Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10066075 | Pigments based on bismuth compounds | Helge Kniess, Franciscus Gerardus Henricus Van Duijnhoven | 2018-09-04 |
| 9944778 | Microspheres | Franciscus Gerardus Henricus Van Duijnhoven | 2018-04-17 |
| 9890287 | Pigments | Helge Kniess, Franciscus Gerardus Henricus Van Duijnhoven | 2018-02-13 |