Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9355600 | Display device with readback display | Hanno Walders | 2016-05-31 |
| 9146166 | Method and apparatus for determining an electrical torque of an electrical machine | Hans-Georg Köpken, Stefan Künzel, Hubert Schierling, Heiko Zatocil | 2015-09-29 |
| 8988034 | Drive system and method for operating such a drive system | Hans-Georg Köpken | 2015-03-24 |
| 8890466 | Circuit arrangement | Bernhard Hild, Christian Maul, Hanno Walders | 2014-11-18 |
| 8307976 | Roller drive and roller transportation device | Hans-Peter Krätz, Hans-Georg Köpken, Markus Müller | 2012-11-13 |
| 8191399 | Monitoring device and monitoring method for a drive device | — | 2012-06-05 |
| 8138767 | Transmissivity monitoring of an energy transmission element | — | 2012-03-20 |
| 8026474 | Device for transferring light signals between two elements relatively movable to one another | Georg Hemmeter | 2011-09-27 |
| 7987970 | Roller drive for a conveyor system and conveyor system | — | 2011-08-02 |
| 7737652 | Method and apparatus for safe torque limiting | — | 2010-06-15 |
| 7668418 | Machine with data transfer from one machine part to another machine part which is able to be rotated relative to the one machine part | Richard Schmidt, Ulrich Wetzel | 2010-02-23 |
| 7613592 | Two-channel method for continuously determining at least one output signal from changing input signals | Andreas Kuhn | 2009-11-03 |
| 7482771 | Method for monitoring a drive device for a standstill condition, monitoring system therefore, and drive system therefore | Ulrich Hahn | 2009-01-27 |
| 7242182 | Position sensor and corresponding method for detecting the position of a rotating element | Roland Finkler, Hans-Georg Köpken, Christoph Nolting | 2007-07-10 |
| 6999326 | Drive controller for a self-commutated converter | Dieter Eckardt, Peter Jänicke | 2006-02-14 |
| 6973368 | Method and device for reliably switching an operating mode of an industrial controller for machine tools or production machines | — | 2005-12-06 |
| 6909255 | Drive controller for a self-commutated converter | Peter Jänicke | 2005-06-21 |
| 6906513 | Rotary motion detector | Paul Dünisch, Roland Finkler, Andreas Kuhn, Christoph Nolting | 2005-06-14 |
| 6850424 | Inverter with a line-side and load-side freewheeling pulse converter using SiC switching elements | Eric Baudelot, Albrecht Donat, Bernhard Foecking, Hubert Schierling, Ralf Schweigert | 2005-02-01 |
| 6831820 | Device and method for safely recognizing switch positions of a rotary switch | Guido Seeger | 2004-12-14 |
| 6736433 | Device for locking at least two protective doors of an industrial machine | — | 2004-05-18 |
| 5307259 | Process for compensating a phase and amplitude response between a multiphase setpoint and actual value and circuit for implementing the process | Harald Hugel | 1994-04-26 |
| 5260650 | Method and apparatus for detecting low rotational speeds using a resolver | Albrecht Donat | 1993-11-09 |
| 4730246 | Method and apparatus for operating a pulse frequency converter with compensation of fault voltage-time areas caused by carrier storage effects | — | 1988-03-08 |
| 4460860 | Method and apparatus for increasing the maximum speed of rotation of a synchronous machine with a given excitation field strength and terminal voltage | Hartmut Vogt, Erich Voss, Hans-Hermann Zander | 1984-07-17 |