Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5150211 | Method and system for multiplexing audio and video signals to distribute still pictures with accompanying sound | Pierre Charbonnel | 1992-09-22 |
| 4870640 | Data packet switching system for a transmission network | Jean-Yvon Coatrieux, Daniel Cheminel | 1989-09-26 |