Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5281337 | Membrane separation process | Kechia J. Chou | 1994-01-25 |
| 5147549 | Membrane separation process | Kechia J. Chou | 1992-09-15 |
| 5143620 | Membrane separation process | Kechia J. Chou | 1992-09-01 |