Inventor
AMERASINGHE CÉDRIC
CH5 patents
Patents
5 patentsUS11660902B2May 30, 2023
Assemblies and processes for producing optical effect layers comprising oriented non-spherical oblate magnetic or magnetizable pigment particles
SICPA HOLDING SA2 citations72
US11420230B2Aug 23, 2022
Assemblies and processes for producing optical effect layers comprising oriented non-spherical oblate magnetic or magnetizable pigment particles
SICPA HOLDING SA3 citations72
US11065906B2Jul 20, 2021
Assemblies and processes for producing optical effect layers comprising oriented non-spherical oblate magnetic or magnetizable pigment particles
SICPA HOLDING SA5 citations72
US10279618B2May 7, 2019
Magnetic or magnetisable pigment particles and optical effect layers
SICPA HOLDING SA4 citations72
US11577272B2Feb 14, 2023
Magnetic assemblies, apparatuses and processes for producing optical effect layers comprising oriented non-spherical magnetic or magnetizable pigment particles
SICPA HOLDING SA2 citations71