Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11746240 | Interference pigments | Stephanie Andes, Ulrich Schoenefeld, Thomas KRASEMANN, Martina Welsch, Ralf Schweinfurth +1 more | 2023-09-05 |
| 5320781 | Conductive pigment | Otto Stahlecker, Ralf Glausch, Gerhard Pfaff, Manfred Kieser, Wilhelm Gobel | 1994-06-14 |