Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12340648 | Method for authenticating a banknote having at least one printed area on the substrate thereof | Helene DÖRKSEN, Baris Gün Sürmeli | 2025-06-24 |
| 11941901 | Smartphone or tablet comprising a device for generating a digital identifier of a copy, including at least one print image of a printed product produced in a production system, and method for using this device | Jan Hoffmann, Jan-Friedrich Ehlenbröker, Uwe Mönks | 2024-03-26 |
| 9947163 | Authentication of security documents and mobile device to carry out the authentication | Volker Lohweg, Jan Hoffmann, Helene DÖRKSEN, Roland O. Hildebrand, Jürg Hofmann +1 more | 2018-04-17 |
| 9042632 | Method and system for touchless counting of stacked substrates, especially bundled banknotes | Denis Petker, Volker Lohweg, Thomas Türke, Harald Heinrich Willeke, Johannes Georg Schaede | 2015-05-26 |
| 8781204 | Authentication of security documents, in particular of banknotes | Volker Lohweg, Johannes Georg Schaede | 2014-07-15 |
| 8781205 | Authentication of security documents, in particular banknotes | Stefan Glock, Johannes Georg Scheade, Volker Lohweg | 2014-07-15 |