Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5619573 | Vehicle security device with electronic use authorization coding | Michael Daiss, Gunter Schwegler, Bertolt Kruger | 1997-04-08 |
| 5596317 | Vehicle safety device with electronically coded access authorization | Bernd Hense, Michael Daiss, Gunter Schwegler | 1997-01-21 |