Inventor · disambiguated record
Forrest R. Blackburn
Also filed as: BLACKBURN FORREST · BLACKBURN FORREST R
30 granted patents·5 pending applications·538 citations·filing 2002–2022
97Inventor score
Files withTRANSITIONS OPTICAL INC12PPG IND OHIO INC10TRANSITIONS OPTICAL LTD5KUMAR ANIL2BLACKBURN FORREST R1
Top patents by PatentIndex Score
35 records- 0198US7256921B2Polarizing, photochromic devices and methods of making the sameTRANSITIONS OPTICAL INC·Filed 2004·Granted Aug 14, 2007·146 cites·24 claims
- 0297US7349138B2Polarizing, photochromic devices and methods of making the samePPG IND OHIO INC·Filed 2006·Granted Mar 25, 2008·31 cites·5 claims
- 0397US7342112B2Photochromic compoundsPPG IND OHIO INC·Filed 2004·Granted Mar 11, 2008·76 cites·11 claims
- 0496US7847998B2Polarizing, photochromic devices and methods of making the sameTRANSITIONS OPTICAL INC·Filed 2006·Granted Dec 7, 2010·5 cites·26 claims
- 0596US7505189B2Polarizing, photochromic devices and methods of making the sameTRANSITIONS OPTICAL INC·Filed 2006·Granted Mar 17, 2009·15 cites·30 claims
- 0695US7394585B2Polarizing, photochromic devices and methods of making the samePPG IND OHIO INC·Filed 2006·Granted Jul 1, 2008·10 cites·8 claims
- 0794US7429105B2Polarizing, photochromic devices and methods of making the samePPG IND OHIO INC·Filed 2006·Granted Sep 30, 2008·8 cites·5 claims
- 0893US8153344B2Methods for producing photosensitive microparticles, aqueous compositions thereof and articles prepared therewithFALER DENNIS L·Filed 2004·Granted Apr 10, 2012·51 cites·78 claims
- 0993US8089678B2Clear to circular polarizing photochromic devices and methods of making the sameKUMAR ANIL·Filed 2008·Granted Jan 3, 2012·16 cites·22 claims
- 1093US8077373B2Clear to circular polarizing photochromic devicesKUMAR ANIL·Filed 2010·Granted Dec 13, 2011·10 cites·17 claims
- 1193US7560124B2Photochromic compoundsTRANSITIONS OPTICAL INC·Filed 2007·Granted Jul 14, 2009·9 cites·6 claims
- 1293US7557206B2Photochromic compoundsTRANSITIONS OPTICAL INC·Filed 2007·Granted Jul 7, 2009·9 cites·3 claims
- 1392US11885706B2Method and system for measuring optical characteristics of a contact lensTRANSITIONS OPTICAL LTD·Filed 2022·Granted Jan 30, 2024·2 cites·18 claims
- 1491US8734033B2Optical mechanism with indexing stage with at least one fixed diameter apodized aperture and method of making samePPG IND OHIO INC·Filed 2013·Granted May 27, 2014·14 cites·52 claims
- 1591US7320826B2Photochromic articles with reduced temperature dependency and methods for preparationPPG IND OHIO INC·Filed 2003·Granted Jan 22, 2008·65 cites·56 claims
- 1690US7579022B2Photochromic compoundsTRANSITIONS OPTICAL INC·Filed 2007·Granted Aug 25, 2009·8 cites·25 claims
- 1786US8373919B2Optical element having an apodized aperturePPG IND OHIO INC·Filed 2009·Granted Feb 12, 2013·9 cites·32 claims
- 1886US7359104B2Polarizing, photochromic devices and methods of making the samePPG IND OHIO INC·Filed 2006·Granted Apr 15, 2008·2 cites·10 claims
- 1985US7582749B2Photochromic compoundsTRANSITIONS OPTICAL INC·Filed 2007·Granted Sep 1, 2009·11 cites·4 claims
- 2085US7286275B2Polarizing, photochromic devices and methods of making the sameTRANSITIONS OPTICAL INC·Filed 2006·Granted Oct 23, 2007·4 cites·18 claims
- 2184US11422089B2Method for measuring optical characteristics of a transparent articleTRANSITIONS OPTICAL LTD·Filed 2017·Granted Aug 23, 2022·4 cites·16 claims
- 2282US7911676B2Photochromic optical articles prepared with reversible thermochromic materialsTRANSITIONS OPTICAL INC·Filed 2009·Granted Mar 22, 2011·9 cites·16 claims
- 2379US7978391B2Polarizing, photochromic devices and methods of making the sameTRANSITIONS OPTICAL INC·Filed 2006·Granted Jul 12, 2011·5 cites·10 claims
- 2479US7349137B2Polarizing, photochromic devices and methods of making the samePPG IND OHIO INC·Filed 2006·Granted Mar 25, 2008·5 cites·1 claims
- 2578US8547625B2Photochromic optical articles prepared with reversible thermochromic materialsKNOWLES DAVID B·Filed 2010·Granted Oct 1, 2013·3 cites·8 claims
- 2675US7471436B2Polarizing, photochromic devices and methods of making the sameTRANSITIONS OPTICAL INC·Filed 2006·Granted Dec 30, 2008·2 cites·13 claims
- 2774US7466469B2Polarizing, photochromic devices and methods of making the samePPG IND OHIO INC·Filed 2006·Granted Dec 16, 2008·3 cites·28 claims
- 2870US7457025B2Polarizing, photochromic devices and methods of making the sameTRANSITIONS OPTICAL INC·Filed 2006·Granted Nov 25, 2008·2 cites·6 claims
- 2969US9968955B2Modular robotic assemblyROBOTIC PIPE REPAIR LLC·Filed 2015·Granted May 15, 2018·2 cites·22 claims
- 3066US9128343B2Method of making an optical element having an electrochromic apodized apertureBLACKBURN FORREST R·Filed 2012·Granted Sep 8, 2015·2 cites·17 claims
- 3157US2020363292A1Method and System for Measuring Optical Characteristics of a Contact LensTRANSITIONS OPTICAL LTD·Filed 2017·Application pending·0 cites
- 3247US2007001155A1Photochromic polymer compositions and articles thereofWALTERS ROBERT W·Filed 2006·Application pending·0 cites
- 3347US2025334480A1Optical Article Inspection Apparatus and MethodTRANSITIONS OPTICAL LTD·Filed 2021·Application pending·0 cites
- 3445US2024344927A1Characterization Device for Gradient Photochromic LensTRANSITIONS OPTICAL LTD·Filed 2021·Application pending·0 cites
- 3542US2003141490A1Photochromic polymer compositions and articles thereofFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →