Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7457427 | Dual microphone assembly for mask | Joseph Birli | 2008-11-25 |
| 7349551 | Lapel microphone with push to talk switch | Joseph Birli, Lou Monaco, Dave Potts | 2008-03-25 |
| 7302072 | Electronic device mount for mask | — | 2007-11-27 |
| 7221966 | Wireless communication systems for masks or helmets | Joseph Birli, Gary L. Claypoole | 2007-05-22 |
| 7089930 | Wireless heads-up display for a self-contained breathing apparatus | Jonathan Adams, Joseph Birli, Gary L. Claypoole | 2006-08-15 |
| 5566362 | Wireless voice transmission system | Alfred Bauer, Joseph Birli, Jack J. Becker, Jose L. Ramos | 1996-10-15 |