Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6862913 | Device and method for mechanically joining sheet metal | Klaus Lempenauer, Volkmar Schuler | 2005-03-08 |
| 6667460 | Inner torch | Christian Wanke, Tilman Haug, Patrick Izquierdo | 2003-12-23 |