Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8356838 | Front spring bracket for a truck | Norbert Sonsalla, Wilhelm Stockklausner | 2013-01-22 |
| 5228665 | Leaf-spring assemblies | Jurgen Berghus, Edgar Hafele, Siegfried Zittel | 1993-07-20 |