Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5497185 | Remote control system for television audience data gathering | Michel Dufresne, Pierre Garneau, Jean-Paul Brassard | 1996-03-05 |
| 5373315 | Television audience data gathering | Michel Dufresne, Pierre Garneau, Jean-Paul Brassard | 1994-12-13 |
| 5146336 | Sync control for video overlay | Alain Tessier, Jean-Paul Champagne, Albert Belanger, Yves Tardif | 1992-09-08 |