Inventor
WITZMAN MATTHEW R
US17 patents
⚠️ This page may combine multiple inventors who share the name “WITZMAN MATTHEW R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FLEX PRODUCTS INC
9 patentsUS6808806B2Oct 26, 2004
Methods for producing imaged coated articles by using magnetic pigments
FLEX PRODUCTS INC124 citations99
US6759097B2Jul 6, 2004
Methods for producing imaged coated articles by using magnetic pigments
FLEX PRODUCTS INC120 citations99
US6243204B1Jun 5, 2001
Color shifting thin film pigments
FLEX PRODUCTS INC125 citations99
US6157489ADec 5, 2000
Color shifting thin film pigments
FLEX PRODUCTS INC181 citations99
US6749936B2Jun 15, 2004
Achromatic multilayer diffractive pigments and foils
FLEX PRODUCTS INC104 citations98
US6202591B1Mar 20, 2001
Linear aperture deposition apparatus and coating process
FLEX PRODUCTS INC204 citations97
US6246523B1Jun 12, 2001
Methods of fabricating color shifting thin film pigments
FLEX PRODUCTS INC38 citations96
US6236510B1May 22, 2001
Color shifting thin film pigments
FLEX PRODUCTS INC48 citations96
US6367414B2Apr 9, 2002
Linear aperture deposition apparatus and coating process
FLEX PRODUCTS INC43 citations91
VIAVI SOLUTIONS INC
5 patentsUS11427026B1Aug 30, 2022
Orienting magnetic flakes within a binder layer
VIAVI SOLUTIONS INC2 citations73
US12459286B2Nov 4, 2025
Orienting magnetic flakes within a binder layer
VIAVI SOLUTIONS INC0 citations62
US12103327B2Oct 1, 2024
Orienting magnetic flakes within a binder layer
VIAVI SOLUTIONS INC0 citations62
US11079525B2Aug 3, 2021
Matched interference pigments or foils having viewing angle dependent mismatch
VIAVI SOLUTIONS INC0 citations62
US10061065B2Aug 28, 2018
Interference pigments or foils as separate structures having color match or mismatch depending on viewing angle
VIAVI SOLUTIONS INC1 citations52