Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11846375 | Push-fitting | Stephen A Williams, John S. Piscitelli | 2023-12-19 |
| 10441827 | Hybrid self-rescue equipment | Robert H. Sell, Thomas J. Pitzer, William E. Dedig, Jr. | 2019-10-15 |
| 9952125 | Remote sampling bypass for a gas analyser | Michael V. Caruso | 2018-04-24 |
| 9724484 | Breathing apparatus and method of use | — | 2017-08-08 |
| 9220930 | Amplifier mount for a closed-circuit breathing apparatus mask | Robert H. Sell | 2015-12-29 |
| D728388 | Clear pump adapter | — | 2015-05-05 |