Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9512989 | Lamp arrangement | — | 2016-12-06 |
| 9338845 | LED arrangement | Andreas Seider | 2016-05-10 |
| 9303847 | Process for producing an LED lamp and a corresponding LED lamp | Stefan Otzen, Fabian Reingruber, Thomas Schmacht | 2016-04-05 |
| 9151481 | End piece for a retrofit fluorescent lamp and retrofit fluorescent lamp | Nimchung Ku, Qing Liu, Stefan Otzen | 2015-10-06 |
| 8998480 | LED lighting device | Stefan Otzen | 2015-04-07 |
| 8919992 | LED lighting device and method for manufacturing an LED lighting device | Thomas Preuschl | 2014-12-30 |
| 8698398 | Fuse for a LED FL retrofit lamp, LED FL retrofit lamp, and methods for producing a LED FL retrofit lamp | — | 2014-04-15 |
| 8636391 | Lamp and end cap for a lamp | Stefan Otzen | 2014-01-28 |
| 8552320 | Control of illumination devices | — | 2013-10-08 |
| 8523390 | Fairy lights | — | 2013-09-03 |
| 8500294 | Light having at least one LED | Zoran Bosnjak, Jeanine Chrobak-Kando | 2013-08-06 |
| 8390209 | Circuit arrangement for conversion of an input AC voltage to a DC voltage, retrofit lamp having a circuit arrangement such as this, as well as a lighting system | Wolfram Sowa | 2013-03-05 |
| 8277088 | Optical element | — | 2012-10-02 |
| 8264159 | Circuit arrangement and method for operating at least one LED and at least one fluorescent lamp | Felix Franck | 2012-09-11 |
| 8193722 | Circuit arrangement having a transformation apparatus and operating method for a lamp using a circuit arrangement having a transformation apparatus | Arnulf Rupp, Oskar Schallmoser | 2012-06-05 |
| 7656095 | Light system with dielectric barrier discharge lamp, operating device and connection cable | Jorg Rink | 2010-02-02 |
| 7095184 | Electronic ballast for a lamp to be operated using iterative voltage pulses | Reinhard Lecheler, Oskar Schallmoser | 2006-08-22 |