Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8796365 | Thermoplastic molding materials comprising organic black pigments | Christian Maletzko, Rüdiger Bluhm, Bernd Trotte, Gunter Scherer | 2014-08-05 |
| 7449239 | Coated metallic luster pigments for pigmenting high molecular weight materials | Oliver Seeger, Norbert Mronga, Gunter Etzrodt | 2008-11-11 |
| 6890377 | Thermochromic rylene dyes | Matthias Krieger, Stefan Becker, Klaus Müllen | 2005-05-10 |
| 6878825 | Rylene derivatives and their use as dyes | Matthias Krieger, Erik Reuther, Klaus Müllen | 2005-04-12 |
| 6727318 | Method for producing aqueous polymer dispersions containing colorants | Klemens Mathauer, Walter Machtle, Peter Rossmanith, Sabine Kielhorn-Bayer, Klaus Müllen +11 more | 2004-04-27 |
| 6541032 | Use of finely divided dye-containing polymers PD as color-imparting constituent in cosmetic compositions | Monika Medelnick, Ellen Pfrommer, Thorsten Clemens, Peter Erk, Sabine Kielhorn-Bayer +8 more | 2003-04-01 |
| 6533857 | Gloss pigments comprising an absorbent low-refractive coating | Raimund Schmid, Oliver Seeger, Norbert Mronga, Thorsten Clemens | 2003-03-18 |
| 6486319 | Thermochromic rylene dyes | Heinrich Schmeisser, Stefan Becker, Klaus Müllen | 2002-11-26 |
| 6326494 | 1,7-Diaroxy- or 1,7-arylthio-substituted perylene-3,4,9,10-tetracarboxylic acids, their dianhydrides and diimides | Harald Arms, Georg Henning, Peter Blaschka | 2001-12-04 |
| 6184378 | 1,7-disubstituted perylene-3,4,9,10-tetracarboxylic acids, their dianhydrides and diimides | Harald Arms, Georg Henning, Peter Blaschka | 2001-02-06 |
| 6143905 | 1,7-diaroxy- or 1,7-arylthio-substituted perylene-3,4,9,10-tetracarboxylic acids, their dianhydrides and diimides | Harald Arms, Georg Henning, Peter Blaschka | 2000-11-07 |
| 6124458 | Substituted quaterrylene tetracarboxylic acid diimides | Klaus Muellen, Heribert QUANTE | 2000-09-26 |
| 6099636 | N,N'-dimethylperylene-3,4,9,10-tetracarboxylic acid diimide pigments suitable for water-based paints | Georg Henning, Peter Blaschka | 2000-08-08 |
| 6063181 | 1,7-disubstituted perylene-3,4,9, 10-tetracarboxylic acids, their dianhydrides and diimides of said acids | Harald Arms, Georg Henning, Peter Blaschka | 2000-05-16 |
| 5986099 | Substituted quaterrylene tetracarboxylic acid diimides | Klaus Müllen, Heribert QUANTE | 1999-11-16 |
| 5808073 | Preparation and purification of perylene-3,4-dicarbimides | Willi Helfer | 1998-09-15 |