Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6726935 | Pharmaceutical composition for preventing and treating erectile impotence using purified sumsoo extract | Joon Whan Ji, Jae Ku Kang, Young-Hoon Kim, Sung Hak Jung, Hee Jae CHO | 2004-04-27 |
| 6610715 | Cathecol hydrazone derivatives, process for preparing the same and pharmaceutical composition containing the same | Yong Sik Youn, Myung Xik Xiang, Byoung Chol Suh, Jong Hoon Kim, Eui Kyung Kim +2 more | 2003-08-26 |
| 6576775 | Process for producing simvastatin | Jin-Wan Kim, Kwang Do Choi, Hun Jai Bae | 2003-06-10 |
| 6172227 | 4,5-diaminopyrimidine derivatives and a method for the preparation thereof | Myung Xik Xiang, Byoung Chool Suh, Chung Keun Rhee, Youn Ha Lee, Young Gi Kim | 2001-01-09 |
| 6103729 | Cathecol derivatives and a method for the preparation thereof and a pharmaceutical composition containing the same | Chung Keun Rhee, Myung Xik Xiang, Byoung Chool Suh, Youn Ha Lee, Young Gi Kim | 2000-08-15 |
| 5929083 | Oxazolidinone derivatives and a method for the preparation thereof and an antibacterial composition containing the same | Yeo-Hong Yoon, Hak-Sung Kim, Kwang Ho Lee, Jin-A Kang, Youn Ha Lee | 1999-07-27 |
| 5700932 | Process for preparing cephem derivative | Seung Sub Choi, Myeong Sik Yoon | 1997-12-23 |
| 5317099 | Process for the preparation of cephem derivatives | Dong Hyun Ko, Young Ju Kim, Myung Xik Xiang, Myeong Sik Yoon | 1994-05-31 |