Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11919976 | Preparation and purification method for cationic quaternary ammonium salt of sodium hyaluronate in homogeneous medium | Lei Liu, Chuanli KANG, Shuiqiang YU, Deqiang Zheng, Qing Li +6 more | 2024-03-05 |