Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6695583 | Snubber-vibration damper system for a bearingless main rotor | Robert Milne | 2004-02-24 |
| 6318527 | Inertial vibration isolator spring for helicopter | Francis E. Byrnes | 2001-11-20 |
| 5954480 | Vibration isolator for rotorcraft | Frederick J. Miner, Albert T. Krauss, Kirk C. Frederickson | 1999-09-21 |
| 5901616 | Inertial mass for vibration isolators | Frederick J. Miner, Kenneth J. Buckman | 1999-05-11 |
| 5738494 | Optimized composite flexbeam for helicopter rotors | — | 1998-04-14 |
| 5690474 | Optimized composite flexbeam for helicopter tail rotors | Francis E. Byrnes, Francis D. Federici | 1997-11-25 |
| 5562416 | Helicopter rotor blade mounting assembly | Frederick J. Knapp, Jr., Timothy A. Krauss | 1996-10-08 |
| 5499903 | Snubber bearing mounting assembly for bearingless rotors | Frederick J. Miner, Francis E. Byrnes | 1996-03-19 |
| 5460487 | Pitch adjustment assembly for bearingless main rotors | Francis E. Byrnes | 1995-10-24 |
| 5431538 | Hybrid composite flexbeam for a helicopter bearingless main rotor assembly | Francis E. Byrnes | 1995-07-11 |
| 5372479 | Flexbeam for a helicopter bearingless main rotor assembly | Francis E. Byrnes, Timothy A. Krauss | 1994-12-13 |
| 5286167 | Spar-to-hub joint for a flexbeam helicopter rotor | Francis E. Byrnes | 1994-02-15 |
| 5120195 | Clevis joint capable of accommodating substantial pivotal motion between its joined members and loading along its axis | Francis E. Byrnes | 1992-06-09 |
| 5035576 | Propeller blade pin attachment | Francis E. Byrnes | 1991-07-30 |
| 4930983 | Hybrid helicopter rotor hub retention plate | Francis E. Byrnes | 1990-06-05 |
| 4793727 | Two-step composite joint | — | 1988-12-27 |
| 4621980 | Fiber reinforced composite spar for a rotary wing aircraft | Richard T. Reavely | 1986-11-11 |