Issued Patents All Time
Showing 25 most recent of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7497931 | Distillative preparation of IPDA having a high cis/trans isomer ratio | Frank Funke, Thomas Hill, Jobst Rüdiger von Watzdorf, Wolfgang Mattmann, Erhard Henkes +2 more | 2009-03-03 |
| 7256313 | Method for the production of isophorondiamine (ipda, 3-aminomethyl-3,5,5-trimethyl- cyclohexylamine) having a high cis/tran-isomer ratio | Frank Funke, Thomas Hill, Jobst Rüdiger von Watzdorf, Wolfgang Mattmann, Erhard Henkes +2 more | 2007-08-14 |
| 7119231 | Method for producing alkanolamines | Matthias Frauenkron, Ulrich Müller, Jörg Unger, Johann-Peter Melder, Anton Meier +1 more | 2006-10-10 |
| 6929679 | Method of storing, uptaking, releasing of gases by novel framework materials | Ulrich Müller, Klaus Harth, Markus Hölzle, Michael Hesse, Lisa Lobree +2 more | 2005-08-16 |
| 6790969 | Method for regenerating a zeolite catalyst | Ulrich Müller, Joaquim Henrique Teles, Anne Wenzel, Peter Rudolf, Alwin Rehfinger +2 more | 2004-09-14 |
| 6727371 | Method for converting an organic compound with a hydroperoxide | Ulrich Müller, Joaquim Henrique Teles, Norbert Rieber, Andreas Walch, Peter Bassler +2 more | 2004-04-27 |
| 6710002 | Method for regenerating a zeolitic catalyst | Georg Heinrich Grosch, Ulrich Mueller, Andreas Walch, Norbert Rieber | 2004-03-23 |
| 6673950 | Method for reacting an organic compound with a hydroperoxide | Joaquim Henrique Teles, Alwin Rehfinger, Peter Bassler, Norbert Rieber, Anne Wenzel +1 more | 2004-01-06 |
| 6518441 | Method for oxidizing an organic compound containing at least one C-C double bond | Georg Heinrich Grosch, Ulrich Müller, Andreas Walch, Norbert Rieber, Martin Fischer +11 more | 2003-02-11 |
| 6492558 | Preparation of n-butylamines | Frank Funke, Ulrich Steinbrenner, Peter Zehner, Ralf Böhling | 2002-12-10 |
| 6491861 | Process for production of a zeolite-containing molding | Georg Heinrich Grosch, Ulrich Müller, Andreas Walch, Norbert Rieber | 2002-12-10 |
| 6479680 | Method for reacting an organic compound with a hydroperoxide | Peter Bassler, Peter Resch, Norbert Rieber, Wilhelm Ruppel, Joaquim Henrique Teles +3 more | 2002-11-12 |
| 6441234 | Production of formamide using sodium diformylamide | Jurgen Dahlhaus, Jorn Karl, Michael Schulz, Anne Wenzel, Arthur Hohn | 2002-08-27 |
| 6380119 | Method for regenerating a zeolitic catalyst | Georg Heinrich Grosch, Ulrich Müller, Andreas Walch, Norbert Rieber | 2002-04-30 |
| 6375920 | Process for the manufacture of hydrogen peroxide | Martin Fischer, Gerd Kaibel, Achim Stammer, Klemens Flick, Stefan Quaiser +1 more | 2002-04-23 |
| 6194538 | Process for producing polyamides from aminonitriles | Robert A. Weiss, Dieter Krauss, Dieter Keller, Gunter Pipper, Alfons Ludwig +1 more | 2001-02-27 |
| 6127307 | Catalyst composition free from noble metals | Ulrich Müller, Michael Schulz, Laszlo Marosi | 2000-10-03 |
| 6114567 | Preparation of aliphatic alpha, omega-aminonitriles | Klemens Flick, Johann-Peter Melder, Werner Schnurr, Klaus Ebel, Tom Witzel +2 more | 2000-09-05 |
| 6106797 | Gauze catalyst based on titanium or vanadium zeolites and inert gauze fabrics for accelerating oxidation reactions | Ulrich Müller, Franz Josef Brocker, Georg Heinrich Grosch, Hermann Putter, Michael Schulz +1 more | 2000-08-22 |
| 6080883 | Method of simultaneously producing 6-aminocapronitrile and hexamethylenediamine | Werner Schnurr, Guido Voit, Klemens Flick, Johann-Peter Melder, Rolf Fischer | 2000-06-27 |
| 6069281 | Process for producing organic nitrogen compounds, special organic nitrogen compounds and mixtures of such compounds and their use as fuel and lubricant additives | Rudolf Kropp, Wolfgang Siegel, Boris Breitscheidel, Harald Schwahn, Wolfgang Reif | 2000-05-30 |
| 6046359 | Catalysts for the amination of alkylene oxides, alcohols, aldehydes and ketones | Joachim Wulff-Doring, Johann-Peter Melder, Gerhard Schulz, Guido Voit, Gutshoven Frank | 2000-04-04 |
| 5977293 | Process for continuous preparation of homopolymers of ethyleneimine | Ulrich Steuerle, Wolfgang Reuther | 1999-11-02 |
| 5958825 | Catalysts for the amination of alkylene oxides, alcohols, aldehydes and ketones | Joachim Wulff-Doring, Johann-Peter Melder, Gerhard Schulz, Guido Voit, Frank Gutschoven | 1999-09-28 |
| 5919987 | Preparation of alcohols and/or aldehydes | Heinz-Josef Kneuper, Maik Aron, Frank-Michael Korgitzsch, Michael Nilles, Michael Roper +1 more | 1999-07-06 |