Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7492142 | DC chopper and method for operating a DC chopper | — | 2009-02-17 |
| 7455051 | Control device for piezo actuators of fuel injection valves | — | 2008-11-25 |
| 7332942 | Operation of a half-bridge, in particular a field-effect transistor half-bridge | Michael Kirchberger, Wolfgang Speigl | 2008-02-19 |
| 7312596 | Device and method for equalising the charge of serially connected capacitors belonging to a double layer capacitor | Stephan Bolz, Rainer Knorr, Günter Lugert | 2007-12-25 |
| 7002385 | Circuit arrangement and method for producing a pulse width modulated signal | — | 2006-02-21 |
| 6989658 | Circuit design for a circuit for switching currents | Reinhard Allwang, Volker Eichenseher, Dirk Hofmann, Volker Karrer | 2006-01-24 |
| 6919649 | Power supply device | — | 2005-07-19 |