Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6610715 | Cathecol hydrazone derivatives, process for preparing the same and pharmaceutical composition containing the same | Yong Sik Youn, Byoung Chol Suh, Jong Hoon Kim, Kwang Hyuk Lee, Eui Kyung Kim +2 more | 2003-08-26 |
| 6172227 | 4,5-diaminopyrimidine derivatives and a method for the preparation thereof | Byoung Chool Suh, Chung Keun Rhee, Kwang Hyuk Lee, 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, Byoung Chool Suh, Kwang Hyuk Lee, Youn Ha Lee, Young Gi Kim | 2000-08-15 |
| 5317099 | Process for the preparation of cephem derivatives | Kwang Hyuk Lee, Dong Hyun Ko, Young Ju Kim, Myeong Sik Yoon | 1994-05-31 |