Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9869403 | Valve having pressure-relieving vent passage | Kevin Arthur Roberg, Christopher McAuliffe, Donald E. Army | 2018-01-16 |
| 9366342 | Poppet valve with linear area gain | — | 2016-06-14 |
| 9279504 | Piston valve with built in filtration | Christopher McAuliffe, Donald E. Army, Kevin Arthur Roberg | 2016-03-08 |
| 8439070 | Piston valve with built in filtration | Christopher McAuliffe, Donald E. Army, Kevin Arthur Roberg | 2013-05-14 |
| 8356617 | Poppet valve with dual flow area gain | — | 2013-01-22 |