Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11465971 | Method for preparing mesaconine and related intermediaries thereof | Yuefei Geng, Xixian Jian, Donglin Chen, Funeng Geng | 2022-10-11 |
| 6617335 | Preparation and drug composition of bis-benzyl-isoquinoline class alkaloids | Li Shan Wang, Jinsong Yang, Donglin Chen, Xixian Jian | 2003-09-09 |