Jeong-Seok Chae

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Processes for preparing imidazole derivatives and salts thereof
- Patent number 6,706,888
- Issue date Mar 16, 2004
- Yuhan Corporation
- Jeong-Seok Chae
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrimidine derivatives and processes for the preparation thereof
- Patent number 5,750,531
- Issue date May 12, 1998
- Yuhan Corporation
- Jong Wook Lee
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Quinazoline deriviates for treating peptic ulcer
- Patent number 5,686,458
- Issue date Nov 11, 1997
- Yuhan Corporation
- Jong Wook Lee
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephalosporin derivatives
- Patent number 5,593,984
- Issue date Jan 14, 1997
- Yuhan Corporation
- Jong W. Lee
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,3-dithiol-2-ylidene derivatives and process for the preparation t...
- Patent number 5,158,950
- Issue date Oct 27, 1992
- Yuhan Corporation, Ltd.
- Choong S. Kim
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dithioketene derivatives, pharmaceutical compositions containing th...
- Patent number 5,103,013
- Issue date Apr 7, 1992
- Yuhan Corporation, Ltd.
- Choong S. Kim
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Processes for preparing imidazole derivatives and salts thereof
- Publication number 20030153769
- Publication date Aug 14, 2003
- YUHAN CORPORATION
- Jeong-Seok Chae
- C07 - ORGANIC CHEMISTRY