Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D795416 | Respirator mask | David M. Blomberg, Michael J. Cowell | 2017-08-22 |
| D778430 | Filter cartridge | David M. Blomberg, Gary E. Dwyer, Pierre Legare, Serge Dubeau, Mark W. Schulz +1 more | 2017-02-07 |