Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11247918 | Multi-media clarification systems and methods | Jonathan Bay Farrell, Brian Lee Primrose, Darrell Wayne Christianson | 2022-02-15 |
| 10913667 | Multi-media clarification systems and methods | Jonathan Bay Farrell, Brian Lee Primrose, Darrell Wayne Christianson | 2021-02-09 |
| 7913445 | Adjustable buoyancy fishing bobber system | — | 2011-03-29 |
| 7192521 | Filter having a media retaining plate | — | 2007-03-20 |
| 7014783 | Flow splitting weir | — | 2006-03-21 |
| 6991726 | Filter having a media retaining plate | — | 2006-01-31 |
| 6849180 | Flow splitting weir | — | 2005-02-01 |