Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9605626 | Siloxane filtration system and method | Thomas M. Harris, Galen C. Thomas | 2017-03-28 |
| 7702450 | Automatic idle adjustment and shutdown of vehicle | Kevin Lee Pfohl, Kevin W. Campbell | 2010-04-20 |
| 7254947 | Vehicle cooling system | Ronnie Franklin Burk, James A. Miller, Alan D. Sheidler | 2007-08-14 |
| 5026335 | Downshifting work vehicle using differential lock switch | Clarence G. Bourgeous, Haruyuki Morita, Masayoshi Miyaji | 1991-06-25 |