Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8071765 | Process for the preparation of sildenafil and intermediates thereof | Guanghui Tian, Yi Zhu, Zhen Wang, Jingshan Shen | 2011-12-06 |
| 7960406 | Diketo substituted pyrrolo[2,3-c] pyridines | Tao Wang, Yasutsugu Ueda, Lawrence G. Hamann, Zhongxing Zhang, Zhiwei Yin +6 more | 2011-06-14 |