Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6724277 | Radio frequency antenna feed structures having a coaxial waveguide and asymmetric septum | Fernando Beltran, John J. Hanlin | 2004-04-20 |
| 6720933 | Dual band satellite communications antenna feed | John J. Hanlin, Yueh-Chi Chang | 2004-04-13 |