Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6776835 | Multilayer pigments based on coated metal platelets | Stephanie Andes, Sabine George, Margarete Herbski, Peter Reynders, Johann Dietz +2 more | 2004-08-17 |
| 6773499 | Pigment mixture | Sabine Schoen, Norbert Schül, Karl Osterried, Johann Munz | 2004-08-10 |
| 6702885 | Pigment preparation and its use especially in printing inks | Sabine Schoen, Norbert Schül, Karl Osterried, Gerhard Herget | 2004-03-09 |