Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D638929 | Respirator head harness | Nathan A. Abel, James R. Betz, Sean M. Burke, Michael Lynch, Andrew S. Viner | 2011-05-31 |
| D630726 | Exhale valve cover | Nathan A. Abel, James R. Betz, Sean M. Burke, Michael Lynch, Andrew S. Viner | 2011-01-11 |