Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5696890 | Method of register regulation and printing control element for determining register deviations in multicolor printing | Wolfgang Geissler, Gerhard Fischer, Helmut Kipphan | 1997-12-09 |
| 5662044 | Offset printing method | Gerhard Loffler | 1997-09-02 |
| 5094933 | Process for filmless production of a printing form | — | 1992-03-10 |
| 4448533 | Apparatus for ensuring the quality of printed products | Willi Jeschke, Hugo Rambausek, Gerhard Loffler | 1984-05-15 |