Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7695249 | Bearingless rotor blade assembly for a high speed rotary-wing aircraft | Pedro L. Cabrera, David H. Hunter | 2010-04-13 |
| 7252479 | Rotor blade for a high speed rotary-wing aircraft | Ashish Bagai, Robert C. Moffitt, Robert Blackwell | 2007-08-07 |
| 5562416 | Helicopter rotor blade mounting assembly | David N. Schmaling, Frederick J. Knapp, Jr. | 1996-10-08 |
| 5372479 | Flexbeam for a helicopter bearingless main rotor assembly | Francis E. Byrnes, David N. Schmaling | 1994-12-13 |
| 5364230 | Rotor blade subassembly for a rotor assembly having ducted, coaxial counter-rotating rotors | David H. Hunter, Robert D. Beatty | 1994-11-15 |
| 5340279 | Snubber assembly for a rotor assembly having ducted, coaxial counter-rotating rotors | James P. Cycon, David H. Hunter | 1994-08-23 |
| 5281099 | Integrated spline/cone seat subassembly for a rotor assembly having ducted, coaxial counter-rotating rotors | David H. Hunter, Vincent F. Millea | 1994-01-25 |
| 4626171 | Rotor blade construction for circulation control aircraft | Donald R. Carter, Sr., Matthew Sedlak | 1986-12-02 |
| 4596512 | Circulation controlled rotor blade tip vent valve | Donald R. Carter, Sr. | 1986-06-24 |
| 4583704 | Pneumatic system structure for circulation control aircraft | Stephan Roman, Robert J. Beurer | 1986-04-22 |
| 4573871 | X-Wing aircraft circulation control | Leo Kingston | 1986-03-04 |
| 4466774 | Composite flexbeam joint | James P. Cycon, Stephan Roman | 1984-08-21 |
| 4297080 | Rotor blade pitch control linkage | Stephan Roman | 1981-10-27 |
| RE30713 | Cross beam rotor | Donald L. Ferris | 1981-08-18 |