Issued Patents 2025
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12403717 | Method for producing a data carrier having a luminescent security element, and data carrier | Thomas Happ, Stephan Steinlein, Johann Kecht, Kai Uwe Stock, Sina SCHOLZ-RIECKE | 2025-09-02 |
| 12384190 | Valuable document having a substrate element and a foil element, and method for classifying a valuable document | Henning GEISELER, Thomas Happ | 2025-08-12 |
| 12387546 | Method and device for testing a substrate with a luminescent substance | Wolfgang Rauscher, Peter Kersten | 2025-08-12 |