Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11533840 | Self-propel accessory | Tomasz Piotrowski, Michael Fuina | 2022-12-27 |
| 11400386 | Assembly with object in housing and mechanism to open housing | David McDonald, Anne N. Charbonneau, Hamid R. Hashemi | 2022-08-02 |
| 11313090 | Auxiliary snow moving members and snow removal machines having at least one auxiliary snow moving member | Tomasz Piotrowski, Michael Fuina, Sean Zylstra, Timothy James Sommerfeld, Michael Daniel Vermeer +2 more | 2022-04-26 |
| 11229853 | Assembly with object in housing and mechanism to open housing | David McDonald, Anne N. Charbonneau, Hamid R. Hashemi | 2022-01-25 |