Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659351 | Electric effect-based security feature on security documents and on documents of value-proof process belonging thereto | Anett Bailleu | 2003-12-09 |
| 6600416 | Device for validating authenticity features on documents of value and security documents | Benedikt Ahlers, Roland Gutmann, Arnim Franz-Burgholz, Anett Bailleu | 2003-07-29 |
| 6530527 | Value or security product with luminescent security elements and method for the production and use thereof in respect to visual and machine-operated detection of authenticity | Benedikt Ahlers, Arnim Franz-Burgholz, Roland Gutmann, Wolfgang Schmidt | 2003-03-11 |