Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6346920 | Broadband fan cone direction finding antenna and array | Sandy W. Hsi | 2002-02-12 |
| 6198454 | Broadband fan cone direction finding antenna and array | Sandy W. Hsi | 2001-03-06 |
| 5990845 | Broadband fan cone direction finding antenna and array | Sandy W. Hsi | 1999-11-23 |