Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12311692 | Optically variable security element, production process and embossing arrangement | Winfried Hoffmuller, Tobias Sattler | 2025-05-27 |
| 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 |
| 12128704 | Mask exposure method, transparent conductive metallization and pigment | Winfried Hoffmuller, Michael SOBOL | 2024-10-29 |
| 11807029 | Method for producing an optically variable security element | Tobias Sattler, 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 |
| 11110734 | Security element having a lenticular image | Christian Fuhse, Georg Depta | 2021-09-07 |
| 11040565 | Method for manufacturing a security element having a lens grid image | Christian Fuhse, Josef Schinabeck, André Gregarek | 2021-06-22 |
| 10870305 | Security element as well as value document having such a security element | Christian Fuhse, Michael Rahm | 2020-12-22 |
| 10525758 | Security element, value document comprising such a security element, and method for producing such a security element | Christian Fuhse, Michael Rahm, Wittich Kaule | 2020-01-07 |
| 10225171 | Assigning time stamps to received data packets | Felix Klanner, Armin Bartsch, Horst Kloeden | 2019-03-05 |
| 10091751 | Mobile unit and method for timestamping a message exchanged with the mobile unit | Armin Bartsch, Horst Kloeden, Felix Klanner | 2018-10-02 |
| 10046585 | Micro-optic viewing arrangement | Winfried Hoffmuller, Michael Rahm, Theodor Burchard, Rudolf Seidler, Anne Bucker +3 more | 2018-08-14 |
| 9911074 | Security element for value documents | Michael Rahm, Manfred Heim, Jurgen Schutzmann, Winfried Hoffmuller | 2018-03-06 |
| 9882799 | Assigning time stamps to received data packets | Horst Kloeden, Felix Klanner, Armin Bartsch | 2018-01-30 |
| 9827802 | Security element, value document comprising such a security element, and method for producing such a security element | Christian Fuhse, Michael Rahm, Wittich Kaule | 2017-11-28 |
| 9757705 | Method for production of concentrates of preferably water-soluble active agents | Andreas Mühlanger | 2017-09-12 |
| 9734735 | Optically variable surface pattern | Christian Fuhse, Winfried Hoffmuller | 2017-08-15 |
| D780463 | Sheet document with security element | Stefan Bichlmeier, Christian Fuhse, Kathrin Hovestadt, Doris J. Walter | 2017-03-07 |
| D769000 | Sheet document with security element | Stefan Bichlmeier, Christian Fuhse, Kathrin Hovestadt, Doris J. Walter | 2016-10-18 |
| D769001 | Sheet document with security element | Stefan Bichlmeier, Christian Fuhse, Kathrin Hovestadt, Doris J. Walter | 2016-10-18 |
| 9176266 | Security element, value document comprising such a security element and method for producing such a security element | Christian Fuhse, Manfred Heim, Michael Rahm, Stefan Bichlmeier | 2015-11-03 |
| 9016726 | Security element having a microstructure | Michael Rahm, Manfred Heim, Christian Fuhse | 2015-04-28 |
| 8964296 | Method for producing a microstructure on a carrier | Winfried Hoffmuller, Theodor Burchard, Michael Rahm, Josef Schinabeck, Manfred Heim +1 more | 2015-02-24 |
| 8313699 | Sterilization testing device | Harald Kretschmann | 2012-11-20 |