Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9920057 | Substituted pyrazino[1′,2′:1 ,6]pyrido[3,4-b]indoles as phosphodiesterase type 5 inhibitors | Zhongzhu Chen, Zhigang Xu | 2018-03-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9920057 | Substituted pyrazino[1′,2′:1 ,6]pyrido[3,4-b]indoles as phosphodiesterase type 5 inhibitors | Zhongzhu Chen, Zhigang Xu | 2018-03-20 |