RH

Roger D. Hersch

E( Ecole Polytechnique Federale De Lausanne (Epfl): 28 patents #2 of 1,139Top 1%
IS Innoview Sarl: 5 patents #1 of 6Top 20%
📍 Épalinges, CH: #1 of 139 inventorsTop 1%
Overall (All Time): #89,160 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 1–25 of 37 patents

Patent #TitleCo-InventorsDate
12128701 Fabrication of moiré on curved surfaces Vahid Babaei, Artin Saberpour Abadian, Rhaleb Zayer, Hans-Peter Seidel 2024-10-29
12008423 Two-dimensional codes hidden as scattered line segments Romain Rossier 2024-06-11
11968345 Juxtaposed clustered dispersed dot halftoning Romain Rossier 2024-04-23
11351810 Synthesis of moving and beating moiré shapes Thomas Walger, Jürgen Brugger 2022-06-07
11186112 Synthesis of curved surface moiré 2021-11-30
10899161 Synthesis of superpostion shape images by light interacting with superposed layers of lenslet gratings Thomas Walger, Valentin Flauraud, Juergen Brugger, Theophane Besson 2021-01-26
10628647 Authentication and tracking by hidden codes Romain Rossier 2020-04-21
10593125 2D-3D sculpture paintings Sami Arpa, Sabine Susstrunk 2020-03-17
10286716 Synthesis of superposition shape images by light interacting with layers of lenslets Thomas Walger, Theophane Besson, Valentin Flauraud, Juergen Brugger 2019-05-14
9876931 Color changing effects with cross-halftone prints Petar Pjanic 2018-01-23
9531914 Color changing effects with cross-halftone prints on metal Petar Pjanic 2016-12-27
9497356 Color reproduction, pattern hiding and image alternations with halftone prints on metal Petar Pjanic 2016-11-15
9085190 Synthesis of authenticable halftone images with non-luminescent halftones illuminated by an adjustable luminescent emissive layer Julien Andres 2015-07-21
8610958 Synthesis of authenticable color multi-halftone images Romain Rossier 2013-12-17
8355169 Synthesis of authenticable luminescent color halftone images Romain Rossier 2013-01-15
8351087 Authentication with built-in encryption by using moire parallax effects between fixed correlated s-random layers Isaac Amidror 2013-01-08
8085438 Printing color images visible under UV light on security documents and valuable articles Philipp Donzé, Sylvain Chosson 2011-12-27
7751608 Model-based synthesis of band moire images for authenticating security documents and valuable products Sylvain Chosson 2010-07-06
7710551 Model-based synthesis of band moire images for authentication purposes Sylvain Chosson 2010-05-04
7623739 Method and computing system for creating and displaying images with animated microstructures Bernard Wittwer 2009-11-24
7491424 Reproduction of security documents and color images with metallic inks Patrick Emmel, Fabien Collaud 2009-02-17
7423778 Prediction model for color separation, calibration and control of printers Patrick Emmel, Fabien Collaud 2008-09-09
7305105 Authentication of secure items by shape level lines Sylvain Chosson 2007-12-04
7295717 Synthesis of superposition images for watches, valuable articles and publicity Sylvain Chosson, Ran Seri, Pascal Fehr 2007-11-13
7252360 Ink thickness variations for the control of color printers Peter Amrhyn, Matthias Riepenhoff 2007-08-07