Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10231389 | Stump cutter | Gary W. Kappel, Christopher A. Pfoltner, Brent A. Bartels | 2019-03-19 |
| 8783308 | Stump cutter | Gary W. Kappel, Christopher A. Pfoltner, Brent A. Bartels | 2014-07-22 |