Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10046585 | Micro-optic viewing arrangement | Winfried Hoffmuller, Michael Rahm, Theodor Burchard, Andreas Rauch, Rudolf Seidler +3 more | 2018-08-14 |
| 9243366 | Method and device for manufacturing a sheet-like substrate | Andreas Pretsch, Manfred Heim, Michael Dornfeld, Johannes Kemper, Johannes Beier | 2016-01-26 |
| 8702906 | Dewatering screen and method for manufacturing the same | André Gregarek, Andreas Hanelt, Theodor Burchard, Andreas Aigner, Gunther Wild | 2014-04-22 |
| 8573650 | Security feature and method for manufacturing the same | André Gregarek, Manfred Heim | 2013-11-05 |
| 8349132 | Dewatering screen and method for the production thereof | André Gregarek, Andreas Hanelt, Theodor Burchard, Andreas Aigner, Gunther Wild | 2013-01-08 |
| 8317231 | Security element with metallization | Manfred Heim, Marius Dichtl, Mario Keller | 2012-11-27 |