Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4964162 | Secure television signal encoding and decoding system | Peter L. McAdam, Gregory A. Shreve | 1990-10-16 |
| 4712240 | Transmission and reception of television broadcast in high-fidelity stereo audio | — | 1987-12-08 |