Inventor · disambiguated record
Paul G. Coombs
Also filed as: COOMBS PAUL G
82 granted patents·6 pending applications·4,233 citations·filing 1988–2024
99Inventor score
Files withVIAVI SOLUTIONS INC32FLEX PRODUCTS INC21JDS UNIPHASE CORP20RAKSHA VLADIMIR P10OPTICAL COATING LABORATORY INC3
Top patents by PatentIndex Score
88 records- 0199US8343615B2Dynamic appearance-changing optical devices (DACOD) printed in a shaped magnetic field including printable fresnel structuresJDS UNIPHASE CORP·Filed 2006·Granted Jan 1, 2013·82 cites·22 claims
- 0299US4838648AThin film structure having magnetic and color shifting propertiesOPTICAL COATING LABORATORY INC·Filed 1988·Granted Jun 13, 1989·414 cites·11 claims
- 0398US9102195B2Article with curved patterns formed of aligned pigment flakesJDS UNIPHASE CORP·Filed 2013·Granted Aug 11, 2015·39 cites·11 claims
- 0498US9027479B2Method and apparatus for orienting magnetic flakesRAKSHA VLADIMIR P·Filed 2009·Granted May 12, 2015·26 cites·13 claims
- 0598US8025952B2Printed magnetic ink overt security imageJDS UNIPHASE CORP·Filed 2007·Granted Sep 27, 2011·55 cites·18 claims
- 0698US7934451B2Apparatus for orienting magnetic flakesJDS UNIPHASE CORP·Filed 2007·Granted May 3, 2011·22 cites·15 claims
- 0798US7604855B2Kinematic images formed by orienting alignable flakesJDS UNIPHASE CORP·Filed 2005·Granted Oct 20, 2009·43 cites·23 claims
- 0898US7047883B2Method and apparatus for orienting magnetic flakesJDS UNIPHASE CORP·Filed 2003·Granted May 23, 2006·189 cites·9 claims
- 0998US6838166B2Multi-layered magnetic pigments and foilsFLEX PRODUCTS INC·Filed 2003·Granted Jan 4, 2005·298 cites·16 claims
- 1098US6808806B2Methods for producing imaged coated articles by using magnetic pigmentsFLEX PRODUCTS INC·Filed 2001·Granted Oct 26, 2004·124 cites·21 claims
- 1198US6759097B2Methods for producing imaged coated articles by using magnetic pigmentsFLEX PRODUCTS INC·Filed 2002·Granted Jul 6, 2004·120 cites·37 claims
- 1298US6572784B1Luminescent pigments and foils with color-shifting propertiesFLEX PRODUCTS INC·Filed 2000·Granted Jun 3, 2003·192 cites·97 claims
- 1398US5571624AHigh chroma multilayer interference plateletsFLEX PRODUCTS INC·Filed 1994·Granted Nov 5, 1996·239 cites·5 claims
- 1498US5569535AHigh chroma multilayer interference plateletsFLEX PRODUCTS INC·Filed 1994·Granted Oct 29, 1996·140 cites·10 claims
- 1598US5424119APolymeric sheet having oriented multilayer interference thin film flakes therein, product using the same and methodFLEX PRODUCTS INC·Filed 1994·Granted Jun 13, 1995·231 cites·39 claims
- 1698US5278590ATransparent optically variable deviceFLEX PRODUCTS INC·Filed 1989·Granted Jan 11, 1994·180 cites·9 claims
- 1798US5214530AOptically variable interference device with peak suppression and methodFLEX PRODUCTS INC·Filed 1991·Granted May 25, 1993·295 cites·31 claims
- 1897US11230127B2Method and apparatus for orienting magnetic flakesVIAVI SOLUTIONS INC·Filed 2018·Granted Jan 25, 2022·8 cites·20 claims
- 1997US9662925B2Anisotropic magnetic flakesRAKSHA VLADIMIR P·Filed 2008·Granted May 30, 2017·35 cites·24 claims
- 2097US7258900B2Magnetic planarization of pigment flakesJDS UNIPHASE CORP·Filed 2002·Granted Aug 21, 2007·74 cites·11 claims
- 2197US6841238B2Chromatic diffractive pigments and foilsFLEX PRODUCTS INC·Filed 2002·Granted Jan 11, 2005·137 cites·105 claims
- 2297US6818299B2Multi-layered magnetic pigments and foilsFLEX PRODUCTS INC·Filed 2003·Granted Nov 16, 2004·96 cites·8 claims
- 2397US6749936B2Achromatic multilayer diffractive pigments and foilsFLEX PRODUCTS INC·Filed 2001·Granted Jun 15, 2004·104 cites·123 claims
- 2496US7517578B2Method and apparatus for orienting magnetic flakesJDS UNIPHASE CORP·Filed 2004·Granted Apr 14, 2009·70 cites·12 claims
- 2595US12135239B2Optical filter and spectrometerVIAVI SOLUTIONS INC·Filed 2022·Granted Nov 5, 2024·2 cites·21 claims
