Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D473937 | Respirator | Keith Fecteau, Kevin M. Krauss, Alan R. Levin, Ryan John Sullivan | 2003-04-29 |
| 6536435 | Respirator headpiece and release mechanism | Keith Fecteau, Kevin M. Krauss, Alan R. Levin, Ryan John Sullivan | 2003-03-25 |