Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11910744 | Differential speed stalk rolls | Richard Gramm, Austin Bitting, Robert Schlipf | 2024-02-27 |
| 10874052 | Differential speed stalk rolls | Rich Gramm, Austin Bitting, Robert Schlipf | 2020-12-29 |
| 10358297 | Portable belt conveyor system | Bruce J Berlinger, Jarrod J. Felton | 2019-07-23 |
| 9694985 | Portable belt conveyor system | Bruce J Berlinger, Jarrod J. Felton | 2017-07-04 |
| 9156617 | Portable belt conveyor system | Bruce J Berlinger, Jarrod J. Felton | 2015-10-13 |
| 8833539 | Portable belt conveyor system | Bruce J Berlinger, Jarrod J. Felton | 2014-09-16 |