Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12329994 | Respirator flow control apparatus and method | Garry J. Walker, Andrew Murphy, Desmond T. Curran, Thomas I. Insley, Mark A. J. Fernandes | 2025-06-17 |
| 11130008 | Respirator flow control apparatus and method | Garry J. Walker, Andrew Murphy, Desmond T. Curran, Thomas I. Insley, Mark A. J. Fernandes | 2021-09-28 |
| 10137320 | Respirator flow control apparatus and method | Garry J. Walker, Andrew Murphy, Desmond T. Curran, Thomas I. Insley, Mark A. J. Fernandes | 2018-11-27 |
| D575390 | Exhalation valve filter | Chris W. Scott, Abigail L. Curtis, Lawrie D. Coote | 2008-08-19 |
| D550837 | Frame that supports an exhalation valve filter | Chris W. Scott, Abigail L. Curtis, Lawrie D. Coote | 2007-09-11 |