Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5780472 | Piperazine derivatives and methods for the preparation thereof and compositions containing the same | Eui-Hwan Cho, Sun-Gan Chung, Joong-Ypoung Kim, Sun-Hwan Lee, Ho-Seok Kwon +3 more | 1998-07-14 |