Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5181257 | Method and apparatus for determining register differences from a multi-color printed image | Gerd Steiner, Rolf Braun, Rainer Otterbach, Erhard Schubert, Ralf Hofmann | 1993-01-19 |