Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9827802 | Security element, value document comprising such a security element, and method for producing such a security element | Michael Rahm, Andreas Rauch, Wittich Kaule | 2017-11-28 |
| 9789726 | Optically variable areal pattern | — | 2017-10-17 |
| 9734735 | Optically variable surface pattern | Andreas Rauch, Winfried Hoffmuller | 2017-08-15 |
| D780463 | Sheet document with security element | Stefan Bichlmeier, Kathrin Hovestadt, Andreas Rauch, Doris J. Walter | 2017-03-07 |
| D769001 | Sheet document with security element | Stefan Bichlmeier, Kathrin Hovestadt, Andreas Rauch, Doris J. Walter | 2016-10-18 |
| D769000 | Sheet document with security element | Stefan Bichlmeier, Kathrin Hovestadt, Andreas Rauch, Doris J. Walter | 2016-10-18 |
| 9297941 | Optically variable element, in particular security element | — | 2016-03-29 |
| 9274258 | Thin-layer element having an interference layer structure | Michael Rahm, Manfred Heim, Ralf Liebler | 2016-03-01 |
| 9176266 | Security element, value document comprising such a security element and method for producing such a security element | Manfred Heim, Michael Rahm, Andreas Rauch, Stefan Bichlmeier | 2015-11-03 |
| 9016726 | Security element having a microstructure | Andreas Rauch, Michael Rahm, Manfred Heim | 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 |