Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D900305 | Helmet respirator | Samuel T. Kelly | 2020-10-27 |
| D895104 | Visor for helmet respirator | Samuel T. Kelly | 2020-09-01 |
| D877887 | Visor for helmet respirator | Samuel T. Kelly | 2020-03-10 |