Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8927669 | Copolymers, method for producing them and their use for treating surfaces | Thomas Pfeiffer, Helmut Witteler, Frank Dietsche, Thomas Heidenfelder, Frank-Olaf Mähling +2 more | 2015-01-06 |
| 8629227 | Modified polyvinyllactams | Frank Fischer, Ludger Wegmann, Stephan Bauer, Harald Meyer, Son Nguyen Kim | 2014-01-14 |
| 8063266 | Method using a dry fluidized bed for producing thin, absorbent surface structures | Wolfgang Heider, Jurgen Hofmann, Mariola Wanior, Rüdiger Funk, Ulrike Licht | 2011-11-22 |
| 7511107 | Ethylene terpolymer waxes, their preparation and their use | Andreas Fechtenkotter, Katrin Zeitz, Andreas Deckers, Wolfgang Kasel | 2009-03-31 |
| 7250093 | Method using a dry fluidised bed for producing thin, absorbent surface structures | Wolfgang Heider, Jurgen Hofmann, Mariola Wanior, Rüdiger Funk, Ulrike Licht | 2007-07-31 |
| 7226489 | Gasoline additives for reducing the amount of internal combustion engine intake valve deposits and combustion chamber deposits | Simon R. Kelemen, Michael Siskin, Kenneth D. Rose, Harald Schwahn, Marco Bergemann +1 more | 2007-06-05 |
| 7204863 | Gasoline additives for reducing the amount of internal combustion engine intake valve deposits and combustion chamber deposits | Simon R. Kelemen, Michael Siskin, Kenneth D. Rose, Harald Schwahn, Marco Bergemann +1 more | 2007-04-17 |
| 7094827 | Thixotropic agents comprising ethylene terpolymer waxes | Andreas Fechtenkotter, Lars Wittkowski, Katrin Zeitz, Siegfried Gast, Wolfgang Kasel +1 more | 2006-08-22 |
| 6703523 | Zwitterionic polyetherpolyamines and process for their production | Dieter Boeckh, Oliver Borzyk, Ralf Norenberg, Eugene Paul Gosselink, Jeffrey Scott Dupont +3 more | 2004-03-09 |
| 6673890 | Zwitterionic polyamines and process for their production | Dieter Boeckh, Oliver Borzyk, Ralf Noerenberg, Eugene Paul Gosselink, Jeffrey Scott Dupont +3 more | 2004-01-06 |
| 6579846 | Acylated polymeric polyamines | Michael Zirnstein, Günter Oetter, Kristin Tiefensee, Knut Oppenlander, Jürgen Decker | 2003-06-17 |
| 6573228 | Laundry detergent compositions comprising fabric enhancement polyamines | Janet Sue Littig, Dieter Boeckh, Oliver Borzyk, Frederick Anthony Hartman, John Cort Severns +1 more | 2003-06-03 |
| 6566323 | Laundry detergent compositions comprising fabric enhancement polyamines | Janet Sue Littig, Dieter Boeckh, Oliver Borzyk, Frederick Anthony Hartman, John Cort Severns +1 more | 2003-05-20 |
| 6562779 | Preparation of emulsifiable ethylene polymers | Lars Wittkowski, Andreas Deckers, Wilhelm Weber, Stefan Weiss, Siegfried Gast | 2003-05-13 |
| 6551986 | Fabric enhancement compositions | Janet Sue Littig, Dieter Boeckh, Oliver Borzyk, Frederick Anthony Hartman, John Cort Severns +1 more | 2003-04-22 |
| 6545067 | Additives for mineral building materials containing cement | Karl-Heinz Buchner, Johannes Perner, Knut Oppenlander, Markus Hartmann, Wolfgang H. H. Gunther +1 more | 2003-04-08 |
| 6531438 | Rinse-added fabric care compositions comprising low molecular weight linear and cyclic polyamines | Janet Sue Littig, Dieter Boeckh, Oliver Borzyk, Serge Gabriel Pierre Roger Cauwberghs, Neil James Gordon +7 more | 2003-03-11 |
| 6525013 | Fabric care and laundry compositions comprising low molecular weight linear or cyclic polyamines | Janet Sue Littig, Dieter Boeckh, Oliver Borzyk, Serge Gabriel Pierre Roger Cauwberghs, Neil James Gordon +7 more | 2003-02-25 |
| 6300304 | Propoxylated/ethoxylated polyalkyleneimine dispersants | Dieter Boeckh, Angelika Funhoff, Jurgen Mohr, James Albert Cleary, Shulin Zhang +1 more | 2001-10-09 |
| 6267936 | Method for effecting solvent extraction of metal ions using hydrocarbon soluble aminomethylene phosphonic acid compounds | Francisco Delmas, Carlos Nogueira, Knut Oppenlander | 2001-07-31 |
| 6156720 | Propoxylated/ethoxylated polyalkyleneimine dispersants | Dieter Boeckh, Angelika Funhoff, Jurgen Mohr, James Albert Cleary, Shulin Zhang +1 more | 2000-12-05 |
| 6063286 | Modified, fine-particle, water-insoluble aziridine polymer and use therefore for removing heavy metals from aqueous solution | Ulrich Steuerle, Wolfgang Reuther, Hubert Meixner, Thomas Greindl, Rainer Betz | 2000-05-16 |
| 5795482 | Use of hydrocarbon-soluble aminomethylene phosphonic acid derivatives in the solvent extraction of iron ions from aqueous solutions | Knut Oppenlander | 1998-08-18 |