Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11549218 | Device for deacidifying, reinforcing and strengthening ancient books | Jianhua Chen, Haibin Wang, Qian Gan, Jiahe Li, Da Wei Gao +1 more | 2023-01-10 |
| 11486096 | Method for strengthening and reinforcing ancient books | Jianhua Chen, Haibin Wang, Qian Gan, Jiahe Li, Da Wei Gao +1 more | 2022-11-01 |