Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10266295 | Blister pack opener device and method | — | 2019-04-23 |
| 10073470 | High speed, broad range electro pneumatic flow control valve | — | 2018-09-11 |
| 10054243 | Dual spring flow control valve | — | 2018-08-21 |
| 9989165 | Dual mode flow control valve | — | 2018-06-05 |
| 9977437 | Pilot operated parallel valve | — | 2018-05-22 |
| 7748683 | Electrically controlled proportional valve | — | 2010-07-06 |
| 6220569 | Electrically controlled proportional valve | — | 2001-04-24 |
| 5671767 | Gas mixing apparatus for respirator | — | 1997-09-30 |
| 5544674 | Gas mixing apparatus for respirator | — | 1996-08-13 |