Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5319968 | Apparatus for determining 3-axis space craft attitude | James A. Billing-Ross, Douglas B. Pledger | 1994-06-14 |
| 5299063 | Cross projection visor helmet mounted display | Bernard S. Fritz | 1994-03-29 |