Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6969719 | Polycyclic guanine phosphodiesterase V inhibitors | Yueqing Hu, Dmitri Pissarnitski, Ruo Xu, Yuguang Wang, Samuel Chackalamannil +2 more | 2005-11-29 |
| 6943171 | Polycyclic guanine derivative phosphodiesterase V inhibitors | John W. Clader, Yueqing Hu, Dmitri Pissarnitski, Andrew Stamford, Ruo Xu | 2005-09-13 |