Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5301234 | Radiotelephone installation for prepayment operation with security protection | Philippe Hiolle | 1994-04-05 |
| 5233656 | Telephone installation for the remote loading of telephone rental data of an independent station | Franck Langrand, Sophie Baudoux | 1993-08-03 |
| 4811421 | Transmission power control device in a radio communication transmitting/receiving station | Christophe Havel | 1989-03-07 |