Inventor
DINOEV TODOR
CH9 patents
Patents
9 patentsUS12367359B2Jul 22, 2025
Security marking, method and device for reading the security marking, security document marked with the security marking, and method and system for verifying said security document
SICPA HOLDING SA1 citations61
US11823003B2Nov 21, 2023
Method for authenticating a magnetically induced mark with a portable device
SICPA HOLDING SA1 citations60
US11847527B2Dec 19, 2023
Verifiable access credential
SICPA HOLDING SA0 citations57
US11987066B2May 21, 2024
Optical security elements, marked object, method of authenticating an object and use of optical security elements for authenticating or securing against counterfeiting
SICPA HOLDING SA0 citations50
US11298966B2Apr 12, 2022
Thin optical security element and method of designing it
SICPA HOLDING SA0 citations47
US11292283B2Apr 5, 2022
Optical security element
SICPA HOLDING SA0 citations47
US10890485B2Jan 12, 2021
Systems, methods, and computer programs for generating a measure of authenticity of an object
SICPA HOLDING SA0 citations47
US10922506B2Feb 16, 2021
Illumination device for an optical system of a reader apparatus
SICPA HOLDING SA0 citations41
US10699506B2Jun 30, 2020
Systems, methods, and computer programs for imaging an object and generating a measure of authenticity of the object
SICPA HOLDING SA0 citations36