Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4644538 | Autopilot flight director system | Elden M. Elliott, Dean A. Hartzell | 1987-02-17 |
| 4326253 | Lift control system for aircraft vertical path guidance | Alessandro Sassi | 1982-04-20 |
| 4316252 | Apparatus for determining the position of an aircraft with respect to the runway | — | 1982-02-16 |