Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4754426 | System for controlling communications on a cable television network | Robert M. Rast | 1988-06-28 |
| 4684980 | System for controlling communications on a cable television network | Robert M. Rast | 1987-08-04 |
| 4673976 | Cable television system data verification apparatus | — | 1987-06-16 |
| 4217576 | Lamp operability testing device for playing machine | — | 1980-08-12 |