Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4207592 | Automatic kinescope bias control circuit | — | 1980-06-10 |
| 4203131 | Predictable automatic brightness control circuit in a video signal image reproducing system | Erwin J. Wittmann, Robert L. Shanley, II | 1980-05-13 |
| 4197557 | Brightness control circuit employing a closed control loop | Alois Vaclav Tuma, Willem H. Groenweg | 1980-04-08 |