Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4434713 | Calender | Gerhard Hartwich, Josef Pav | 1984-03-06 |
| 4393399 | Method and apparatus for partial electronic retouching of colors | Uwe Gast, Eberhard Hennig, Heinz Taudt, Klaus Wellendorf | 1983-07-12 |