Issued Patents All Time
Showing 26–50 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8134146 | Heterocyclic radical or diradical, the dimers, oligomers, polymers, dispiro compounds and polycycles thereof, the use thereof, organic semiconductive material and electronic or optoelectronic component | Michael Limmert, Olaf Zeika, Martin Ammann, Ansgar Werner | 2012-03-13 |
| 8115379 | Use of metal complexes as emitter in an organic light-emitting component and such a component | Hartmut Yersin | 2012-02-14 |
| 8092655 | Dividing wall column for fractionation of a multicomponent mixture | Wolfram Burst, Gerd Kaibel, Guido Harms | 2012-01-10 |
| 7981324 | Oxocarbon-, pseudooxocarbon- and radialene compounds and their use | Olaf Zeika, Andrea Lux, Steffen Willmann | 2011-07-19 |
| 7919010 | Doped organic semiconductor material | Ansgar Werner, Fenghong Li, Martin Pfeiffer, Karl Leo | 2011-04-05 |
| 7884209 | Use of bora-tetraazapentalenes | Andre Gruessing | 2011-02-08 |
| 7357989 | Di(het)arylaminothiazole derivatives and their use in organic light-emitting diodes(OLEDs) and organic photovoltaic components | Andreas Kanitz, Wolfgang Rogler, Jorg Schumann | 2008-04-15 |
| D551110 | Control panel for machine tools | Reinhold Seitz | 2007-09-18 |
| 7026490 | Amorphous organic 1,3,2-dioxaborine luminophores, method for the production and use thereof | Arvid Hunze, Andreas Kanitz, Wolfgang Rogler, Dirk Rohde | 2006-04-11 |
| 6984737 | Di(het)arylaminothiophene derivatives | Andreas Kanitz, Wolfgang Rogler, Jorg Schumann | 2006-01-10 |
| 6908783 | Method of doping organic semiconductors with quinonediimine derivatives | Olaf Kuehl, Olaf Zeika, Martin Pfeiffer, Zheng Youxuan | 2005-06-21 |
| 6861560 | Bis-o-aminophenols and processes for producing bis-o-aminophenols | Andreas Walter, Ingo Gnüchtel, Anna Maltenberger, Recai Sezi | 2005-03-01 |
| 6858729 | Organic red electroluminescent chromophores, method for the production and use thereof | Andreas Kanitz, Wolfgang Rogler, Kay Steffen | 2005-02-22 |
| 6554965 | Rectification column for isolating pure substances from high boiling air-and/or temperature sensitive substances | Wolfram Burst, Wulf Kaiser, Harald Laas, Paul Grafen, Bernhard Bockstiegel +1 more | 2003-04-29 |
| 6488818 | Removal of impurities from 3-(2′-acetoxyethyl)-dihydro-2(3H)furanone | Volker Maywald, Norbert Gotz, Gernot Reissenweber, Hartmann Konig | 2002-12-03 |
| 6420660 | Film used as a substrate for integrated circuits | Veronika Sauer, Ben Slager, Friedrich Lach, Alfred Bauer, Günter Kolodzei | 2002-07-16 |
| 6414191 | Method for the continuous production of methoxyamine hydrochloride | Frank Heimann, Werner Peschel, Bernd Bartenbach, Michael Keil, Josef Wahl | 2002-07-02 |
| 6364582 | Machine tool with a working area cover | Gerd Hoppe, Reinhold Seitz | 2002-04-02 |
| 6353059 | Polyadducts produced from nonlinear-optically active copolymers and polymerizable nonlinear-optically active monomers | Andreas Kanitz, Christian Fricke, Karsten Kuhne | 2002-03-05 |
| 6284889 | Chromophoric compounds and process for their preparation | Andreas Kanitz, Christian Fricke | 2001-09-04 |
| 6201135 | Method for separating contaminants from 3-(2'-Acetoxy-Ethyl-Dihydro-2(3H)-Furanone | Volker Maywald, Norbert Gotz, Thomas Kukenhohner, Dirk Borchers, Hartmann Konig +1 more | 2001-03-13 |
| 6174961 | Nonlinear-optically active copolymers, polyadducts produced from them, and their use for nonlinear-optical media | Andreas Kanitz, Christian Fricke, Karsten Kuhne | 2001-01-16 |
| 6111117 | Process for isolation of pure substances from mixtures of high-boiling air and/or temperature-sensitive substances which require a high separation efficiency by rectification under medium vacuum, and columns suitable for this process | Wolfram Burst, Wulf Kaiser, Harald Laas, Paul Grafen, Bernhard Bockstiegel +1 more | 2000-08-29 |
| 5950454 | Cloth or cloth-like packing which is subject to low pressure losses and has an ordered structure for use in material-exchange columns and rectification method using such packing | Wolfram Burst, Wulf Kaiser, Harald Laas, Paul Grafen, Bernhard Bockstiegel +1 more | 1999-09-14 |
| 5777173 | Preparation of pure trans- and cis-4-Hydroxy-2,2,6-trimethylcyclohexan-1-one from isomerc mixtures | Joachim Paust, Wolfgang Kriegl | 1998-07-07 |