPOUND AND INTERMEDIATE THEREOF
- Publication number 20110124884
- Publication date May 26, 2011
- Nissan Chemical Industries, Ltd.
- Kazufumi Yanagihara
- C07 - ORGANIC CHEMISTRY