Issued Patents All Time
Showing 25 most recent of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305041 | Method for producing platelet-shaped pigments | Maik Rudolf Johann SCHERER, Kai Herrmann SCHERER, Michael SOBOL, Sebastian Wetter, Florian Frohlich +4 more | 2025-05-20 |
| 12128702 | Method for producing a security element comprising micro-imaging elements | — | 2024-10-29 |
| 12129382 | Effect pigment, production method, value document and printing ink | Michael Rahm, Raphael Dehmel, Winfried Hoffmuller | 2024-10-29 |
| 11702548 | Method for producing pigment fragments with a predefined internal and/or external contour, and pigment fragments | Christian Fuhse, Patrick Renner, Michael Rahm, Thomas Mang, Christoph Mengel +3 more | 2023-07-18 |
| 11602949 | Method for manufacturing a value document, value document and printing device | Tobias Sattler, Karlheinz Mayer, Maik Rudolf Johann SCHERER, Kai Hermann Scherer, Raphael Dehmel +6 more | 2023-03-14 |
| 11034182 | Disc-shaped pigment, printing ink, security element and method of production | Christian Fuhse, Michael Rahm, Patrick Renner, Peter Schiffmann, Christoph Mengel | 2021-06-15 |
| 10525759 | Visually variable security element and method for production thereof | Michael Rahm, Marius Dichtl | 2020-01-07 |
| 9987875 | Optically variable security element with tilt image | Christian Fuhse, Michael Rahm, Günter Endres | 2018-06-05 |
| 9911074 | Security element for value documents | Michael Rahm, Andreas Rauch, Jurgen Schutzmann, Winfried Hoffmuller | 2018-03-06 |
| 9557461 | Two-dimensionally periodic, color-filtering grating | Hans Lochbihler | 2017-01-31 |
| 9415622 | Security element with optically variable element | — | 2016-08-16 |
| 9399366 | Security element | Winfried Hoffmuller, Marius Dichtl, Mario Keller | 2016-07-26 |
| 9336640 | Security element for securing documents of value | Jurgen Schutzmann, Wolfgang Rauscher, Friedrich Kretschmar, Frank Pitter, Dieter Stein | 2016-05-10 |
| 9308774 | Security element comprising a screened layer | — | 2016-04-12 |
| 9274258 | Thin-layer element having an interference layer structure | Christian Fuhse, Michael Rahm, Ralf Liebler | 2016-03-01 |
| 9248689 | Method for the production of security elements having registered layers of designs | Winfried Hoffmuller, Patrick Renner, Theodor Burchard | 2016-02-02 |
| 9243366 | Method and device for manufacturing a sheet-like substrate | Andreas Pretsch, Bernhard Wiedner, Michael Dornfeld, Johannes Kemper, Johannes Beier | 2016-01-26 |
| 9238383 | Method for the production of security elements having mutually registered designs | Winfried Hoffmuller, Patrick Renner | 2016-01-19 |
| 9176266 | Security element, value document comprising such a security element and method for producing such a security element | Christian Fuhse, Michael Rahm, Andreas Rauch, Stefan Bichlmeier | 2015-11-03 |
| 9016726 | Security element having a microstructure | Andreas Rauch, Michael Rahm, Christian Fuhse | 2015-04-28 |
| 9007669 | Security element and method for producing the same | — | 2015-04-14 |
| 9004540 | Security element | Michael Rahm, Marius Dichtl, Hans Lochbihler, Thomas Kämpfe, Thomas Pertsch +2 more | 2015-04-14 |
| 8964296 | Method for producing a microstructure on a carrier | Winfried Hoffmuller, Theodor Burchard, Michael Rahm, Josef Schinabeck, Andreas Rauch +1 more | 2015-02-24 |
| 8919820 | Security element and method for producing the same | Christian Schmitz | 2014-12-30 |
| 8906184 | Method for producing a micro-optical display arrangement | Lars Hoffmann, Manfred Dotzler, Marius Dichtl, Michael Rahm, Ralf Liebler | 2014-12-09 |