Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5488632 | Transmission and reception in a hostile interference environment | Jeffrey J. Gledhill | 1996-01-30 |
| 4802215 | Security system for television signal encryption | — | 1989-01-31 |
| 4757531 | Encryption of television signals | Nicolas K. Lodge, Barry A. Flannigan | 1988-07-12 |
| 4748576 | Pseudo-random binary sequence generators | Henry J. Beker, Luc Emiel L. Boes, Peter R. Brennand, Edmund R. Brown, Gerald O. Crowther +8 more | 1988-05-31 |
| 4736422 | Encrypted broadcast television system | — | 1988-04-05 |
| 4636851 | Signal coding for secure transmission | Gordon M. Drury, Nicolas K. Lodge, Barry Flannaghan | 1987-01-13 |
| 4636854 | Transmission system | Gerald O. Crowther | 1987-01-13 |
| 4204228 | Digital testing apparatus | Peter R. Hutt | 1980-05-20 |