Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7427029 | Valuable document comprising a security element and method for producing said valuable document | Arnim Franz-Burgholz, Hans Demanowski, Daniel Grammlich, Manfred Paeschke, Konstantin Pötschke +1 more | 2008-09-23 |
| 7248730 | Certified paper discriminating apparatus | Toru Matsui, Benedikt Ahlers, Roland Gutmann, Frank Kappe | 2007-07-24 |
| 7242796 | Certified paper and an apparatus for discriminating the genuineness thereof | Toru Matsui, Benedikt Ahlers, Roland Gutmann, Frank Kappe | 2007-07-10 |
| 7092583 | Apparatus and method for detecting the authenticity of secured documents | Benedikt Ahlers, Arnim Franz-Burgholz, Oliver Muth, Manfred Paeschke, Hans Zerbel | 2006-08-15 |
| 6841092 | Anti-stokes fluorescent compositions and methods of use | Manfred Paeschke, Benedikt Ahlers, Oliver Muth, Arnim Franz-Burgholtz, Wolfgang Schmidt +2 more | 2005-01-11 |
| 6784441 | Handsensor for authenticity identification of signets on documents | Benedikt Ahlers, Roland Gutmann, Arnim Franz-Burgholz, Manfred Paeschke, Peter Halter +2 more | 2004-08-31 |
| 6741336 | Sensor for authenticity identification of signets on documents | Benedikt Ahlers, Roland Gutmann, Arnim Franz-Burgholz, Manfred Paeschke, Peter Halter | 2004-05-25 |
| 6686074 | Secured documents identified with anti-stokes fluorescent compositions | Oliver Muth, Helge Brockmann, Wolfgang Schmidt, Gabriele Brauer, Manfred Paeschke +3 more | 2004-02-03 |
| 6659351 | Electric effect-based security feature on security documents and on documents of value-proof process belonging thereto | Frank Kappe | 2003-12-09 |
| 6600416 | Device for validating authenticity features on documents of value and security documents | Frank Kappe, Benedikt Ahlers, Roland Gutmann, Arnim Franz-Burgholz | 2003-07-29 |