Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7331998 | Liquid formulations of direct dyes | Juergen Decker, Gero Nordmann, Ingo Klopp, Gunter-Rudolf Schroeder, Helmut Reichelt | 2008-02-19 |
| 5371232 | Preparation of 2-(4-aminophenyl)benzothiazole compounds | Guido Kuth, Paul Guenthert, Erwin Hahn | 1994-12-06 |