Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11007533 | Material-bed roller mill | Dirk Hoffmann, Ralf Frankenberger, Hardy Lessmeister, Lukas Schmitt | 2021-05-18 |
| 10245591 | Bearing element suitable for supporting a grinding table in a roller mill | Dirk Hoffmann, Ralf Frankenberger | 2019-04-02 |
| 4995253 | Method for taking up a billet produced in the extrusion or tube-making press and control of a take-up device for this purpose | Horst Groos | 1991-02-26 |