Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1004767 | Filtration mask | — | 2023-11-14 |
| D952130 | Mask insert | — | 2022-05-17 |
| 10322312 | Resistance and filtration breathing device | — | 2019-06-18 |
| D820974 | Resistance breathing device | — | 2018-06-19 |
| D811581 | Resistance breathing device | — | 2018-02-27 |
| 9878204 | Resistance breathing device | — | 2018-01-30 |
| 9802079 | Resistance breathing device | — | 2017-10-31 |
| 9707444 | Resistance breathing device | — | 2017-07-18 |
| 9643048 | Resistance breathing device | — | 2017-05-09 |
| 9579540 | Resistance breathing device | — | 2017-02-28 |
| D767754 | Resistance and filtration breathing device | — | 2016-09-27 |
| D765237 | Resistance breathing device | — | 2016-08-30 |
| D738145 | Guitar stand | Dan Tunis Danford | 2015-09-08 |
| 9067086 | High performance ventilatory training mask incorporating multiple and adjustable air admittance valves for replicating various encountered altitude resistances | — | 2015-06-30 |
| 8590533 | Adjustable inhalation resistence exercise device | — | 2013-11-26 |