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, Reiner Vogt +2 more | 2004-08-17 |
| 6727308 | Laser-markable plastics | Dieter Heinz, Reiner Delp, Gerhard Pfaff, Matthias Kuntz | 2004-04-27 |
| 6719838 | Colored interference pigments | Lilia Heider, Manuela Loch, Nicole Schupp | 2004-04-13 |