Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11150084 | Verification method | Harald Walter | 2021-10-19 |
| 11042738 | Simple authentication of elements in blister packages | — | 2021-06-22 |
| 10363221 | Manufacturing solid pharmaceutical dosage forms with visible micro- and nanostructured surfaces and micro- and nanostructured pharmaceutical dosage form | Stefan Klocke, Harald Walter | 2019-07-30 |
| 9592646 | Pharmaceutical tablets with diffractive microstructure and compression tools for producing such tablets | Harald Walter, Marc Schnieper, Jürgen Söchtig, Christian Zschokke | 2017-03-14 |
| 9378445 | 3D laser coding in glass | Stefan Klocke, Paul Glendenning | 2016-06-28 |
| 9310676 | Apparatus and method for a sub microscopic and optically variable image carrying device | Michelle Richert, David R. Boswell, Mark Robert Dicker | 2016-04-12 |
| 9213128 | Isotropic optical filter and method of manufacturing thereof | Harald Walter | 2015-12-15 |
| 9189728 | Method for the authentication of dosage forms | Stefan Klocke, Thomas Gering, Harald Walter | 2015-11-17 |
| 8970955 | Zero-order diffractive filter and method for manufacturing thereof | Harald Walter | 2015-03-03 |
| 8923662 | Optical environmental sensor and method for the manufacturing of the sensor | Harald Walter, Marc Schnieper | 2014-12-30 |
| 8824032 | Security device with a zero-order diffractive microstructure | Marc Schnieper, Harald Walter | 2014-09-02 |
| 8715725 | Secure tracking of tablets | Stefan Klocke, Harald Walter | 2014-05-06 |
| 8626672 | Secure tracking of tablets | Stefan Klocke, Harald Walter | 2014-01-07 |
| 8542442 | Isotropic zero-order diffractive filter | Nicolas Blondiaux, Mickael Guillaumee, Raphaël Pugin, Ross Stanley, Harald Walter | 2013-09-24 |
| 8441727 | Security Device with a zero-order diffractive microstructure | Marc Schnieper, Harald Walter | 2013-05-14 |
| 8417078 | Printed circuit board element including an optoelectronic component and an optical waveguide | Markus Riester, Gregor Langer | 2013-04-09 |
| 8323623 | Pharmaceutical moiré pill | Stefan Klocke, Harald Walter | 2012-12-04 |
| 8270050 | Security device with a zero-order diffractive microstructure | Marc Schnieper, Harald Walter | 2012-09-18 |
| 8259201 | Color image sensor | Marc Schnieper | 2012-09-04 |
| 7974010 | Zero-order diffractive pigments | Harald Walter | 2011-07-05 |
| 7864424 | Zero order pigments (ZOP) | Harald Walter | 2011-01-04 |
| 7821691 | Zero-order diffractive filter | Harald Walter, Gilbert Gugler, Robert Beer, Marc Pauchard | 2010-10-26 |
| 7787182 | Diffractive optical security device | Harald Walter, Marc Schnieper | 2010-08-31 |
| 7782509 | Security device | Harald Walter, Marc Schnieper | 2010-08-24 |
| 7755835 | Nano-structured zero-order diffractive filter | Harald Walter | 2010-07-13 |