Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10625797 | Snow thrower track drive | William D. Maile, Craig Key, Brett Bogenschutz, Travis Schisel | 2020-04-21 |
| 10220895 | Snow thrower track drive | William D. Maile, Craig Key, Brett Bogenschutz, Travis Schisel | 2019-03-05 |
| 7347013 | Chute rotation and locking mechanism for snow thrower | Perry Prochnow, Thomas R. Banse | 2008-03-25 |
| 7194827 | Snow thrower discharge chute | Tim L. Mercer, John Adrian | 2007-03-27 |
| 6745548 | Split wireform bail | Thomas E. Phillip, Paul F. Koltz, Perry Prochnow, John Adrian | 2004-06-08 |
| 6502335 | Friction drive cable shifter | Perry Prochnow, John Adrian | 2003-01-07 |