Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D892250 | Ankle and pull buoy for swim training | John Mix, Trenton Joel Tollakson, David F. Beittel | 2020-08-04 |
| D739909 | Ankle and pull buoy for swim training | John Mix, Luane Rowe, Trenton Joel Tollakson | 2015-09-29 |