Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7847073 | Method for producing a liquid formulation of salts of sulphonic-acid azo dyes | Gunter-Rudolf Schroeder, Helmut Reichelt, Ingo Klopp, Armin Diefenbacher, Hartwig Voss | 2010-12-07 |
| 7728072 | Epichlorohydrin amine polymers used for treating the surface of leather | Gerhard Wolf, Stephan Hueffer, Guenter Scherr, Oliver Reese | 2010-06-01 |
| 7331998 | Liquid formulations of direct dyes | Gero Nordmann, Ingo Klopp, Gunter-Rudolf Schroeder, Helmut Reichelt, Christoph Bomba | 2008-02-19 |
| 7182789 | Stabilised compositions containing polyfunctional aziridine compounds as hardening constituents | Stefan Adams | 2007-02-27 |