Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5452988 | Blade pitch change mechanism | Keith E. Short | 1995-09-26 |
| 5307630 | System pressure compensated variable displacement hydraulic motor | John D. Tysver, Wesley A. Burandt | 1994-05-03 |
| 4890979 | No-back apparatus for propeller pitch control | John E. Ames, Allyn M. Aldrich | 1990-01-02 |