Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10208444 | Snow directing and discharging assembly | James W. Mast, Jorge A. Colmenero, James J. Dimsey, Samuel J. Gerritts | 2019-02-19 |
| 10113281 | Snowthrower impeller assembly with rigid cutting implement | Richard J. Gilpatrick, John Gulke, Christopher M. Fisher | 2018-10-30 |
| 9840818 | Snowthrower impeller assembly with rigid cutting implement | Richard J. Gilpatrick, John Gulke, Christopher M. Fisher | 2017-12-12 |
| 9663909 | Snow directing and discharging assembly | James W. Mast, Jorge A. Colmenero, James J. Dimsey, Samuel J. Gerritts | 2017-05-30 |
| 9309638 | Snowthrower impeller assembly with rigid cutting implement | Richard J. Gilpatrick, John Gulke, Christopher M. Fisher | 2016-04-12 |