Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7037072 | Rotor head for a rotary-wing aircraft | — | 2006-05-02 |
| 6830214 | Rotary-wing aircraft | — | 2004-12-14 |
| 6755374 | Anti-Torque and yaw-control system for a rotary-wing aircraft | — | 2004-06-29 |
| 6416015 | Anti-torque and yaw-control system for a rotary-wing aircraft | — | 2002-07-09 |
| 5661649 | Airborne gravity and magnetic field surveying method | William R. Gumert | 1997-08-26 |
| 4435981 | Airborne gravity surveying | William R. Gumert | 1984-03-13 |