Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11826786 | Classifier wheel with vane surface elements | Michael Betz, Florian Gehrke, Werner Hollstein | 2023-11-28 |
| 6415813 | Shut-off valve for a tank | — | 2002-07-09 |
| 6006799 | Motor vehicle tank | Liane Ludwig, Rolf Reinke | 1999-12-28 |
| 5775392 | Motor vehicle tank with filling tube vent | — | 1998-07-07 |