Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5278988 | Automated receiver monitoring method and apparatus | Jean P. Dejean, Enrico Emilio Massetti, Ken Straub | 1994-01-11 |
| 4972503 | Method and apparatus for determining audience viewing habits by jamming a control signal and identifying the viewers command | — | 1990-11-20 |