Toshitsugi Uemura

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
N-tert-butoxycarbonyl-2-pyrrolidinones and production method thereof
- Patent number 8,242,285
- Issue date Aug 14, 2012
- Sumitomo Chemical Company, Limited
- Norihiko Hirata
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of producing 6,6-dimethyl-3-oxabicyclo[3.1.0]hexan-2-one
- Patent number 7,928,253
- Issue date Apr 19, 2011
- Sumitomo Chemical Company, Limited
- Norihiko Hirata
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing hexahydrothieno (3,4-D)immidazole-2,4-diones
- Patent number 6,635,770
- Issue date Oct 21, 2003
- Sumitomo Chemical Company, Limited
- Toshitsugi Uemura
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PRODUCTION METHOD OF POLYCYCLIC LACTAMS
- Publication number 20100324305
- Publication date Dec 23, 2010
- Sumitomo Chemical Company, Limited
- Norihiko Hirata
- C07 - ORGANIC CHEMISTRY
Information Patent Application
N-Tert-Butoxycarbonyl-2-Pyrrolidinones and Production Method Thereof
- Publication number 20100280259
- Publication date Nov 4, 2010
- Sumitomo Chemical Company, Limited
- Norihiko Hirata
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD OF PRODUCING 6,6-DIMETHYL-3-OXABICYCLO[3.1.0]HEXAN-2-ONE
- Publication number 20100168463
- Publication date Jul 1, 2010
- Norihiko Hirata
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD OF PRODUCING POLYCYCLIC PROLINE DERIVATIVE OR ACID ADDITION...
- Publication number 20090281331
- Publication date Nov 12, 2009
- SUMITOMO CHEMICAL COMPANY, LIMITED
- Norihiko Hirata
- C07 - ORGANIC CHEMISTRY
Information Patent Application
N-TERT-BUTOXYCARBONYL-2-PYRROLIDINONES AND PRODUCTION METHOD THEREOF
- Publication number 20090163722
- Publication date Jun 25, 2009
- SUMITOMO CHEMICAL COMPANY, LIMITED
- Norihiko Hirata
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Production Method of Polycyclic Lactams
- Publication number 20090118519
- Publication date May 7, 2009
- SUMITOMO CHEMICAL COMPANY, LIMITED
- Norihiko Hirata
- C07 - ORGANIC CHEMISTRY