Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8991733 | Pulper | Gerd Gottschalk, Werner Brettschneider, Elmar Ott | 2015-03-31 |
| 6905032 | Screens for fibrous paper suspensions and process for making same | Werner Brettschneider | 2005-06-14 |