Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6819685 | Method of and system for controlling a frequency via an asynchronous transmission network and mobile telephone network including the system | Rabih Abouchakra, Henri Symolon, Gerard Vergnaud | 2004-11-16 |
| 6754489 | Node and onboard station for setting up at any time a call involving a passenger on a vehicle | — | 2004-06-22 |
| 6735521 | Onboard system in a vehicle and central system for locating the vehicle accurately | — | 2004-05-11 |