Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6856276 | Multi-station HF FMCW radar frequency sharing with GPS time modulation multiplexing | Donald E. Barrick, Calvin C. Teague | 2005-02-15 |
| 6844849 | Circular superdirective receive antenna arrays | Donald E. Barrick | 2005-01-18 |