Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11072840 | Use of hydrophobically associating copolymers as binders for pelletizing metal containing ores | Adrian Mauricio Villanueva Berindoague, Alexej Michailovski, Sylvia von Krog, Dominic Rene Bechen, Rainer Packe-Wirth +1 more | 2021-07-27 |
| 8524643 | Surfactant mixtures for tertiary oil recovery | Juergen Huff, Guenter Oetter, Angelika Kuehnle, Susanne Petrovic, Marcus Guzmann +1 more | 2013-09-03 |
| 8053396 | Surfactant mixtures for tertiary oil recovery | Jürgen Huff, Günter Oetter, Angelika Kühnle, Susanne Petrovic, Marcus Guzmann +1 more | 2011-11-08 |
| 7728063 | Copolymers comprising N-heterocyclic groups, and use thereof as an additive in detergents | Pia Baum, Tanja Seebeck, Marcus Guzmann | 2010-06-01 |
| 7645345 | Use of copolymers containing sulfonic acid groups, as an additive in detergents and cleansers | Pia Baum, Kathrin Michl, Franz Weingart, Stephan Nied | 2010-01-12 |
| 7622428 | Use of aqueous dispersions for tertiary mineral oil production | Jürgen Huff, Marcus Guzmann, Pulakesh Mukherjee, Peter Poganiuch | 2009-11-24 |
| 7459513 | Acrylic-acid-based homopolymers comprising taurine modified for the treatment of water | Marcus Guzmann, Karl-Heinz Buechner, Pia Baum | 2008-12-02 |
| 7405263 | Polymer for water treatment | Pia Baum, Erich Lutz, Marcus Guzmann, Karl-Heinz Buechner | 2008-07-29 |
| 6849703 | Water-soluble polymers of esters made from acrylic acid and alkylpolyalkylene glycols | Matthias Kroner, Karl-Heinz Buchner | 2005-02-01 |
| 6811673 | Method for electrolytic galvanizing using electrolytes containing alkane sulphonic acid | Jens Haas, Werner Hesse, Hans-Ulrich Jager | 2004-11-02 |
| 6403800 | Synthesis of 1-(2-sulfoethyl)-pyridinium betaine | Elisabeth Kappes, Rudi Kroner, Norbert Wagner, Soren Hildebrandt, Thomas Bogenstätter | 2002-06-11 |
| 6146704 | Use of aqueous polymer dispersions for protecting metallic surfaces against corrosion | Arend Jouke Kingma, Ulrich Schröder | 2000-11-14 |
| 5922469 | Materials suitable as crosslinkable binder components | Thomas Wunsch, Ria Kress, Norbert Schneider, Albert Kohl, August Lehner +1 more | 1999-07-13 |
| 5756637 | Polymeric materials suitable as dispersing resins | Josef Schelble, August Lehner, Franz Weingart, Albert Kohl, Ria Kress +1 more | 1998-05-26 |
| 5574130 | Functionalized polylactide | Lukas Haeussling | 1996-11-12 |
| 5556918 | Polymeric materials suitable as dispersing resins | August Lehner, Alfred Lindner, Hermann Graf, Michael Bobrich, Ria Kress +3 more | 1996-09-17 |
| 5552229 | Magnetic recording medium containing magnetic material dispersed in a polyurethaneurea-polyurethane binder | Attila Vass, Werner Loch, August Lehner, Werner Lenz, Norbert Schneider | 1996-09-03 |
| 5543226 | Magnetic recording media | Michael Bobrich, August Lehner, Hermann Roller, Rudolf Suettinger, Ria Kress +6 more | 1996-08-06 |
| 5473042 | Materials suitable as crosslinkable binder components | Thomas Wunsch, August Lehner, Albert Kohl | 1995-12-05 |
| 5424132 | Magnetic recording media | Michael Bobrich, Ria Kress, Milena Melzer, Norbert Schneider | 1995-06-13 |
| 5330784 | Process of producing a flexible magnetic recording media having a backing coating | Michael Bobrich, Hermann Roller | 1994-07-19 |
| 5266407 | Magnetic recording media | Uwe Keppeler, Michael Bobrich, Helmut Auweter, Rudolf Suettinger, Albert Kohl +2 more | 1993-11-30 |
| 5266408 | Magnetic recording media | Uwe Keppeler, Hermann Dikow, Helmut Auweter, Michael Bobrich, Jochen Rudolph +3 more | 1993-11-30 |