Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 11154735 | Personal respiratory protection device | — | 2021-10-26 | $49,227,000 |
| 11130008 | Respirator flow control apparatus and method | Andrew Murphy, Desmond T. Curran, Derek A. Parkin, Thomas I. Insley, Mark A. J. Fernandes | 2021-09-28 | $51,291,000 |