Issued Patents All Time
Showing 25 most recent of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8333904 | Antifreeze concentrates based on amides, and coolant compositions comprising them and intended for protecting magnesium and magnesium alloys | Karlheinz Schäker | 2012-12-18 |
| 8202444 | Glycol-free aqueous anti-freeze agent containing dicarboxylic salts | Monica Fernandez Gonzalez, Stefan Dambach, Ludwina Machetanz, Uwe Nitzschke | 2012-06-19 |
| 7704406 | Glycol-free aqueous antifreeze compositions comprising dicarboxylic acid salts | Monica Fernandez Gonzalez, Stefan Dambach, Ludwina Machetanz, Uwe Nitzschke | 2010-04-27 |
| 7588695 | Antifreeze concentrates and coolant compositions based on polyglycols and amides for protecting magnesium and the alloys thereof | Stefan Dambach, Gerhard Weiβ | 2009-09-15 |
| 7419617 | Coolant comprising azole derivatives for cooling systems in fuel-cell drives | Stefan Dambach, Ladislaus Meszaros, Uwe Fidorra | 2008-09-02 |
| 7419618 | Coolant comprising azole derivatives for cooling systems in fuel-cell drives | Stefan Dambach, Ladislaus Meszaros, Uwe Fidorra | 2008-09-02 |
| 7409927 | Method and device for cooling an internal combustion engine | Stefan Dambach | 2008-08-12 |
| 7393464 | Cooling agents for cooling systems in fuel cell drives | Ladislaus Meszaros, Stefan Dambach, Uwe Fidorra, Marco Bergemann | 2008-07-01 |
| 7371334 | Cooling agents for cooling systems in fuel cell drives containing azole derivatives | Stefan Dambach, Ladislaus Meszaros, Uwe Fidorra | 2008-05-13 |
| 6818147 | Antifreeze concentrate containing the colorant C.I. Reactive Violet 5 | Ladislaus Meszaros, Uwe Nitzschke, Stefan Dambach | 2004-11-16 |
| 6802988 | Antifreeze concentrates based on dicarboxylic acids, molybdate and triazoles or thiazoles, and coolant compositions comprising them | Ralf Strauss, Jacques Lonchampt | 2004-10-12 |
| 6786940 | Paraffin dispersants with a lubricity effect for distillates of petroleum products | Dieter Hermeling | 2004-09-07 |
| 6783693 | Hydraulic fluids, containing cyclic carboxylic acid derivatives | Bayram Aydin, Uwe Fidorra, Arthur Hohn, Ladislaus Meszaros, Jan Nouwen +3 more | 2004-08-31 |
| 6610797 | Method for producing ethylene copolymers in segmented tubular reactors and utilizing copolymers as a flow improver | Andreas Deckers, Peter Wedel, Wilhelm Weber | 2003-08-26 |
| 6395852 | Flow enhancer for petroleum middle distillates | Dieter Faul, Gabriele Dralle-Voss, Gunnar Schornick | 2002-05-28 |
| 6235069 | Ethylene-vinyl formate copolymers, process for their preparation, their use as flow improvers, and fuel and propellant compositions comprising them | Andreas Deckers, Thomas Ruhl, Hans-Joachim Muller, Roger Klimesch | 2001-05-22 |
| 6099601 | Ethylene-vinyl formate copolymers, process for their preparation, their use as flow improvers, and fuel and propellant compositions comprising them | Andreas Deckers, Thomas Ruhl, Hans-Joachim Muller, Roger Klimesch | 2000-08-08 |
| 6071993 | Paraffin dispersants for crude oil middle distillates | Ljiljana Uzelac, Dieter Faul, Gabriele Dralle-Voss | 2000-06-06 |
| 5766273 | Polymer blends and their use as additives for mineral oil middle distillates | Gabriele Dralle-Voss, Knut Oppenlander, Dieter Faul, Wolfgang Kasel | 1998-06-16 |
| 5767202 | Modified copolymers suitable as paraffin dispersants, their preparation and use and mineral oil middle distillates containing them | Gabriele Dralle-Voss, Knut Oppenlander, Dieter Faul, Joachim Roser, Heinrich Hartmann | 1998-06-16 |
| 5747616 | Ethylene-based copolymers and their use as flow improvers in mineral oil middle distillates | Hans-Joachim Muller, Albin Berger, Dieter Littmann, Roger Klimesch, Knut Oppenlander +3 more | 1998-05-05 |
| 5726266 | Copolymers based on diketenes, ethylenically unsaturated dicarboxylic acids or dicarboxylic acid derivatives and ethylenically unsaturated hydrocarbons | Dieter Faul, Joachim Roser, Heinrich Hartmann, Gabriele Dralle-Voss, Knut Oppenlander | 1998-03-10 |
| 5684108 | Ethylene-based copolymers and their use as flow improvers in mineral oil middle distillates | Hans-Joachim Muller, Albin Berger, Dieter Littmann, Roger Klimesch, Knut Oppenlander +3 more | 1997-11-04 |
| 5663435 | Reaction products of aminoalkylenecarboxylic acids and mineral oil middle distillates which contain them | Gabriele Dralle-Voss, Knut Oppenlander, Klaus Barthold, Wolfgang Kasel | 1997-09-02 |
| 5554578 | Oxime ether derivatives, their preparation and fungicides containing these derivatives | Siegbert Brand, Franz Schuetz, Thomas Kuekenhoehner, Franz Roehl, Eberhard Ammermann +1 more | 1996-09-10 |