Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5623269 | Mobile communication satellite payload | Edward Hirshfield | 1997-04-22 |
| 5548292 | Mobile communication satellite payload | Edward Hirshfield | 1996-08-20 |
| 5513383 | Mobile communication terminal having extendable antenna | — | 1996-04-30 |
| 5422647 | Mobile communication satellite payload | Edward Hirshfield | 1995-06-06 |
| 5241321 | Dual frequency circularly polarized microwave antenna | — | 1993-08-31 |
| 5030961 | Microstrip antenna with bent feed board | — | 1991-07-09 |
| 4903033 | Planar dual polarization antenna | Yeongming Hwang, Francis J. Kilburg, Fred J. Dietrich | 1990-02-20 |
| 4847625 | Wideband, aperture-coupled microstrip antenna | Fred J. Dietrich, Yeongming Hwang, Francis J. Kilburg | 1989-07-11 |
| 4843400 | Aperture coupled circular polarization antenna | Thomas E. Roberts | 1989-06-27 |