Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12257525 | Assembly with object in housing and mechanism to open housing | David McDonald, Anne N. Charbonneau, Hamid R. Hashemi | 2025-03-25 |
| 11772002 | Assembly with object in housing and mechanism to open housing | David McDonald, Anne N. Charbonneau, Hamid R. Hashemi | 2023-10-03 |
| 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 |
| 10807011 | Assembly with object in housing and mechanism to open housing | David McDonald, Anne N. Charbonneau, Hamid R. Hashemi | 2020-10-20 |
| 10421026 | Assembly with toy character in housing | Hamid R. Hashemi, Anne N. Charbonneau | 2019-09-24 |
| 10238981 | Assembly with object in housing and mechanism to open housing | David McDonald, Anne N. Charbonneau, Hamid R. Hashemi | 2019-03-26 |
| 9950267 | Assembly with object in housing and mechanism to open housing | David McDonald, Anne N. Charbonneau, Hamid R. Hashemi | 2018-04-24 |
| 9814995 | Assembly with object in housing and mechanism to open housing | David McDonald, Anne N. Charbonneau, Hamid R. Hashemi | 2017-11-14 |
| 9757659 | Assembly with toy character in housing | Hamid R. Hashemi, Anne N. Charbonneau | 2017-09-12 |
| 9643096 | Assembly with object in housing and mechanism to open housing | David McDonald, Anne N. Charbonneau, Hamid R. Hashemi | 2017-05-09 |