Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6080232 | Spherical color pigments, process for their production and use thereof | Ralph Brandes, Hauke Jacobsen, Stipan Katusic, Andreas Schulz | 2000-06-27 |
| 6077797 | Green decoration coloring substance for high-temperature firing, process for its production and use thereof | Katia Jackow, Stephan Ludwig, Dietrich Speer, Kai Dorer | 2000-06-20 |
| 6074754 | Spherical pigments, process for producing them and use thereof | Hauke Jacobsen, Werner Hartmann, Stipan Katusic, Andreas Schulz, Norbert Giesecke +1 more | 2000-06-13 |