Toyokazu Haga

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Kashima-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Salts of benzimidazole derivative with amines and process for manuf...
- Patent number 8,053,580
- Issue date Nov 8, 2011
- Eisal R&D Management Co., Ltd.
- Hiroyuki Yokoi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Salts of benzimidazole derivative with amines and process for manuf...
- Patent number 7,829,718
- Issue date Nov 9, 2010
- Eisai R&D Management Co., Ltd.
- Hiroyuki Yokoi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Condensed imidazole compounds and a therapeutic agent for diabetes...
- Patent number 6,841,549
- Issue date Jan 11, 2005
- Eisai Co., Ltd.
- Osamu Asano
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing stereoisomer of pyrrolidine derivative
- Patent number 6,620,945
- Issue date Sep 16, 2003
- Eisai Co., Ltd.
- Toyokazu Haga
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
SALTS OF BENZIMIDAZOLE DERIVATIVE WITH AMINES AND PROCESS FOR MANUF...
- Publication number 20090264659
- Publication date Oct 22, 2009
- Hiroyuki YOKOI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
SALTS OF BENZIMIDAZOLE DERIVATIVE WITH AMINES AND PROCESS FOR MANUF...
- Publication number 20090264658
- Publication date Oct 22, 2009
- Hiroyuki YOKOI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PRODUCTION OF LIPID A ANALOGUE
- Publication number 20090149647
- Publication date Jun 11, 2009
- Eisai R&D Management Co., Ltd.
- Katsuya Tagami
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Salts Of Benzimidazole Derivative With Amines And Process For Manuf...
- Publication number 20080090877
- Publication date Apr 17, 2008
- Hiroyuki Yokoi
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Pyrrolidine derivative and process for producing the same
- Publication number 20040073045
- Publication date Apr 15, 2004
- Manabu Sasyou
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for producing stereoisomer of pyrrolidine derivative
- Publication number 20030004208
- Publication date Jan 2, 2003
- Toyokazu Haga
- C07 - ORGANIC CHEMISTRY