Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11207837 | Method and control command generating unit for an automatic generation of control commands of an additive layer-wise building device | Ludger Hümmeler, Manfred Semmler, Markus Frohnmaier | 2021-12-28 |
| 10251227 | Clocked electronic energy converter | Olaf Busse, Christof Schwarzfischer, Maximilian Gerber | 2019-04-02 |
| 10219334 | Circuit arrangement for operating semiconductor light sources | Olaf Busse, Alfons Lechner, Horst Werni, Christof Schwarzfischer | 2019-02-26 |
| 9967931 | Clocked electronic energy converter | Olaf Busse, Christof Schwarzfischer | 2018-05-08 |
| 9445466 | Lighting system with an interface having a power supply unit and at least one light source module | Francesco Angelin, Paolo De Anna, Bernd Rudolph, Franz Maier | 2016-09-13 |
| 8754652 | Method for ascertaining a type of a gas discharge lamp and electronic ballast for operating at least two different types of gas discharge lamps | Christof Schwarzfischer | 2014-06-17 |
| 8669707 | Electronic control gear for operating at least one LED and/or at least one discharge lamp | Maximilian Gerber, Reinhard Lecheler, Arwed Storm | 2014-03-11 |
| 8659231 | Electronic ballast and method for operation of at least one discharge lamp | Olaf Busse | 2014-02-25 |
| 8525057 | Switching unit for a circuit breaker having a rocker lever | — | 2013-09-03 |
| 8441200 | Electronic ballast and method for operating at least one first and second discharge lamp | Olaf Busse, Arwed Storm | 2013-05-14 |
| 8410721 | Electronic ballast and method for operating at least one discharge lamp | Olaf Busse | 2013-04-02 |
| 8379422 | Circuit arrangement comprising a voltage transformer and associated method | Arwed Storm | 2013-02-19 |
| 8134297 | Ballast for a discharge lamp with adaptive preheating | Olaf Busse, Markus Heckmann, Reinhard Lecheler, Alfons Lechner, Thomas Pollischansky +7 more | 2012-03-13 |
| 8093836 | Circuit arrangement and method for striking a discharge lamp | Olaf Busse, Arwed Storm | 2012-01-10 |
| 7786683 | Circuit arrangement and method for operating at least one electric lamp and at least one LED | Olaf Busse, Markus Heckmann, Reinhard Lecheler, Alfons Lechner, Thomas Pollischansky +7 more | 2010-08-31 |
| 7327094 | Circuit arrangement and method for operating at least one electric lamp | Olaf Busse, Markus Heckmann, Reinhard Lecheler, Alfons Lechner, Thomas Pollischansky +7 more | 2008-02-05 |
| 7309963 | Smoothing circuit for improving EMC | Olaf Busse, Markus Heckmann, Reinhard Lecheler, Alfons Lechner, Thomas Pollischansky +7 more | 2007-12-18 |
| 7154233 | Converter circuit with coupled inductances having asymmetrical air gap arrangement | Olaf Busse, Markus Heckmann | 2006-12-26 |
| 7081596 | Arc-quenching device for circuit breakers having double-break contacts | Gerhard Schneider, Norbert Papok | 2006-07-25 |
| 7053561 | Circuit apparatus and method for operating a lamp | Arwed Storm | 2006-05-30 |
| 7034465 | Device for operating discharge lamps by means of a transformer with four windings, and a corresponding method | Uwe Liess, Harald Schmitt | 2006-04-25 |
| 6969975 | Circuit arrangement for power factor correction | Arwed Storm | 2005-11-29 |
| 6833678 | Circuit arrangement for operating discharge lamps | Arwed Storm | 2004-12-21 |
| 4691950 | Device for detachably securing pivotally connected members in a predetermined relative position | Paul Greisner | 1987-09-08 |
| 4681514 | Radial piston pump having sealing disc | Klaus Griese, Dieter Weigle | 1987-07-21 |