Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10744352 | Half facepiece | Carl Estcourt Tucker, John Slemmen, Gareth Dyfan Evans, Garath Tudor Roberts, Chris Ward +5 more | 2020-08-18 |
| 10576407 | Method and apparatus for integrating chemical and environmental sensors into an air purification filter through a reusable sensor post | Frank Ding, Amy Elizabeth Quiring | 2020-03-03 |
| 10556136 | Half facepiece | Antti SEPPÄLÄ, Robert Charles Sutton, Amy Elizabeth Quiring | 2020-02-11 |
| 10537755 | Heat deformable material for face seal | Ethan David Voss, Alyssa Whitney Sabolis | 2020-01-21 |