Issued Patents All Time
Showing 25 most recent of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11882633 | Regulating method for continuous and pulsed output variables and associated circuit arrangement | Joachim Muehlschlegel | 2024-01-23 |
| 11601057 | Switched-mode power supply having a plurality of output stages | Thomas Pollischansky | 2023-03-07 |
| 10945318 | Circuit assembly for operating a load | — | 2021-03-09 |
| 10327301 | Circuit arrangement for operating light sources and sensor for connection to a circuit arrangement | Axel Pilz | 2019-06-18 |
| 9686827 | Circuit arrangement for operating light sources | Joachim Mühlschlegel, Thomas Pollischansky, Harald Schmitt | 2017-06-20 |
| 9560702 | Light source module, power supply unit for operating a light source module of this kind, and lighting system | Felix Franck | 2017-01-31 |
| 8836238 | Detect method for step dimming selection | Wei Gao, Rene Twardzik, Yanshun Xue | 2014-09-16 |
| 8593773 | Half-bridge circuit protected against short circuits and having semiconductor switches | — | 2013-11-26 |
| 8167689 | System with a tool-holding fixture | Albrecht Hofmann, Harald Krondorfer, Thomas Schomisch | 2012-05-01 |
| 8134297 | Ballast for a discharge lamp with adaptive preheating | Olaf Busse, Reinhard Lecheler, Alfons Lechner, Siegfried Mayer, Thomas Pollischansky +7 more | 2012-03-13 |
| 8096857 | Power tool, in particular angle grinder | Albrecht Hofmann, Harald Krondorfer, Thomas Schomisch | 2012-01-17 |
| 7967079 | Hand-held power tool | Peter Stierle, Albrecht Hofmann, Juergen Wiker, Mario Pauli, Stefan Heess +2 more | 2011-06-28 |
| 7828185 | Electrical hand power tool with battery pack | Albrecht Hofmann, Harald Krondorfer, Joachim Schadow, Thomas Schomisch | 2010-11-09 |
| 7786683 | Circuit arrangement and method for operating at least one electric lamp and at least one LED | Olaf Busse, Reinhard Lecheler, Alfons Lechner, Siegfried Mayer, Thomas Pollischansky +7 more | 2010-08-31 |
| 7456578 | Circuit arrangement having protective circuit and modification apparatus | Thomas Siegmund | 2008-11-25 |
| 7420334 | Electronic ballast for a lamp | — | 2008-09-02 |
| 7352079 | Electronic ballast for a lamp | Alfons Lechner, Thomas Siegmund | 2008-04-01 |
| 7327094 | Circuit arrangement and method for operating at least one electric lamp | Olaf Busse, Reinhard Lecheler, Alfons Lechner, Siegfried Mayer, Thomas Pollischansky +7 more | 2008-02-05 |
| 7309963 | Smoothing circuit for improving EMC | Olaf Busse, Reinhard Lecheler, Alfons Lechner, Siegfried Mayer, Thomas Pollischansky +7 more | 2007-12-18 |
| 7279848 | Electronic ballast for a lamp | Thomas Pollischansky | 2007-10-09 |
| 7154233 | Converter circuit with coupled inductances having asymmetrical air gap arrangement | Olaf Busse, Siegfried Mayer | 2006-12-26 |
| 7154227 | Circuit arrangement for operating at least one light source | — | 2006-12-26 |
| 7097548 | Utility tool with rotatingly driveable, disk-shaped hub | Harald Krondorfer, Joachim Schadow, Christof Hoelzl, Johann Huber, Wilhelm Schulze | 2006-08-29 |
| 7077735 | System with a tool-holding fixture | Harald Krondorfer, Thomas Schomisch, Johann Huber | 2006-07-18 |
| 7061781 | Circuit arrangement for operating light sources | Harald Schmitt | 2006-06-13 |