Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12151500 | Optically variable security element | Martin Imhof, Raphael Dehmel, Andrea Hofstetter | 2024-11-26 |
| 11511559 | Optically variable security element | Christian Fuhse, Martin Imhof, Angelika Keck-Angerer, Walter Dorfler, Peter Franz | 2022-11-29 |
| 8100436 | Data support with an optically variable structure | Roger Adamczyk, Christof Baldus, Karlheinz Mayer, Peter Franz | 2012-01-24 |