Inventor · disambiguated record
Matthew R. Witzman
Also filed as: WITZMAN MATTHEW · WITZMAN MATTHEW R · WITZMAN MATTHEW RYAN
20 granted patents·4 pending applications·1,090 citations·filing 1998–2025
96Inventor score
Top patents by PatentIndex Score
24 records- 0198US6808806B2Methods for producing imaged coated articles by using magnetic pigmentsFLEX PRODUCTS INC·Filed 2001·Granted Oct 26, 2004·124 cites·21 claims
- 0298US6759097B2Methods for producing imaged coated articles by using magnetic pigmentsFLEX PRODUCTS INC·Filed 2002·Granted Jul 6, 2004·120 cites·37 claims
- 0398US6243204B1Color shifting thin film pigmentsFLEX PRODUCTS INC·Filed 2000·Granted Jun 5, 2001·125 cites·29 claims
- 0498US6157489AColor shifting thin film pigmentsFLEX PRODUCTS INC·Filed 1998·Granted Dec 5, 2000·181 cites·24 claims
- 0597US6749936B2Achromatic multilayer diffractive pigments and foilsFLEX PRODUCTS INC·Filed 2001·Granted Jun 15, 2004·104 cites·123 claims
- 0696US11427026B1Orienting magnetic flakes within a binder layerVIAVI SOLUTIONS INC·Filed 2021·Granted Aug 30, 2022·2 cites·20 claims
- 0795US6202591B1Linear aperture deposition apparatus and coating processFLEX PRODUCTS INC·Filed 1999·Granted Mar 20, 2001·204 cites·25 claims
- 0894US6246523B1Methods of fabricating color shifting thin film pigmentsFLEX PRODUCTS INC·Filed 2000·Granted Jun 12, 2001·38 cites·20 claims
- 0994US6236510B1Color shifting thin film pigmentsFLEX PRODUCTS INC·Filed 2000·Granted May 22, 2001·48 cites·20 claims
- 1093US7184133B2Automated verification systems and method for use with optical interference devicesJDS UNIPHASE CORP·Filed 2005·Granted Feb 27, 2007·77 cites·18 claims
- 1191US6367414B2Linear aperture deposition apparatus and coating processFLEX PRODUCTS INC·Filed 2001·Granted Apr 9, 2002·43 cites·5 claims
- 1290US12459286B2Orienting magnetic flakes within a binder layerVIAVI SOLUTIONS INC·Filed 2024·Granted Nov 4, 2025·0 cites·20 claims
- 1389US8498033B2Optical device exhibiting color shift upon rotationWITZMAN MATTHEW R·Filed 2009·Granted Jul 30, 2013·12 cites·30 claims
- 1488US9097854B2Optical device exhibiting color shift upon rotationJDS UNIPHASE CORP·Filed 2013·Granted Aug 4, 2015·4 cites·15 claims
- 1583US12103327B2Orienting magnetic flakes within a binder layerVIAVI SOLUTIONS INC·Filed 2022·Granted Oct 1, 2024·0 cites·20 claims
- 1681US2025382467A1Composition including a color shifting pigment having a different particle sizeVIAVI SOLUTIONS INC·Filed 2025·Application pending·0 cites
- 1776US10061065B2Interference pigments or foils as separate structures having color match or mismatch depending on viewing angleVIAVI SOLUTIONS INC·Filed 2014·Granted Aug 28, 2018·1 cites·23 claims
- 1874US8124217B2Structured surfaces that exhibit color by rotationPHILLIPS ROGER·Filed 2008·Granted Feb 28, 2012·7 cites·16 claims
- 1973US2025340740A1Passivated pigment with core encapsulationVIAVI SOLUTIONS INC·Filed 2024·Application pending·0 cites
- 2070US12365802B2Composition including a color shifting pigment having a different particle sizeVIAVI SOLUTIONS INC·Filed 2020·Granted Jul 22, 2025·0 cites·16 claims
- 2161US2021102072A1Composition including dual cavity color shifting pigmentsVIAVI SOLUTIONS INC·Filed 2019·Application pending·0 cites
- 2259US11079525B2Matched interference pigments or foils having viewing angle dependent mismatchVIAVI SOLUTIONS INC·Filed 2018·Granted Aug 3, 2021·0 cites·20 claims
- 2346US8105678B2Structured surfaces that exhibit color by rotationPHILLIPS ROGER·Filed 2008·Granted Jan 31, 2012·0 cites·26 claims
- 2438US2001005553A1Linear aperture deposition apparatus and coating processFiled 2001·Application pending·0 cites
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