Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10945385 | Stump cutter tooth | Clint Weinberg | 2021-03-16 |
| 10231389 | Stump cutter | Christopher A. Pfoltner, Brent A. Bartels, Mark A. Rieckhoff | 2019-03-19 |
| 9585313 | Indexable stump cutter tooth | Thomas R. Lyng, Cary D. Ritchey, Don C. Rowlett | 2017-03-07 |
| 9248453 | Cutting tooth for a rotary cutter | Christopher A. Pfoltner | 2016-02-02 |
| 8783308 | Stump cutter | Christopher A. Pfoltner, Brent A. Bartels, Mark A. Rieckhoff | 2014-07-22 |
| 8522843 | Indexable stump cutter tooth | Thomas R. Lyng, Cary D. Ritchey, Don C. Rowlett | 2013-09-03 |
| 8020591 | Indexable stump cutter tooth | Thomas R. Lyng, Cary D. Ritchey, Don C. Rowlett | 2011-09-20 |
| 6014996 | Control system for stump cutters | Philip Egging, Brent A. Bartels | 2000-01-18 |
| 5845689 | Feed rate control system for stump cutters | Philip Egging, Brent A. Bartels | 1998-12-08 |
| 5657803 | Stump cutter | Philip Egging, Harlan E. Thompson | 1997-08-19 |
| 4632262 | Crane undecking arrangement | David William Olsen, Leroy L. Wittman, Marvin E. Evenson | 1986-12-30 |