Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11186894 | Preparation of rare earth metals and other chemicals from industrial waste coal ash | Hoon Choi, David Harvey | 2021-11-30 |
| 10894870 | Method of converting plastic waste into useful stock | Wan-Ting Chen, Kai Jin | 2021-01-19 |