Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12186598 | Respirator tab | Christopher P. Henderson, Ciaran G. McMenamin, Audra A. Wilson, John M. Facer | 2025-01-07 |
| 12138491 | Powered exhaust apparatus for a personal protection respiratory device | Desmon T. Curran, John A. Duff, Benjamin H. Cooper, Jason A. Graves | 2024-11-12 |
| 11445771 | Respirator valve | Christopher P. Henderson, James J. May, Mark A. J. Fernandes, Daniel Paul Jenkins, Stuart James King +3 more | 2022-09-20 |
| 11413481 | Respirator tab | Christopher P. Henderson, Ciaran G. McMenamin, Audra A. Wilson, John M. Facer | 2022-08-16 |
| 10863784 | Flat-fold respirator | James J. May, Mark A. J. Fernandes, Daniel Paul Jenkins | 2020-12-15 |
| D837970 | Mask | Christopher P. Henderson, Ciaran G. McMenamin | 2019-01-08 |