Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6174359 | Ceramic decoration coloring substances with increased color saturation comprising zirconium pigments, process for their production and their use | Dietrich Speer, Adalbert Huber | 2001-01-16 |
| 6103312 | Process for the production of decorated tableware with increased resistance to scratches caused by cutlery | Adalbert Huber, Dietrich Speer, Gabriele Wachowitz | 2000-08-15 |
| 5061658 | Orange decorative paint without noxious substances | Kai Dorer | 1991-10-29 |