Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6705141 | Combined mechanical and electronic key, in particular for the locks of motor vehicles | Ulrich Müller, Jeffrey Plate | 2004-03-16 |
| 6691539 | Combined mechanical and electronic key, in particular for locks in a vehicle | Ulrich Müller | 2004-02-17 |