Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689268 | Radar detection and classification of helicopters | Nai K. Shi | 1997-11-18 |
| 5483241 | Precision location of aircraft using ranging | Douglas K. Waineo, Daniel E. Castleberry | 1996-01-09 |