Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12265001 | Method of status monitoring | Ludwig Niebler | 2025-04-01 |
| 10692675 | Contactor having electronic coil control | Christian Oppermann | 2020-06-23 |
| 9083315 | Circuit configuration for eliminating EMC interference | Christian Oppermann | 2015-07-14 |
| 8830649 | Free-wheeling circuit | Christian Oppermann | 2014-09-09 |
| 8754597 | Compact switchgear for an electrical consumer | Josef Graf, Norbert Mitlmeier, Ludwig Niebler | 2014-06-17 |
| 8492930 | Switching device and method for operating same | Norbert Mitlmeier, Christian Oppermann | 2013-07-23 |
| 8243409 | Protective device and method for its operation | Bardo Koppmann, Siegfried Neumann, Ludwig Niebler, Alf Wabner, Norbert Zimmermann | 2012-08-14 |
| D577336 | Modular decentral electronic motor starter | Josef Kaser, Norbert Reichenbach, Michael Weigand | 2008-09-23 |
| 7224287 | Method for determining the switching state of a contact and evaluation circuit corresponding thereto | Peter Heider, Diethard Runggaldier | 2007-05-29 |
| 7116541 | Method and apparatus for reducing the switching noise of an electromagnetic switching device | Dirk Hertz | 2006-10-03 |
| 6813132 | Control system for an electromagnetic switching device and electromagnetic switching device corresponding thereto | Norbert Mitlmeier | 2004-11-02 |
| 6781810 | Reduced tensioning time for electronically controlled switch contactors | Wilfried Jaehner, Franz Ultsch, Diethard Runggaldier, Reinhard Maier | 2004-08-24 |
| 6765316 | Method for averaging out overall burn up in an electromagnetic switching device and a corresponding electromagnetic switching device | Norbert B. Elsner, Gerd Griepentrog, Reinhard Herbst, Reinhard Maier, Norbert Mitlmeier +2 more | 2004-07-20 |
| 5999396 | Circuit for driving a contactor | — | 1999-12-07 |
| 5933312 | Free-wheel circuit with an adjustable off delay time | Thomas Schuhbauer | 1999-08-03 |
| 5671115 | Circuit arrangement for driving a contactor | — | 1997-09-23 |