Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7851479 | Use of pyrimidinedione derivative for preventing or treating hepatitis C | Ho-Seok Kwon, Jae Woong Lee, Sun-Hwan Lee, Young-Hee Lee, Jeong-Ho Joo +3 more | 2010-12-14 |
| 7230105 | 9-aminoacridine derivatives and process for the preparation thereof | Eui-Hwan Cho, Sun-Hwan Lee, Ho-Seok Kwon, Dong-Wook Kang | 2007-06-12 |
| 6987114 | Antiviral pyrimidinedione derivatives and process for the preparation thereof | Eui-Hwan Cho, Sun-Hwan Lee, Ho-Seok Kwon, Jae-Eung Lee, Jeong-Ho Joo | 2006-01-17 |
| 6683184 | Piperazine derivatives and process for the preparation thereof | Eui-Hwan Cho, Sun-Hwan Lee, Ho-Seok Kwon, Dong-Wook Kang, Jeong-Ho Joo +1 more | 2004-01-27 |
| 6620936 | 9-aminoacridine derivatives and process for the preparation thereof | Eui-Hwan Cho, Sun-Hwan Lee, Ho-Seok Kwon, Dong-Wook Kang, Jeong-Ho Joo | 2003-09-16 |
| 6274732 | Process for the preparation of 1-[(cyclopent-3-en-1-yl)-methyl]-5-ethyl-6-(3,5-dimethylbenzoyl)-2,4-pyrim idinedione | Eui-Hwan Cho, Sun-Hwan Lee, Ho-Seok Kwon, Jae-Eung Lee, Dong-Wook Kang | 2001-08-14 |
| 6136815 | Antiviral 2,4-pyrimidinedione derivatives and process for the preparation thereof | Jong Chan Son, Iii Young Lee, Hyun-Sook Kim, Jin-Chel Kim, Eui-Hwan Cho +4 more | 2000-10-24 |
| 6028195 | Piperazine derivatives and process for the preparation thereof | Eui-Hwan Cho, Sun-Hwan Lee, Ho-Seok Kwon, Jae-Eung Lee, Dong-Wook Kang +2 more | 2000-02-22 |
| 5922727 | Antiviral substituted pyrimidinedione homocarbocyclic nucleoside derivatives and methods for the preparation thereof and compositions containing the same as active ingredients | Eui-Hwan Cho, Joong-Young Kim, Sun-Hwan Lee, Ho-Seok Kwon, Jae-Eung Lee +3 more | 1999-07-13 |
| 5780472 | Piperazine derivatives and methods for the preparation thereof and compositions containing the same | Eui-Hwan Cho, Joong-Ypoung Kim, Sun-Hwan Lee, Ho-Seok Kwon, Byung-Chul Kim +3 more | 1998-07-14 |
| 5747521 | N-cinnamoyl-2-methyl-5-methoxy-3-indoleacetic acid ester, and pharmaceutical preparation containing the same | Eui-Hwan Cho, Kyou Heung Lee, Si Kyung Park | 1998-05-05 |