Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6620233 | Goniochromatic luster pigments which are based on titanium dioxide-coated siliceous platelets heated in a reductive atmosphere | Raimund Schmid, Norbert Mronga, Jorg Adel | 2003-09-16 |
| 6533857 | Gloss pigments comprising an absorbent low-refractive coating | Raimund Schmid, Arno Bohm, Norbert Mronga, Thorsten Clemens | 2003-03-18 |