Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10322601 | Security element with effect pigments and an embossing structure and method for the production thereof | Christoph Mengel, Peter Franz, Karlheinz Mayer, Christian Fuhse, Stefan Bichlmeier +2 more | 2019-06-18 |
| 9821593 | Reliefed card-shaped data carrier | Michael Ruhland-Bauer, Harald Reiner, Karlheinz Mayer | 2017-11-21 |
| 9669647 | Security element comprising a plurality of optically variable structures | Karlheinz Mayer, Peter Franz | 2017-06-06 |