Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5973747 | Television program management system | — | 1999-10-26 |
| 5963643 | Method and system for the transfer of information between two populations of persons, one nomadic and the other sedentary | Christian Roger Duroux | 1999-10-05 |
| 5859913 | Method and system for the high-speed generation and transmission of a sequence of characters by means of voice frequencies | Christian Roger Duroux | 1999-01-12 |