Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11511559 | Optically variable security element | Christian Fuhse, Astrid Heine, Martin Imhof, Angelika Keck-Angerer, Walter Dorfler | 2022-11-29 |
| 10322601 | Security element with effect pigments and an embossing structure and method for the production thereof | Christoph Mengel, Thanh-Hao HUYNH, Karlheinz Mayer, Christian Fuhse, Stefan Bichlmeier +2 more | 2019-06-18 |
| 9669647 | Security element comprising a plurality of optically variable structures | Karlheinz Mayer, Thanh-Hao HUYNH | 2017-06-06 |
| 9022638 | Mixing and kneading machine for continual compounding and method of implementing continual compounding by means of a mixing and kneading machine | Joel Stampfli, Hans-Ulrich Siegenthaler | 2015-05-05 |
| 8875628 | Data carrier and method for the production thereof | Georg Depta | 2014-11-04 |
| 8645194 | Process impact matrix development and utilization | Silke Lehmann | 2014-02-04 |
| 8622433 | Security document | Georg Depta, Karlheinz Mayer, Christof Baldus, Max Voit, Walter Dorfler | 2014-01-07 |
| 8400673 | Value document comprising a serial number | Georg Depta, Karlheinz Mayer, Christof Baldus, Max Voit, Walter Dorfler | 2013-03-19 |
| 8100436 | Data support with an optically variable structure | Astrid Heine, Roger Adamczyk, Christof Baldus, Karlheinz Mayer | 2012-01-24 |
| 7686341 | Data carrier, method for the production thereof and gravure printing plate | Roger Adamczyk, Reinhard Plaschka, Karlheinz Mayer | 2010-03-30 |
| 7630954 | Data carrier comprising an optically variable element | Roger Adamczyk | 2009-12-08 |
| 7377444 | Data carrier | Ruediger Schmidt | 2008-05-27 |
| 7357077 | Data carrier, method for the production thereof and gravure printing plate | Roger Adamczyk, Reinhard Plaschka, Karlheinz Mayer | 2008-04-15 |
| 7350461 | Intaglio printing process for all-over printing of large areas | Karlheinz Mayer, Reinhard Plaschka, Johann Muller | 2008-04-01 |
| 7311043 | Data carrier with a printed security element and gravure production method thereof | Karlheinz Mayer, Roger Adamczyk, Eckhard Braun | 2007-12-25 |
| 7275484 | Data carrier comprising a gravure printed image and methods for transposing image motifs into linear structures and onto a gravure printing plate | Rudiger Schmidt, Stefan Winkler | 2007-10-02 |
| 7028615 | Gravure process for printing adjacent color surfaces with various color coating thicknesses | Karlheinz Mayer, Roger Adamczyk, Eduard Wisjak | 2006-04-18 |
| 6964227 | Data carrier comprising a gravure printed image and methods for transposing image motifs into linear structures and onto a gravure printing plate | Rudiger Schmidt, Stefan Winkler | 2005-11-15 |
| 6928925 | Gravure process for printing adjacent color surfaces with various color coating thicknesses | Karlheinz Mayer, Roger Adamczyk, Eduard Wisjak | 2005-08-16 |
| 6811858 | Gravure process for full printing of large surfaces | Karlheinz Mayer, Reinhard Plaschka, Johann Muller | 2004-11-02 |
| 4839347 | Composition for treating dehydration | — | 1989-06-13 |
| 4698378 | Procedure for the continuous production of free flowing and homogenous mixtures of plastic materials with admixtures | Werner Wehrli | 1987-10-06 |
| 4485060 | Process for preparing dust-free particles | Hans Seipp | 1984-11-27 |