Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7880351 | Drive with an electric motor, a housing and a direction-dependent brake | — | 2011-02-01 |
| 7223196 | Gear motor with fail-safe device | Bernd Fruehwald, Martin Koechling, Ruediger Spitzner | 2007-05-29 |