Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10737776 | Apparatus and method for roll moment equalization at high advance ratios for rotary wing aircraft | — | 2020-08-11 |
| 9902492 | Apparatus and method for roll moment equalization at high advance ratios for rotary wing aircraft | — | 2018-02-27 |
| 9278754 | Low speed autogyro yaw control apparatus and method | — | 2016-03-08 |
| 9205919 | Apparatus and method for roll moment equalization at high advance ratios for rotary wing aircraft | — | 2015-12-08 |
| 8998127 | Pre-landing, rotor-spin-up apparatus and method | — | 2015-04-07 |
| 8939394 | Anemometer drive apparatus and method | — | 2015-01-27 |
| 8752786 | Low speed autogyro yaw control apparatus and method | — | 2014-06-17 |
| 8668162 | Apparatus and method for roll moment equalization at high advance ratios for rotary wing aircraft | — | 2014-03-11 |
| 8588996 | Aircraft occupant protection system | Andrew T. Hill, Michael R. Smith, Charles Eric Covington, Nicholas D. Lappos | 2013-11-19 |
| 4349316 | Twist control for helicopter tail rotor pitch change | Charles W. Hughes, Keith W. Harvey | 1982-09-14 |
| 4257739 | Soft inplane helicopter rotor | Cecil E. Covington, David Snyder, Wesley L. Cresap | 1981-03-24 |