Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690929 | Use of methioninase and chemotherapy agents in chemotherapy | Yuying Tan, Qinghong Han, Mingxu Xu, Huiyan Guo | 1997-11-25 |
| 5641508 | Method for delivering melanin to hair follicles | Lingna Li | 1997-06-24 |