Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8550056 | Electric circuit for triggering a piezoelectric element, in particular a fuel injection system of a motor vehicle | Marco Graf | 2013-10-08 |
| 7705604 | Electric circuit for triggering a piezoelectric element, in particular of a fuel injection system of a motor vehicle | Marco Graf, Mirko Schinzel | 2010-04-27 |
| 7415971 | Control circuit for an actuator | Armin Wiedergut, Karl Schweiger, Karl Farkas, Karl-Heinz Schmidt | 2008-08-26 |
| 6982517 | Circuit system for discharging a buffer capacitor used for supplying high voltage to a control unit, in particular a control unit for actuating a piezoelectric output stage | Markus Haederle | 2006-01-03 |
| 6081061 | Method and device for charging and discharging a piezoelectric element | Alexander Hock | 2000-06-27 |