Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11300170 | Spreader unit for a drum brake, comprising wear travel adjustment, and the drum brake | Martin Gädke, Holger von Hayn, Ahmed Sefo, Jens Hoffmann, Adrian Messner +1 more | 2022-04-12 |
| 11248672 | Drum brake which can be operated by an electric motor | Jens Hoffmann, Niclas Görrissen, Wolfgang Ritter, Ahmed Sefo, Holger von Hayn | 2022-02-15 |