Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829382 | Automatic aperture control of a television camera | Andreas Hess, Jurgen Klink | 1989-05-09 |
| 4542403 | Method of confining the signal level range of a television camera | Herbert Zettl, Hans-Wilhelm Zappen, Christian Sacher | 1985-09-17 |
| 4488052 | Method and system to reduce low-frequency noise in semiconductor sensors | Hans-Wilhelm Zappen, Dieter Poetsch, Klaus Lehmann, Klaus M/u/ ller | 1984-12-11 |
| 4292653 | Method and circuit for reading-out data from a television pickup (image sensor) | Gerd Bock, Herbert Zettl, Hans-Wilhelm Zappen | 1981-09-29 |