Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8081359 | Anti-counterfeit security and methods for its production and verification | Martin Eichenberger | 2011-12-20 |
| 7699351 | Security document with a volume hologram forming a partial motif | Martin Eichenberger | 2010-04-20 |