Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9464038 | Method for producing specific oximes and oximethers | Albert Schnatterer, Martin Littmann, Ulrich Philipp, Juergen Ludwig, Constantin Frerick +1 more | 2016-10-11 |
| 9365586 | Method for producing dithiine tetracarboximides | Thomas Himmler, Thomas Geller, Lars Rodefeld, Mark James Ford, Guenter Hoemberger | 2016-06-14 |
| 9202165 | Device for counting objects fed as bulk material | — | 2015-12-01 |
| 8642161 | Optically variable security element | Matthias Kuntz, Ute Honeit, Burkhard Krietsch | 2014-02-04 |
| 8536357 | Process for heterogeneously catalysed esterfication of fatty acids | Wulf Dietrich, Leslaw Mleczko, Shaibal Roy, Heinrich Morhenn, Robert Tyron Hanlon | 2013-09-17 |
| 8299282 | Continuous method for the heterogenically catalyzed esterification of fatty acids | Leslaw Mleczko, Shaibal Roy, Heinrich Morhenn, Wulf Dietrich | 2012-10-30 |
| 7887849 | Pigment mixture | Ralf Anselmann, Klaus Boehm, Sabine Schoen | 2011-02-15 |
| 7435319 | Process for the mild distillative separation of mixtures | Ludwig Deibele, Jan Thomas Leu, Johannes-Peter Schafer, Kai Fahrenkamp, Wolfgang Scheinert +2 more | 2008-10-14 |
| 7410685 | Infrared-reflective material comprising interference pigments having higher transmission in the visible region than in the NIR region | Silvia Rosenberger, Guido Olbers | 2008-08-12 |
| 6727308 | Laser-markable plastics | Helge Kniess, Reiner Delp, Gerhard Pfaff, Matthias Kuntz | 2004-04-27 |
| 6673329 | Process for preparing fluorosulfonic acid having low contents of low-boiling compounds | Andreas Bulan, Michael Batz, Kasper Hallenberger | 2004-01-06 |
| 6599355 | Interference pigments with great color strength | Christoph Schmidt, Klaus Bernhardt, Sabine Schoen | 2003-07-29 |
| 6579355 | Interference pigments | Christoph Schmidt, Klaus Bernhardt | 2003-06-17 |
| 6489502 | Process for preparing phosphoric acid esters | Nikolaus Janke, Manfred Pieroth, Werner Bäcker | 2002-12-03 |
| 6420465 | Process for preparing phosphoric acid esters | Nikolaus Janke, Reinhard Pech, Andreas Chrisochoou, Werner Bäcker, Kaspar Hallenberger | 2002-07-16 |
| 6376577 | Laser-markable plastics | Helge Kniess, Reiner Delp, Gerhard Pfaff, Matthias Kuntz | 2002-04-23 |
| 6291551 | Laser-markable plastics | Helge Kniess, Reiner Delp, Gerhard Pfaff, Matthias Kuntz | 2001-09-18 |
| 6229018 | Process for the preparation of nicotinic acid | Wolfgang Holderich, Steffen Krill, Wolfgang Bock, Klaus Huthmacher | 2001-05-08 |
| 5821391 | Process for preparing 3-oxyalkylpropan-1-ols | Wolfgang Holderich, Marcus Paczkowski, Thomas Kaiser | 1998-10-13 |
| 5785962 | Hair shampoo | Sabine Hinz | 1998-07-28 |
| 5780687 | Process for preparing 3-oxyalkylpropan-1-ols | Wolfgang Holderich, Marcus Paczkowski, Thomas Kaiser | 1998-07-14 |
| 5780686 | Process for preparing 4-oxa-amines | Wolfgang Holderich, Marcus Paczkowski | 1998-07-14 |
| 5753026 | Process for the preparation of inclusion pigments | Mathias Kuntz, Hubert Linne, Joachim Weitzel, Rodney Riddle | 1998-05-19 |
| 5672200 | Pigment preparation and its use | Heinz Mohr, Joachim Weitzel | 1997-09-30 |
| 5409628 | Hair shampoo | Sabine Hinz | 1995-04-25 |