Issued Patents 2024
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1055002 | Cable guide | Patrick R. McKellips | 2024-12-24 |
| D1053463 | Accessory bracket for headgear | Patrick R. McKellips | 2024-12-03 |
| 12128259 | Respirator negative pressure fit check devices and methods | William A. Mittelstadt, Carl W. Raines, III, David R. Stein, Nathan A. Abel, Michael J. Cowell +6 more | 2024-10-29 |
| D1035593 | Cable guide | Patrick R. McKellips | 2024-07-16 |
| 11865375 | Respirator fit check sealing devices and methods | William A. Mittelstadt, Thomas W. Holmquist-Brown, Adam J. Cernohous, Michael J. Cowell | 2024-01-09 |