Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6172227 | 4,5-diaminopyrimidine derivatives and a method for the preparation thereof | Myung Xik Xiang, 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, Myung Xik Xiang, Kwang Hyuk Lee, Youn Ha Lee, Young Gi Kim | 2000-08-15 |