Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10689505 | Microspheres | Ulrich QUITTMANN, Volker Wilhelm | 2020-06-23 |
| 7202288 | Laser-markable pigments containing an absorber coated with a marker | Helge Kniess, Gerhard Pfaff, Matthias Kuntz, Reiner Delp | 2007-04-10 |