Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654353 | Biodegradable composition, a process for preparing the same and the use thereof | Yunzheng Li, Haojun Zhu, Anhua Li | 1997-08-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654353 | Biodegradable composition, a process for preparing the same and the use thereof | Yunzheng Li, Haojun Zhu, Anhua Li | 1997-08-05 |