Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10019626 | Method for authenticating a security element, and optically variable security element | Andreas Schilling, Uwe Frieser, Benno Schmitzer, Wayne Robert Tompkin, Jurgen Metzger +1 more | 2018-07-10 |