Issued Patents All Time
Showing 1–25 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12275265 | Security element | Raphael Dehmel, Yana Kisselova-Weckerle, Christoph Mengel, Christian Fuhse, Claude-Alain Despland +3 more | 2025-04-15 |
| 11987066 | Optical security elements, marked object, method of authenticating an object and use of optical security elements for authenticating or securing against counterfeiting | Andrea Callegari, Todor Dinoev, Philipp Egger | 2024-05-21 |
| 11298966 | Thin optical security element and method of designing it | Andrea Callegari, Todor Dinoev, Christophe Garnier, Alain Mayer, Yuliy Schwartzburg +2 more | 2022-04-12 |
| 11292283 | Optical security element | Andrea Callegari, Todor Dinoev, Christophe Garnier, Alain Mayer, Yuliy Schwartzburg +2 more | 2022-04-05 |
| 11065866 | Apparatuses for producing optical effect layers | Evgeny Loginov, Mathieu Schmid, Claude-Alain Despland, Edgar Müller | 2021-07-20 |
| 10933442 | Processes for producing effects layers | Mathieu Schmid, Claude-Alain Despland, Evgeny Loginov, Cédric Amerasinghe | 2021-03-02 |
| 10703127 | Printing method with oxidative-drying intaglio ink and UV-VIS-curable intaglio inks | Olivier Lefebvre, Patrick Magnin, Christophe Schaller, Jean-Daniel Spitteler | 2020-07-07 |
| 10682877 | Optical effect layers showing a viewing angle dependent optical effect, processes and devices for their production, items carrying an optical effect layer, and uses thereof | Mathieu Schmid, Evgeny Loginov, Claude-Alain Despland | 2020-06-16 |
| 10611184 | Printing method with oxidative-drying intaglio ink and uv-vis-curable intaglio inks | Olivier Lefebvre, Patrick Magnin, Christophe Schaller, Jean-Daniel Spitteler | 2020-04-07 |
| 10500889 | Belt-driven processes for producing optical effect layers | Xiang Li, Mathieu Schmid, Claude-Alain Despland | 2019-12-10 |
| 10391519 | Devices for producing optical effect layers | Mathieu Schmid, Claude-Alain Despland, Evgeny Loginov, Edgar Mueller | 2019-08-27 |
| 10391806 | Permanent staining of varnished security documents | Raynald Demange, Patrick Veya, Alain Mayer | 2019-08-27 |
| 10328739 | Processes for producing optical effects layers | Evgeny Loginov, Mathieu Schmid, Claude-Alain Despland | 2019-06-25 |
| 10279618 | Magnetic or magnetisable pigment particles and optical effect layers | Mathieu Schmid, Claude-Alain Despland, Cédric Amerasinghe | 2019-05-07 |
| 10166808 | Optically variable security threads and stripes | Gebhard Ritter, Xiang Li, Fang Yuan | 2019-01-01 |
| 10166810 | Optically variable magnetic security threads and stripes | Raynald Demange, Dominique FAVRE, Gebhard Ritter, Jessica Kruegger | 2019-01-01 |
| 10052903 | Processes for in-field hardening of optical effect layers produced by magnetic-field generating devices generating concave field lines | Evgeny Loginov, Mathieu Schmid, Claude-Alain Despland | 2018-08-21 |
| 9933640 | Optical effect layer | Mathieu Schmid, Claude-Alain Despland, Cédric Amerasinghe | 2018-04-03 |
| 9849713 | Optical effect layers showing a viewing angle dependent optical effect, processes and devices for their production, items carrying an optical effect layer, and uses thereof | Mathieu Schmid, Evgeny Loginov, Claude-Alain Despland | 2017-12-26 |
| 9844969 | Optically variable security threads and stripes | Gebhard Ritter, Raynald Demange, Zhongdong Ye, Yuanqi Wu, Fangyi Sun +2 more | 2017-12-19 |
| 9834028 | Optical effect layer | Mathieu Schmid, Claude-Alain Despland, Cédric Amerasinghe | 2017-12-05 |
| 9724956 | Optical effect layers showing a viewing angle dependent optical effect; processes and devices for their production; items carrying an optical effect layer; and uses thereof | Mathieu Schmid, Evgeny Loginov, Claude-Alain Despland | 2017-08-08 |
| 9701152 | Optically variable security threads and stripes | Gebhard Ritter, Zhongdong Ye, Fangyi Sun, Weiru Wang, Chunhua Hu +1 more | 2017-07-11 |
| 9659696 | Permanent magnet assemblies for generating concave field lines and process for creating optical effect coating therewith (inverse rolling bar) | Evgeny Loginov, Mathieu Schmid, Claude-Alain Despland | 2017-05-23 |
| 9617435 | Clear magnetic intaglio printing ink | Jessica Krueger, Claude-Alain Despland, Christine Reinhard, Andrea V. Firth | 2017-04-11 |