Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9435383 | Universal joint with cooling system | Dale H. Parrett, Adam Downey, Michael Duane Amburgey | 2016-09-06 |
| 7556214 | Cutting assembly | Dale H. Parrett, Adam Downey | 2009-07-07 |
| 7178749 | Pump with cutting assembly | Dale H. Parrett, Adam Downey | 2007-02-20 |