Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6816668 | Phase shifter having differently shaped interactive elements and an antenna system formed therefrom | Charlie Williams | 2004-11-09 |
| 6714096 | Waveguide directional filter | Graham Broad, Charles Williams | 2004-03-30 |