Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9806327 | Method for the production of a porous element, and cell of a rechargeable oxide battery | Ines Becker | 2017-10-31 |
| 9768480 | Stack for an electrical energy accumulator | Wolfgang Drenckhahn, Johann Rothfischer | 2017-09-19 |
| 9754735 | Contact unit for an electromechanical switching device | Andreas Eismann, Oliver Ibisch | 2017-09-05 |
| 9722290 | Electrical energy store | Wolfgang Drenckhahn | 2017-08-01 |
| 9601719 | Light source having an outsource device | Georg Friedrich Gaertner, Hans-Peter Loebl, Gerardus Henricus Rietjens | 2017-03-21 |
| 9583804 | Electrical energy store | Wolfgang Drenckhahn, Norbert Kellner, Harald Landes, Roland Reichenbacher | 2017-02-28 |
| 9502742 | Electrical energy store | Wolfgang Drenckhahn, Norbert Kellner, Harald Landes | 2016-11-22 |
| 9147904 | Rechargeable energy storage unit | Alessandro Zampieri | 2015-09-29 |
| 9040970 | Hidden organic optoelectronic devices | Cristina Tanase, Herbert Lifka, Mihaela Ioana Popovici | 2015-05-26 |
| 8940451 | Planar high-temperature fuel cell | Robert Fleck, Alessandro Zampieri | 2015-01-27 |
| 8764230 | Luminous body | — | 2014-07-01 |
| 8552446 | Hidden organic optoelectronic devices with a light scattering layer | Cristina Tanase, Herbert Lifka, Mihaela Ioana Popovici | 2013-10-08 |
| 8038308 | Luminous body | — | 2011-10-18 |
| 7750357 | LED with improved light emittance profile | Dietrich Bertram, Helmut Bechtel, Wolfgang Busselt | 2010-07-06 |
| 7732753 | Illumination system having a light-transmissive plate with surface-modification structures | — | 2010-06-08 |
| 7237920 | Organic electroluminescent light source with anti-reflection coating | — | 2007-07-03 |
| 7072544 | Polarized light-emitting waveguide plate | Hugo Johan Cornelissen, Hendrik Johannes Boudewijn Jagt, Dirk Jan Broer, Cornelis Wihelmus Maria Bastiaansen, Henri Marie Joseph Boots +1 more | 2006-07-04 |
| 7063430 | Colored lighting device | — | 2006-06-20 |
| 6964497 | Lighting device with point-shaped light sources | — | 2005-11-15 |
| 6908205 | Lighting device with linear light sources | — | 2005-06-21 |
| 6840646 | Illumination system and display device | Hugo Johan Cornelissen, John A. Clarke | 2005-01-11 |
| 6808279 | Lighting device with linear light sources | — | 2004-10-26 |
| 6547408 | Display screen with backlight | — | 2003-04-15 |
| 6490401 | Display device with image display panel and illumination system | Hugo Johan Cornelissen, Marinus Josephus Jakobus Dona | 2002-12-03 |
| 6218037 | Process for the production of an insulating component for a high temperature fuel cell, and high temperature fuel cell | Karl Kempter | 2001-04-17 |