Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10518194 | Contactor and separation apparatus and process of using same | Tiejun Zhang | 2019-12-31 |
| 10300407 | Contactor and separation apparatus and process of using same | Tiejun Zhang | 2019-05-28 |