Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8876160 | Vehicle chassis with anti-camber | Roy Frank Engelbrecht | 2014-11-04 |
| 8511741 | Recreational vehicle having chassis with integral cap | Roy Frank Engelbrecht, Russell Floyd Rugg, Michael Campeau, Michael Paul Boks | 2013-08-20 |
| 6688450 | Mobile conveyor for paving vehicles | Leonard E. Speers, William R. Schwelitz, Robert W. Begley, Ben J. Huisman, Jason Wiese +1 more | 2004-02-10 |