Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8486884 | Method for producing granular or powdery detergent compositions | Tanja Seebeck | 2013-07-16 |
| 5656646 | Mixtures of polymers of monoethylenically unsaturated dicarboxylic acids and polymers of ethylenically unsaturated monocarboxylic acids and/or polyaminocarboxylic acids and their use | Johannes Perner, Paul Diessel, Walter Denzinger, Heinrich Hartmann, Matthias Kroner | 1997-08-12 |
| 5206443 | Alkanediol bisacetals | Richard Baur, Alfred Oftring, Johannes Perner, Gerhard Wolf | 1993-04-27 |
| 5177222 | 1,1-dialkoxy-2-oxo-6-aryl-3,5-alkadienes | Joachim Paust, Karin Sperling-Vietmeier, Rainer Becker | 1993-01-05 |