Kohei Kikkawa

Person

Kawaguchi-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Pyrazine derivatives
- Patent number 7,273,868
- Issue date Sep 25, 2007
- Tanabe Seiyaku Co., Ltd.
- Koichiro Yamada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrimidine compounds
- Patent number 7,220,736
- Issue date May 22, 2007
- Tanabe Seiyaku Co., Ltd.
- Koichiro Yamada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridopyrimidine or naphthyridine derivative
- Patent number 7,078,522
- Issue date Jul 18, 2006
- Tanabe Seiyaku Co., Ltd.
- Koichiro Yamada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aromatic nitrogen-containing 6-membered cyclic compounds
- Patent number 6,797,709
- Issue date Sep 28, 2004
- Tanabe Seiyaku Co., Ltd.
- Koichiro Yamada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aromatic nitrogen-containing 6-membered cyclic compounds
- Patent number 6,656,935
- Issue date Dec 2, 2003
- Tanabe Seiyaku Co., Ltd.
- Koichiro Yamada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfonamide derivative and process for preparing the same
- Patent number 5,739,333
- Issue date Apr 14, 1998
- Tanabe Seiyaku Co., Ltd.
- Koichiro Yamada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Benzenesulfonamide derivative and process for preparing thereof
- Patent number 5,728,706
- Issue date Mar 17, 1998
- Tanabe Seiyaku Co., Ltd.
- Koichiro Yamada
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Benzenesulfonamide derivative and process for preparing thereof
- Patent number 5,589,478
- Issue date Dec 31, 1996
- Tanabe Seiyaku Co., Ltd.
- Koichiro Yamada
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Cyclic compounds
- Publication number 20080027037
- Publication date Jan 31, 2008
- Tanabe Seiyaku Co., Ltd.
- Koichiro Yamada
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Pyridopyrimidine or naphthyridine derivative
- Publication number 20050101615
- Publication date May 12, 2005
- Koichiro Yamada
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Cyclic compounds
- Publication number 20040142930
- Publication date Jul 22, 2004
- Koichiro Yamada
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Aromatic nitrogen-containig 6-membered cyclic compounds
- Publication number 20030229095
- Publication date Dec 11, 2003
- Tanabe Seiyaku Co., Ltd.
- Koichiro Yamada
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Cyclic compounds
- Publication number 20030229089
- Publication date Dec 11, 2003
- Koichiro Yamada
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Aromatic nitrogen-containing 6-membered cyclic compounds
- Publication number 20030032647
- Publication date Feb 13, 2003
- Koichiro Yamada
- C07 - ORGANIC CHEMISTRY

Kohei Kikkawa

Person

Patents Grantslast 30 patents

Pyrazine derivatives

Pyrimidine compounds

Pyridopyrimidine or naphthyridine derivative

Aromatic nitrogen-containing 6-membered cyclic compounds

Aromatic nitrogen-containing 6-membered cyclic compounds

Sulfonamide derivative and process for preparing the same

Benzenesulfonamide derivative and process for preparing thereof

Benzenesulfonamide derivative and process for preparing thereof

Patents Applicationslast 30 patents

Cyclic compounds

Pyridopyrimidine or naphthyridine derivative

Cyclic compounds

Aromatic nitrogen-containig 6-membered cyclic compounds

Cyclic compounds

Aromatic nitrogen-containing 6-membered cyclic compounds