Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5742681 | Process for the broadcasting of programmes with progressive conditional access and separation of the information flow and the corresponding receiver | Louis Guillou, Jean-Claude Pacaud | 1998-04-21 |
| 5442701 | Process for the broadcasting of conditional access programs permitting a progressive access to such programs | Louis Guillou, Alain Gelly | 1995-08-15 |
| 5349641 | Process for the transmission and reception of conditional access programmes with a reduced programme switching time | Francoise Coutrot | 1994-09-20 |
| 5218559 | Pseudo-random generator | Didier Angebaud, Vincent Lenoir | 1993-06-08 |
| 5218637 | Method of transferring a secret, by the exchange of two certificates between two microcomputers which establish reciprocal authorization | Didier Angebaud, Louis Guillou, Jean-Jacques Quisquater | 1993-06-08 |