Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5468931 | Tool assembly for a punch press having a laser welding apparatus | Ingomar J. K. Summerauer | 1995-11-21 |
| 5053601 | Process and apparatus for producing welded stamped parts | Josef Landtwing | 1991-10-01 |
| 4920782 | Press drive | — | 1990-05-01 |