Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6187142 | Process and device for acting on a paper or cardboard web with one of a fluid and pasty coating medium | Helmut Heinzmann, Ingolf Cedra, Volker Schmidt-Rohr, Michael Trefz | 2001-02-13 |