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, Keith S. Duffy, Mark E. Gast, Neal V. Huynh +2 more | 1999-02-09 |
| 5797564 | System for backdrive of flight deck controls during autopilot operation | Daniel H. Cartmell, David B. Borgens, Keith S. Duffy, Mark E. Gast, Neal V. Huynh +2 more | 1998-08-25 |
| 5493497 | Multiaxis redundant fly-by-wire primary flight control system | — | 1996-02-20 |
| 4398242 | Electronic controller | — | 1983-08-09 |
| 4363098 | Electric command spoiler system | Thomas D. MacFie, Odd Justad | 1982-12-07 |