Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8119752 | Method for producing ethylene copolymers | Frank-Olaf Mähling, Thomas Zelinski | 2012-02-21 |
| 7511107 | Ethylene terpolymer waxes, their preparation and their use | Andreas Fechtenkotter, Katrin Zeitz, Michael Ehle, Andreas Deckers | 2009-03-31 |
| 7094827 | Thixotropic agents comprising ethylene terpolymer waxes | Andreas Fechtenkotter, Lars Wittkowski, Katrin Zeitz, Michael Ehle, Siegfried Gast +1 more | 2006-08-22 |
| 6624333 | Method for producing bisphenol alcoxylates | Stefan Koser, Klaus Mundinger, Arend Jouke Kingma, Toni Dockner | 2003-09-23 |
| 6509012 | Aqueous cationic tenside preparations, method for the production and use thereof | Peter Hossel, Michael Zirnstein, Walter Schunter, Friedrich Wirsing, Knut Oppenlander | 2003-01-21 |
| 5766273 | Polymer blends and their use as additives for mineral oil middle distillates | Gabriele Dralle-Voss, Knut Oppenlander, Bernd Wenderoth, Dieter Faul | 1998-06-16 |
| 5672721 | Preparation of low-solvent alkyl diketenes | Roland Ettl, Matthias Fankhänel, Wolfgang Reuther | 1997-09-30 |
| 5663435 | Reaction products of aminoalkylenecarboxylic acids and mineral oil middle distillates which contain them | Gabriele Dralle-Voss, Knut Oppenlander, Klaus Barthold, Bernd Wenderoth | 1997-09-02 |
| 5376155 | Mineral oil middle distillate compositions | Gabriele Dralle-Voss, Knut Oppenlaender, Klaus Barthold, Bernd Wenderoth | 1994-12-27 |