Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11166403 | Steered caster wheel systems | Nathan D. Dockter, Kent L. Thompson, Kent M. Recker | 2021-11-09 |
| 10980183 | Self-propelled vehicles with extendable devices | Kent L. Thompson, Nathan D. Dockter, Kent M. Recker | 2021-04-20 |
| 10953918 | Self-propelled vehicles including a differential system | Nathan D. Dockter, Kent M. Recker, Gary J. Burns, Kent L. Thompson, Scott Rempe +1 more | 2021-03-23 |