Issued Patents 2023
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11807029 | Method for producing an optically variable security element | Andreas Rauch, Winfried Hoffmuller | 2023-11-07 |
| 11654709 | Optically variable security element having reflective surface region | Kai Herrmann SCHERER, Maik Rudolf Johann SCHERER, Raphael Dehmel, Michael Rahm, Giselher Dorff +2 more | 2023-05-23 |
| 11623465 | Optically variable security element having reflective surface region | Kai Hermann Scherer, Maik Rudolf Johann SCHERER, Raphael Dehmel, Michael Rahm, Giselher Dorff +2 more | 2023-04-11 |
| 11602949 | Method for manufacturing a value document, value document and printing device | Karlheinz Mayer, Maik Rudolf Johann SCHERER, Kai Hermann Scherer, Raphael Dehmel, Christian Fuhse +6 more | 2023-03-14 |