Issued Patents 2021
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11148447 | Intaglio printing ink, printing process and printed article | Stephan Steinlein, Thomas Giering | 2021-10-19 |
| 11148457 | Value document having security marking with varying decay time and method for identifying the security marking | — | 2021-10-19 |
| 10995231 | Security pigment, luminescent polymer resin and method for producing same | Axel Schlossbauer | 2021-05-04 |
| 10988629 | Core-shell particle-based security pigment and method for production thereof | Axel Schlossbauer | 2021-04-27 |
| 10981406 | Security feature | Kai Uwe Stock | 2021-04-20 |
| 10953684 | Pigment system, luminescent dye system, and value document | Axel Schlossbauer, Thomas Giering | 2021-03-23 |