Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12129524 | Chrome-free tanning process of ecological leather | Yanan Wang, Yue Yu, Bi Shi, Jianfei ZHOU, Wenhua Zhang | 2024-10-29 |
| 11834724 | Light-colored polycarboxylated polysaccharide tanning agent, and preparation method and use thereof | Yue Yu, Yanan Wang, Bi Shi, Xueru Guo, Jianfei ZHOU +2 more | 2023-12-05 |