Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4731608 | Image control unit for a video display unit | Roland Roth | 1988-03-15 |
| 4433330 | Apparatus for displaying characters on a picture screen of a display unit | — | 1984-02-21 |