Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6656259 | Multilayered interference pigments | Helge Kniess, Peter Reynders | 2003-12-02 |
| 6648957 | Multilayer nacreous pigment | Stephanie Andes, Gerald Fuchs-Pohl | 2003-11-18 |
| 6602340 | Transparent medium with angular-selective transmitting or reflecting properties | Christina Schank, Alexandra BROWNFIELD, Joachim Weitzel, Wolfgang Hechler | 2003-08-05 |
| 6596070 | Interference pigments | Christoph Schmidt, Christina Schank, Sabine Schoen | 2003-07-22 |
| 6552102 | Pigment flakes | Eike Poetsch, Matthias Kuntz, Stephan Derow, David Coates | 2003-04-22 |
| 6517628 | Pigment mixture | Ralf Anselmann, Sabine Schoen | 2003-02-11 |