Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5362315 | Pigments whose color depends on the viewing angle, their preparation and use | Christoph Muller-Rees, Jürgen Stohrer, Franz-Heinrich Kreuzer, Silvia Jung, Franz Csellich | 1994-11-08 |