Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7696947 | Radio frequency identification transponder antenna | Sebastian Gallschuetz | 2010-04-13 |
| 6158259 | Lock cylinder | Martin Schmitz | 2000-12-12 |
| 5543997 | Safety switching system for a working apparatus | — | 1996-08-06 |