Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4985078 | Thermostable zinc ferrite color pigments containing 0.05-0.5 wt % lithium, a process for their preparation and their use | Jakob Rademachers, Volker Wilhelm, Wilfried Burow | 1991-01-15 |
| 4249953 | Air pore lacquers containing white pigments or white fillers | Hans G. Volz | 1981-02-10 |