Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4509406 | Pressure reducing valve for dead engine lowering | — | 1985-04-09 |
| 4469007 | Single lever control with automatic valve latching | — | 1984-09-04 |
| 4392415 | Control for dead engine lower | — | 1983-07-12 |
| 4362089 | Valve system | Robert W. Earley | 1982-12-07 |
| 4341243 | Pressure reducing valve with floating stem for make-up vent | — | 1982-07-27 |