Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D945172 | Coat rack | — | 2022-03-08 |
| 7744149 | Cab suspension linkage system | Casey Steffensen, Wayne Ward | 2010-06-29 |
| 7168827 | Side emitter beacon | Paul L. Stein, David M. Dietrich, Sarmad Hannosh, Richard Landry Gray | 2007-01-30 |