Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12331464 | Electrically conductive paper structure, method for manufacturing same and use | Rudolf Seidler, Daniel Lenssen, Christoph HUNGER, Erwin Bacher | 2025-06-17 |
| 12305041 | Method for producing platelet-shaped pigments | Kai Herrmann SCHERER, Michael SOBOL, Sebastian Wetter, Florian Frohlich, Manfred Heim +4 more | 2025-05-20 |
| 12129386 | Production of pigments having a defined size and shape | Kai Herrmann SCHERER | 2024-10-29 |
| 11802212 | Method for producing pigment fragments with a predefined internal and/or external contour using a crack-forming layer, and pigment fragments | Kai Herrmann SCHERER, Raphael Dehmel, Christoph HUNGER | 2023-10-31 |
| 11745474 | Composite glass with an intermediate film that changes colour depending on the viewing angle | Raphael Dehmel, Kai Herrmann SCHERER, Daniel Lenssen, Michael Rahm, Mario Keller | 2023-09-05 |
| 11702548 | Method for producing pigment fragments with a predefined internal and/or external contour, and pigment fragments | Christian Fuhse, Manfred Heim, Patrick Renner, Michael Rahm, Thomas Mang +3 more | 2023-07-18 |
| 11654709 | Optically variable security element having reflective surface region | Kai Herrmann SCHERER, Raphael Dehmel, Michael Rahm, Giselher Dorff, Andreas Rauch +2 more | 2023-05-23 |
| 11623465 | Optically variable security element having reflective surface region | Kai Hermann Scherer, Raphael Dehmel, Michael Rahm, Giselher Dorff, Andreas Rauch +2 more | 2023-04-11 |
| 11618276 | Lens pigment, method for producing the same, valuable document and printing ink | Matthias Pfeiffer, Christian Fuhse | 2023-04-04 |
| 11602949 | Method for manufacturing a value document, value document and printing device | Tobias Sattler, Karlheinz Mayer, Kai Hermann Scherer, Raphael Dehmel, Christian Fuhse +6 more | 2023-03-14 |
| 11376883 | Security element comprising microreflectors | Kai Herrmann SCHERER, Raphael Dehmel, Christian Fuhse | 2022-07-05 |
| 11325412 | Security element comprising micro-reflectors for a perspective representation of a motif | Kai Hermann Scherer, Raphael Dehmel | 2022-05-10 |