Hiroshi Kuroda

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Kashima-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for production of pyrazole-fused ring derivatives
- Patent number 7,858,809
- Issue date Dec 28, 2010
- Eisai R&D Management Co., Ltd.
- Shigeto Negi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methods for producing cyclic benzamidine derivatives
- Patent number 7,375,236
- Issue date May 20, 2008
- Eisai Co., Ltd.
- Naoyuki Shimomura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing methylcobalamin
- Patent number 7,220,855
- Issue date May 22, 2007
- Eisai Co., Ltd.
- Yoshihiko Hisatake
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for production of methylcobalamin
- Patent number 6,657,057
- Issue date Dec 2, 2003
- Eisai Co., Ltd.
- Yoshihiko Hisatake
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for production of pyrazole-fused ring derivatives
- Publication number 20070191613
- Publication date Aug 16, 2007
- Shigeto Negi
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Methods for producing cyclic benzamidine derivatives
- Publication number 20060058370
- Publication date Mar 16, 2006
- Eisai Co., Ltd.
- Naoyuki Shimomura
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for producing methylcobalamin
- Publication number 20040132687
- Publication date Jul 8, 2004
- Yoshihiko Hisatake
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for production of methylcobalamin
- Publication number 20020183511
- Publication date Dec 5, 2002
- Yoshihiko Hisatake
- C07 - ORGANIC CHEMISTRY