Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11148829 | Arresting cable retraction system | Kirk F. Schneider, Justin S. Agren, Travis L. Chaney, Christopher J. Levesque, Scott A. Smith +2 more | 2021-10-19 |
| 9126216 | Core striping mechanism | Joseph Giannone, Christopher R. Wirz | 2015-09-08 |
| 8961707 | Core un-blocking roller brush | Joseph Giannone, Christopher R. Wirz | 2015-02-24 |
| 8729848 | Fail-passive variable gradient control stick drive system | Darryl S. Stachniak | 2014-05-20 |
| 7063190 | Braking system | Dale A. Sylvan, Anton A. Petrou | 2006-06-20 |
| 6208053 | Adjustable torque hysteresis clutch | — | 2001-03-27 |
| 5808393 | Brush holder for producing a constant brush pressure | Wayne Penfold, David Joel Stapleton | 1998-09-15 |
| 5803404 | Door actuation system having a variable damping device | Anton A. Petrou, Stephen B. Warner, Jerry Dean Hielkema | 1998-09-08 |
| 4660437 | Differential gear box | — | 1987-04-28 |