Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4542403 | Method of confining the signal level range of a television camera | Friedrich Zimmermann, Hans-Wilhelm Zappen, Christian Sacher | 1985-09-17 |
| 4292653 | Method and circuit for reading-out data from a television pickup (image sensor) | Gerd Bock, Hans-Wilhelm Zappen, Friedrich Zimmermann | 1981-09-29 |