Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5228998 | Floating biological contactor | John W. Pickering, Robert M. Wansea | 1993-07-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5228998 | Floating biological contactor | John W. Pickering, Robert M. Wansea | 1993-07-20 |