Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5881962 | Mass-body drive for a rotary tightening device | Thomas Schmidt, Klaus Butenop, Doris Kröger, Rene Rade | 1999-03-16 |
| 5690295 | Mass body drive for a rotational tensioning device | Matthias Steinberg | 1997-11-25 |