Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12136310 | Optical sensor for examining valuable documents | — | 2024-11-05 |
| 10950080 | Methods and device for checking value documents | Jan Domke, Hans-Uwe Moosler | 2021-03-16 |
| 8616584 | Value document, production and verification of value documents | Ulrich Scholz, Gregor Grauvogl, Ulrich Magg, Thomas Giering, Franz Muller | 2013-12-31 |
| 8510062 | Method for assessing a state of a document of value with regard to limpness using ultrasound, and means for carrying out the method | Jan Domke, Stefan Kokrhoun, Franz Muller | 2013-08-13 |
| 8212205 | Device and method for verifying valuable documents | Thomas Giering, Helmut Steidl, Dieter Stein | 2012-07-03 |
| 8139839 | Apparatus for checking the authenticity of banknotes | Thomas Giering, Franz Muller, Wolfgang Rapf, Dieter Stein, Wolfgang Deckenbach +1 more | 2012-03-20 |
| 7504632 | Apparatus for checking banknotes | Bernd Wunderer, Norbert Holl, Dieter Stein | 2009-03-17 |
| 6937322 | Methods and devices for testing the color fastness of imprinted objects | Christoph Gerz | 2005-08-30 |
| 6918482 | Device and method for verifying the authenticity of banknotes | — | 2005-07-19 |
| 6917040 | Method and apparatus for recognizing foreign material on bank notes | Jan Domke, Jurgen Schutzmann, Bernd Wunderer, Ulrich Schanda, Hans-Uwe Richter +1 more | 2005-07-12 |
| 4803569 | Write enable ring sensing arrangement for a magnetic tape reel | Ernst Kegler, Konrad Svenka | 1989-02-07 |