Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10062471 | Additive formulation suitable for antistatic modification and improving the electrical conductivity of inanimate organic material | Dietmar Posselt, Frank-Olaf Maehling, Arno Lange, Anja Vinckier | 2018-08-28 |
| 9650745 | Oil-in-water emulsions | Wolfgang Gaschler, Christian Holtze | 2017-05-16 |
| 8858838 | Additive formulation suitable for antistatic modification and improving the electrical conductivity of inanimate organic material | Dietmar Posselt, Frank-Olaf Maehling, Arno Lange, Anja Vinckier | 2014-10-14 |
| 8551365 | Additive formulation suitable for antistatic modification and improving the electrical conductivity of inanimate organic material | Dietmar Posselt, Frank-Olaf Maehling, Arno Lange, Anja Vinckier | 2013-10-08 |
| 8454854 | Glycerin-containing antifreezing agent concentrates with corrosion protection | Colin Irwin, Matthias Kiefer | 2013-06-04 |
| 7976998 | Apparatus for the deionization of cooling media for fuel cells | Andreas Fischer | 2011-07-12 |
| 7927505 | Glycerin-containing antifreezing agent concentrates with corrosion protection | Colin Irwin, Matthias Kiefer | 2011-04-19 |
| 7235319 | Method and device for deionizing cooling media for fuel cells | Andreas Fischer | 2007-06-26 |
| 6251366 | Use of dispersions of magneto-ionic particles as MRI contrast media | Michel Robert Anseau, Robert Muller | 2001-06-26 |
| 6074472 | Hydrolytic preparation of titanium dioxide pigments | Harald Jachow, Ekkehard Schwab, Wilma M. Dausch, Karin Sperling, Horst Westenfelder | 2000-06-13 |
| 5929260 | Hydrogenation using magnetic catalysts | Thomas Wettling, Ekkehard Schwab, Jochem Henkelmann | 1999-07-27 |
| 5769937 | High-purity ferromagnetic iron oxide pigments | Ekkehard Schwab, Reinhold Schlegel | 1998-06-23 |
| 5723680 | Preparation of aldehydes | Heinz-Josef Kneuper | 1998-03-03 |
| 5567233 | Process for preparing ballpoint pen pastes with colored metal oxide pigments | Karin H. Beck, Helmut Bellaire, Rainer Dyllick-Brenzinger | 1996-10-22 |
| 5505880 | Magnetorheological Fluid | Ekkehard Schwab, Martin Laun | 1996-04-09 |
| 5500141 | Magnetic ink concentrate | Ekkehard Schwab, Friedrich-Wilhelm Raulfs, Karin H. Beck | 1996-03-19 |
| 5250207 | Magnetic ink concentrate | Ekkehard Schwab, Friedrich-Wilhelm Raulfs, Karin H. Beck | 1993-10-05 |