Issued Patents 2022
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11534632 | Fit-test method for respirator with sensing system | Andrew S. Viner, Richard C. Webb, Nicholas G. Amell, Jessica L. T. Hauge, David R. Stein +5 more | 2022-12-27 |
| 11517775 | Respirator headband | — | 2022-12-06 |
| 11445771 | Respirator valve | Reyad A. Abdulqader, James J. May, Mark A. J. Fernandes, Daniel Paul Jenkins, Stuart James King +3 more | 2022-09-20 |
| 11413481 | Respirator tab | Reyad A. Abdulqader, Ciaran G. McMenamin, Audra A. Wilson, John M. Facer | 2022-08-16 |
| 11247079 | Personal respiratory protection device | Garry J. Walker | 2022-02-15 |
| 11213080 | Shape retaining flat-fold respirator | — | 2022-01-04 |