Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4988189 | Passive ranging system especially for use with an electro-optical imaging system | Thomas Willett, Glenn E. Tisdale | 1991-01-29 |
| 4713533 | Concentric detector array and associated hybrid signal processing for coarse and fine electro-optical tracking | James C. Bremer, Fred S. Hurt, John G. Romanski, Ronald G. Kraus | 1987-12-15 |