Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D935835 | Cocktail shaker | Douglas A. Marsden, Ryan Donovan, Michael T. McDuffee | 2021-11-16 |
| 11019957 | Coldwave appliance | David Dussault, Douglas A. Marsden, Ryan Donovan | 2021-06-01 |
| D906690 | Computer cleaning brush | Michael T. McDuffee, Ryan Donovan, Brian R. Poirier, Jonathan Mark Liston | 2021-01-05 |