Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5954480 | Vibration isolator for rotorcraft | David N. Schmaling, Frederick J. Miner, Kirk C. Frederickson | 1999-09-21 |
| 5096380 | Composite flexbeam for a bearingless helicopter rotor | Francis E. Byrnes | 1992-03-17 |
| 5083725 | Elastomeric swashplate configuration for helicopters | Francis E. Byrnes, Edward S. Hibyan | 1992-01-28 |
| 4337613 | Wheel assembly for haying machine | Ulrich Wessel | 1982-07-06 |