Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10076921 | Document with hologram, and method of producing same | Irina Menz, Andreas Wanke, Gunther Dausmann, Hugues Souparis | 2018-09-18 |
| 10031480 | Method for producing security elements by the individualization of volume holograms and security elements produced therewith | Irina Menz | 2018-07-24 |