Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6632275 | Pigment mixture | Sabine Schoen, Norbert Schül, Karl Osterried, Johann Munz | 2003-10-14 |
| 6632276 | Conductive pigments | — | 2003-10-14 |
| 6630018 | Colored and coated plateletlike pigments | Gerd Bauer, Karl Osterried, Christoph Schmidt, Helge Kniess, Michael Uhlig +2 more | 2003-10-07 |
| 6508876 | Colored interference pigment | Klaus Bernhardt, Hans-Dieter Bruckner, Karl Osterried | 2003-01-21 |