Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10914048 | Height adjustable meter/device pit | — | 2021-02-09 |
| 9803656 | Control apparatus for a water powered sump pump | Tom W. Hast | 2017-10-31 |
| 8920131 | Pump control and method | — | 2014-12-30 |
| 6189807 | Valve controlled spraying system | Fred A. Miller | 2001-02-20 |
| 6036107 | Control valve arrangement for spraying systems | Gary Paulsen, Eric Petersen | 2000-03-14 |