Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650943 | Apparatus and method for testing for valve leaks by differential signature method | Joseph G. Dimmick | 1997-07-22 |
| 4571994 | Acoustical testing of hydraulic actuators | Joseph W. Dickey | 1986-02-25 |
| 4327576 | Acoustic leak detector | Joseph W. Dickey, Paul M. Moore | 1982-05-04 |