Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10320273 | Method for manufacturing a brush-commutated direct-current motor | Akram Ben Helal, Walter Roeder, Johannes BARTOSCHEK | 2019-06-11 |
| 10148146 | Brush-commutated direct-current motor | Akram Ben Helal, Walter Roeder, Johannes BARTOSCHEK | 2018-12-04 |