Issued Patents All Time
Showing 1–25 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11945940 | Filled polyvinyl chloride composition | Wolfgang Pritschins, Daniel Leibig, Thomas R. Fritsch, Jennifer Heitzer, Dennis Krüsmann | 2024-04-02 |
| 9453131 | PVD-metallic effect pigments with diffractive structure and metal nanoparticles, process for preparing them and use thereof | Bernhard Geissler, Frank Henglein, Ralph Schneider, Wolfgang Herzing, Klaus Greiwe | 2016-09-27 |
| 9259700 | Dispersion medium comprising monocarboxylic esters for preparations of solids | Wolfgang Pritschins, Frank Vennhoff, Lucia Spikker-Heilen, Andrea Esser | 2016-02-16 |
| 9175166 | Multi-layer metallic effect pigments, process for their preparation and use | Bernhard Geissler, Wolfgang Herzing, Jasmin Bleisteiner, Ralph Schneider | 2015-11-03 |
| 9127169 | Dark metal effect pigments produced by means of a physical vapour deposition (PVD) method | Wolfgang Herzing, Bernhard Geissler, Ralph Schneider | 2015-09-08 |
| 8864899 | PVD metal effect pigment having gradient on nanoscale metal particles, method for the production thereof and use thereof | Bernhard Geissler, Wolfgang Herzing, Frank Henglein, Ralph Schneider | 2014-10-21 |
| 7070757 | Method for producing catalysts consisting of metal of the platinum group by means of electroless deposition and the use thereof for the direct synthesis of hydrogen peroxide | Thomas Butz | 2006-07-04 |
| 6872377 | Preparation of hydrogen peroxide from hydrogen and oxygen | Thomas Butz, Klemens Massonne | 2005-03-29 |
| 6696602 | Method for the production of phosphonomethylglycine | Nicola Christiane Aust, Thomas Butz | 2004-02-24 |
| 6676919 | Method for producing platinum metal catalysts | Markus Hölzle, Stefan Quaiser, Achim Stammer | 2004-01-13 |
| 6592840 | Highly pure aqueous hydrogen peroxide solutions, method for producing same and their use | Achim Stammer, Stefan Quaiser | 2003-07-15 |
| 6528680 | Method for the production of phosphonomethylglycine | Nicola Christiane Aust, Thomas Butz | 2003-03-04 |
| 6518441 | Method for oxidizing an organic compound containing at least one C-C double bond | Georg Heinrich Grosch, Ulrich Müller, Andreas Walch, Norbert Rieber, Stefan Quaiser +11 more | 2003-02-11 |
| 6375920 | Process for the manufacture of hydrogen peroxide | Gerd Kaibel, Achim Stammer, Klemens Flick, Stefan Quaiser, Wolfgang Harder +1 more | 2002-04-23 |
| 6371999 | Polyisobutylaminoalcohols and fuels for internal combustion engines containing these products | Juergen Mohr, Knut Oppenlaender, Charalampos Gousetis, Ralf Kaestner, Norbert Rieber +1 more | 2002-04-16 |
| 6207864 | Process for preparing cyclopropylacetylene | Michael Henningsen, Armin Stamm, Wolfgang Siegel | 2001-03-27 |
| 6197720 | Palladium clusters and their use as catalysts | Daniel Heineke, Ekkehard Schwab, Guenter Schmid, Monika Baeumle | 2001-03-06 |
| 6175019 | Process for the preparation of 1,3-dimethylimidazolium 4-carboxylate | Jakob Fischer, Wolfgang Siegel, Volker Bomm, Klaus Mundinger | 2001-01-16 |
| 6096673 | Catalyst recovery in the production of 2,5-dihydrofuran by isomerization of vinyl oxirane | — | 2000-08-01 |
| 6022988 | Preparation of 3-cyano-3, 5, 5-trimethylcyclohexanone | Jakob Fischer, Wolfgang Siegel, Volker Bomm, Klaus Mundinger | 2000-02-08 |
| 5939595 | Preparation of diarylethanes | Eugen Gehrer, Klemens Massonne, Hermann Gausepohl, Christopher William Rieker, Lorenz Siggel | 1999-08-17 |
| 5905161 | Regeneration of catalyst used in the preparation of 3,4-epoxy-1-butene | Stefan Boeck, Klaus Herzog, Rolf Fischer, Herbert Vogel | 1999-05-18 |
| 5859084 | Radiation-curable compositions containing photoinitiators linked by a covalent bond | Jochen Schröder, Wolfgang Reich, Erich Beck, Wolfram Weiss | 1999-01-12 |
| 5859265 | Oxidation catalyst, its preparation and oxidation using the oxidation catalyst | Ulrich Müller, Peter Lingelbach, Peter Bassler, Wolfgang Harder, Karsten Eller +3 more | 1999-01-12 |
| 5679863 | Preparation of carbonylphosphine oxides | Eckhard Hickmann, Rudolf Kropp, Jochen Schroeder, Beate Trentmann | 1997-10-21 |