Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5242758 | Gear | Geoffrey R. Armstrong, Bernard A. Rickinson | 1993-09-07 |
| 4520660 | Engine testing apparatus and methods | — | 1985-06-04 |
| 4444049 | Engine testing apparatus and methods | — | 1984-04-24 |