Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9827802 | Security element, value document comprising such a security element, and method for producing such a security element | Christian Fuhse, Andreas Rauch, Wittich Kaule | 2017-11-28 |
| 9697456 | Optically variable security element | André Gregarek, Josef Schinabeck, Winfried Hoffmuller | 2017-07-04 |