Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7921976 | Overload protection device | Sam Tran, Stephan Koch, Siegfried Rotthäuser | 2011-04-12 |
| 4623191 | Rotating and positioning tool for axially symmetrical workpieces, especially steering tie rods in motor vehicles | Harald Blume | 1986-11-18 |