- 2695US9522402B2Method and apparatus for orienting magnetic flakesVIAVI SOLUTIONS INC·Filed 2015·Granted Dec 20, 2016·4 cites·12 claims
- 2795US8276511B2Apparatus for orienting magnetic flakesRAKSHA VLADIMIR P·Filed 2011·Granted Oct 2, 2012·6 cites·13 claims
- 2895US7717038B2Magnetic plate for printing of optical effectsJDS UNIPHASE CORP·Filed 2006·Granted May 18, 2010·15 cites·10 claims
- 2995US7169472B2Robust multilayer magnetic pigments and foilsJDS UNIPHASE CORP·Filed 2003·Granted Jan 30, 2007·44 cites·60 claims
- 3095US6997981B1Thermal control interface coatings and pigmentsJDS UNIPHASE CORP·Filed 2002·Granted Feb 14, 2006·73 cites·6 claims
- 3195US6473165B1Automated verification systems and methods for use with optical interference devicesFLEX PRODUCTS INC·Filed 2000·Granted Oct 29, 2002·153 cites·23 claims
- 3294US10048127B2Optical filter and spectrometerVIAVI SOLUTIONS INC·Filed 2015·Granted Aug 14, 2018·8 cites·32 claims
- 3394US9257059B2Dynamic appearance-changing optical devices (DACOD) printed in a shaped magnetic field including printable fresnel structuresVIAVI SOLUTIONS INC·Filed 2012·Granted Feb 9, 2016·23 cites·6 claims
- 3493US11554603B2Security feature based on a single axis alignment of mirrors in a structured surface that forms a micro mirror arrayVIAVI SOLUTIONS INC·Filed 2021·Granted Jan 17, 2023·2 cites·20 claims
- 3593US7674501B2Two-step method of coating an article for security printing by application of electric or magnetic fieldJDS UNIPHASE CORP·Filed 2006·Granted Mar 9, 2010·13 cites·9 claims
- 3693US7550197B2Non-toxic flakes for authentication of pharmaceutical articlesJDS UNIPHASE CORP·Filed 2007·Granted Jun 23, 2009·27 cites·20 claims
- 3793US7184133B2Automated verification systems and method for use with optical interference devicesJDS UNIPHASE CORP·Filed 2005·Granted Feb 27, 2007·77 cites·18 claims
- 3892USRE45762EPrinted magnetic ink overt security imageJDS UNIPHASE CORP·Filed 2013·Granted Oct 20, 2015·5 cites·23 claims
- 3992US5570847AMethods of heat-treating miltilayer inteference plateletsFLEX PRODUCTS INC·Filed 1994·Granted Nov 5, 1996·56 cites·2 claims
- 4091US11504990B2Security device formed by printing with special effect inksVIAVI SOLUTIONS INC·Filed 2019·Granted Nov 22, 2022·2 cites·19 claims
- 4191US11237049B2Optical filter and spectrometerVIAVI SOLUTIONS INC·Filed 2020·Granted Feb 1, 2022·2 cites·20 claims
- 4291US7241489B2Opaque flake for covert security applicationsJDS UNIPHASE CORP·Filed 2004·Granted Jul 10, 2007·37 cites·21 claims
- 4390US10752042B2Article with dynamic frame formed with aligned pigment flakesVIAVI SOLUTIONS INC·Filed 2019·Granted Aug 25, 2020·1 cites·19 claims
- 4490US9945790B2In-situ spectral process monitoringVIAVI SOLUTIONS INC·Filed 2015·Granted Apr 17, 2018·5 cites·27 claims
- 4590US8726806B2Apparatus for orienting magnetic flakesRAKSHA VLADIMIR P·Filed 2012·Granted May 20, 2014·9 cites·10 claims
- 4690US8211509B2Alignment of paste-like ink having magnetic particles therein, and the printing of optical effectsRAKSHA VLADIMIR P·Filed 2005·Granted Jul 3, 2012·10 cites·15 claims
- 4790US7258915B2Flake for covert security applicationsJDS UNIPHASE CORP·Filed 2003·Granted Aug 21, 2007·38 cites·30 claims
- 4889US6970236B1Methods and systems for verification of interference devicesJDS UNIPHASE CORP·Filed 2002·Granted Nov 29, 2005·56 cites·47 claims
- 4989US5790304ASelf-healing UV-barrier coating for flexible polymer substrateOPTICAL COATING LABORATORY INC·Filed 1997·Granted Aug 4, 1998·109 cites·6 claims
- 5088US11787956B2Magnetic multilayer pigment flake and coating compositionVIAVI SOLUTIONS INC·Filed 2022·Granted Oct 17, 2023·0 cites·20 claims
Showing the top 50 of 88 patent records by PatentIndex Score.
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