Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4883243 | Ejection seat having receding headrest for spinal alignment during ejection | — | 1989-11-28 |
| 4826247 | System for assisting a fighter pilot in checking the six-o'clock position | Michael B. McGrady, James M. Huber, Stephen F. Sielaff, Jerry T. Shearer | 1989-05-02 |