Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11161063 | Underdrain system using one-piece cell dividers | Emily Gilbert, Andy Thruston | 2021-11-02 |
| 7090771 | Filtration system underdrain | John Dyson, Jack H. Jessop, Harold W. Johnson, Louis U. Brittingham, Jr. | 2006-08-15 |