Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11299636 | Effect pigments based on artificially produced substrates with a narrow size distribution | Günter Kaupp, Ulrich Schmidt, Dirk Schumacher | 2022-04-12 |
| 11230643 | Pearlescent pigments based on fine and thin substrates | Michael Gruener, Ulrich Schmidt, Günter Kaupp, Peter Krueger, Jens Depner +2 more | 2022-01-25 |