Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696890 | Method of register regulation and printing control element for determining register deviations in multicolor printing | Wolfgang Geissler, Helmut Kipphan, Rudolf-Karl Uhrig | 1997-12-09 |
| 5687005 | Method of optimizing the reproduction of a picture copy through minimization of elementary halftone cell overlap | Marcel Kiessling, Wolfgang Pfizenmaier | 1997-11-11 |