Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8002982 | Deflector for a water/wastewater filtration tank | Timothy D. Wallis, Donald L. Tate | 2011-08-23 |
| 6615469 | Method for retrofitting an underdrain | — | 2003-09-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8002982 | Deflector for a water/wastewater filtration tank | Timothy D. Wallis, Donald L. Tate | 2011-08-23 |
| 6615469 | Method for retrofitting an underdrain | — | 2003-09-09 |