Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5868359 | Autopilot automatic disconnect system for fly-by-wire aircraft | Daniel H. Cartmell, David B. Borgens, Henning Buus, Keith S. Duffy, Neal V. Huynh +2 more | 1999-02-09 |
| 5836546 | Autopilot/flight director underspeed protection system | — | 1998-11-17 |
| 5833177 | Autopilot/flight director overspeed protection system | — | 1998-11-10 |
| 5803408 | Autopilot/flight director stall protection system | — | 1998-09-08 |
| 5797564 | System for backdrive of flight deck controls during autopilot operation | Daniel H. Cartmell, David B. Borgens, Henning Buus, Keith S. Duffy, Neal V. Huynh +2 more | 1998-08-25 |
| 5746392 | Autopilot/flight director underspeed protection system | — | 1998-05-05 |