Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D968588 | Powered air purifying respirator main body | Garth Ivory, William C. Hamill, Edward S. M. Williams, Julia Bartnik-Thumm, James A. Te Aika +1 more | 2022-11-01 |
| D966620 | Bump cap | James A. Te Aika, Kurt Ivory | 2022-10-11 |
| D954252 | Powered air purifying respirator | Garth Ivory, William C. Hamill, Edward S. M. Williams, Julia Bartnik-Thumm, James A. Te Aika +1 more | 2022-06-07 |
| 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 |
| D802117 | Respirator helmet | — | 2017-11-07 |
| D795418 | Respirator helmet | — | 2017-08-22 |
| D788991 | Welding visor | Mathew E. Bancroft, Samuel T. Kelly | 2017-06-06 |