Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9622317 | LED retrofit lamp | Bernd Ackermann, Haimin Tao, Bernhard Christiaan Van Dijk, Borong Su | 2017-04-11 |
| 9357497 | Controlling the power consumption of a receiving unit | Matthias Wendt, Bozena Erdmann, Carsten Deppe | 2016-05-31 |
| 9088172 | Harmonic compensation circuit and method for an LED light unit | — | 2015-07-21 |
| 9041306 | Dimmable light source with temperature shift | — | 2015-05-26 |
| 8810071 | Wireless power transmission system | Eberhard Waffenschmidt | 2014-08-19 |
| 8749158 | Driving a lighting device | Matthias Wendt, Patrick Van Den Bogaart | 2014-06-10 |
| 8633650 | Dimmable light source with light temperature shift | — | 2014-01-21 |
| 8629622 | Light emitting diode circuit | Carsten Deppe | 2014-01-14 |
| 8564218 | Driving a light-emitting diode | Harald Josef Günther Radermacher | 2013-10-22 |
| 8493004 | Ilumination device comprising multiple LEDs | — | 2013-07-23 |
| 8487554 | Illumination device comprising multiple LEDs | Harald Josef Günther Radermacher | 2013-07-16 |
| 8356909 | Illuminated tiling system | Conrad Wilhelmus Adriaan Verjans, Joseph Hendrik Anna Maria Jacobs, Dirk Hente | 2013-01-22 |
| 8226792 | Flooring product with integrated circuitry and method for its manufacture | Antonius H. M. Holtslag, Evert Jan Van Loenen, Harald Josef Günther Radermacher, Matheus Franciscus Antonius Van Hugten | 2012-07-24 |
| 8217587 | LED driver circuit | — | 2012-07-10 |
| 8063577 | Method and a driver circuit for LED operation | Reinhold Elferich, Bernd Ackermann, Dirk Hente, Christoph Martiny, Matthias Wendt | 2011-11-22 |
| 7444530 | Standby circuit for an electrical device | Carsten Deppe, Peter Luerkens, Thomas Duerbaum, Matthias Wendt, Christoph Loef | 2008-10-28 |
| 7076206 | System for wireless transmission of electrical power, a garment, a system of garments and method for the transmission of signals and/or electrical energy | Reinhold Elferich, Thomas Duerbaum | 2006-07-11 |
| 6711034 | DC-DC converter and a regulation method for this DC-DC converter | Thomas Duerbaum, Reinhold Elferich | 2004-03-23 |
| 6594165 | Circuit for converting AC voltage into DC voltage | Thomas Duerbaum | 2003-07-15 |
| 6466456 | Converter with resonant circuit elements for determing load type | Thomas Duerbaum, Hubert Raets | 2002-10-15 |