Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6547512 | Stack changing device | Peter Hummel, Robert Ortner, Bernd Ullrich | 2003-04-15 |
| 6547513 | Stack changing device | Peter Hummel, Robert Ortner, Jens Gebel, Marc Hinz, Bernd Ullrich +1 more | 2003-04-15 |