Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D739007 | Powered air purifying respirator unit control panel | Bengt Kallman, Andrew Murphy | 2015-09-15 |
| D739008 | Powered air purifying respirator unit cover | Desmond T. Curran, Andrew Murphy | 2015-09-15 |