Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8276249 | Device and method for widening metal elements | Heiner Willerscheid, Mario Gasperini, Bernd Spissinger | 2012-10-02 |
| 7820302 | Planar metal element and profile element | — | 2010-10-26 |