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, Zheng Liu, Jingshan Shen | 2011-12-06 |
| 8067040 | Cinnamomi and poria composition and uses thereof | Wei Xiao, Xiang Ling Dai, Ya Ling, Yu An Bi, Zheng Wang | 2011-11-29 |