Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10173082 | Combined exhale and inlet valve for respirator | Barry Lewin | 2019-01-08 |
| 10137319 | Carrying system for breathing apparatus | Robert Carr, Barry Lewin, Tony Pickett | 2018-11-27 |
| D701348 | Protective helmet | Christopher Ellerby | 2014-03-18 |
| D632021 | Harness for carrying breathing apparatus | Robert Carr, Barry Lewin, Tony Pickett | 2011-02-01 |