Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7027356 | Method and device for detecting objects, especially used as a parking assistance device in a motor vehicle | Ernst Lissel, Axel Schoft, Stephanus Buettgenbach | 2006-04-11 |
| 6690616 | Method and device for detecting objects, especially used as a parking assistance device in a motor vehicle | Ernst Lissel, Axel Schoft, Stephanus Buettgenbach | 2004-02-10 |
| 6216546 | Sensor arrangement for spatially and temporally varying measurements of force or pressure | — | 2001-04-17 |
| 6043660 | Circuit arrangement for measuring an ion current in a combustion chamber of an internal combustion engine | Michael Daetz | 2000-03-28 |
| 5946273 | Arrangement for determining the distance of objects | Ernst Lissel | 1999-08-31 |
| 5914604 | Circuit arrangement for measuring an ion current in a combustion chamber of an internal combustion engine | Michael Daetz | 1999-06-22 |
| 5758629 | Electronic ignition system for internal combustion engines and method for controlling the system | Michael Daetz | 1998-06-02 |