Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834189 | Cellular communication system handover | — | 2004-12-21 |
| 6819711 | Communication channel quality indicator | — | 2004-11-16 |
| 6745036 | Location beacon system | Frank Dunne, Paul C. Weinmann, Marc Smaak | 2004-06-01 |
| 6690943 | Multiple broadcast facility | Paul C. Weinmann, Frank Dunne | 2004-02-10 |