Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11130693 | Combination biological contactor and self-backwashing filter systems | Thomas Martin Dumbaugh, Eric Allen Lawrence, Rand S Faaborg, Darrell Wayne Christianson, Brian Lee Primrose | 2021-09-28 |