Inventor · disambiguated record
Kevin J. Stewart
Also filed as: STEWART KEVIN J
26 granted patents·6 pending applications·1,606 citations·filing 1989–2016
97Inventor score
Top patents by PatentIndex Score
32 records- 0199US6150430AProcess for adhering a photochromic coating to a polymeric substrateTRANSITIONS OPTICAL INC·Filed 1999·Granted Nov 21, 2000·271 cites·24 claims
- 0297US6506488B1Aminoplast resin photochromic coating composition and photochromic articlesPPG IND OHIO INC·Filed 1999·Granted Jan 14, 2003·188 cites·25 claims
- 0397US6025026AProcess for producing an adherent polymeric layer on polymeric substrates and articles produced therebyTRANSITIONS OPTICAL INC·Filed 1998·Granted Feb 15, 2000·297 cites·32 claims
- 0497US5961892APolyalkoxylated naphthopyransPPG IND OHIO INC·Filed 1998·Granted Oct 5, 1999·108 cites·19 claims
- 0596US6432544B1Aminoplast resin photochromic coating composition and photochromic articlesPPG IND OHIO INC·Filed 1999·Granted Aug 13, 2002·187 cites·27 claims
- 0693US8153344B2Methods for producing photosensitive microparticles, aqueous compositions thereof and articles prepared therewithFALER DENNIS L·Filed 2004·Granted Apr 10, 2012·51 cites·78 claims
- 0793US7410691B2Photochromic optical articlePPG IND OHIO INC·Filed 2004·Granted Aug 12, 2008·73 cites·16 claims
- 0893US6916537B2Articles having a photochromic polymeric coatingTRANSITIONS OPTICAL INC·Filed 2002·Granted Jul 12, 2005·28 cites·33 claims
- 0992US8563213B2Methods for producing photosensitive microparticlesBOWLES STEVEN E·Filed 2010·Granted Oct 22, 2013·13 cites·22 claims
- 1092US7465415B2Photochromic materials derived from ring-opening monomers and photochromic initiatorsPPG IND OHIO INC·Filed 2004·Granted Dec 16, 2008·31 cites·21 claims
- 1192US7258437B2Photochromic multifocal optical articleTRANSITIONS OPTICAL INC·Filed 2005·Granted Aug 21, 2007·29 cites·11 claims
- 1292US5618751AMethod of making single-step trenches using resist fill and recessIBM·Filed 1996·Granted Apr 8, 1997·152 cites·20 claims
- 1391US7666331B2Photochromic articleTRANSITIONS OPTICAL INC·Filed 2006·Granted Feb 23, 2010·9 cites·13 claims
- 1491US5041358ANegative photoresist and use thereofIBM·Filed 1989·Granted Aug 20, 1991·58 cites·19 claims
- 1590US10371866B2Optical element having a coating for enhanced visibility of a mark and method for making the optical elementTRANSITIONS OPTICAL LTD·Filed 2016·Granted Aug 6, 2019·6 cites·19 claims
- 1682US8563212B2Methods for producing photosensitive microparticles, non-aqueous dispersions thereof and articles prepared therewithBOWLES STEVEN E·Filed 2010·Granted Oct 22, 2013·4 cites·14 claims
- 1782US7911676B2Photochromic optical articles prepared with reversible thermochromic materialsTRANSITIONS OPTICAL INC·Filed 2009·Granted Mar 22, 2011·9 cites·16 claims
- 1878US8547625B2Photochromic optical articles prepared with reversible thermochromic materialsKNOWLES DAVID B·Filed 2010·Granted Oct 1, 2013·3 cites·8 claims
- 1974US6998072B2Photochromic polymerizable compositionsTRANSITIONS OPTICAL INC·Filed 2002·Granted Feb 14, 2006·30 cites·32 claims
- 2070US5059512AUltraviolet light sensitive photoinitiator compositions, use thereof and radiation sensitive compositionsIBM·Filed 1989·Granted Oct 22, 1991·27 cites·16 claims
- 2167US7666510B2Optical elements that include curable film-forming compositions containing blocked isocyanate adhesion promotersTRANSITIONS OPTICAL INC·Filed 2005·Granted Feb 23, 2010·4 cites·21 claims
- 2259US11084236B2Method for preparing an optical element which colors in a non-uniform linear patternTRANSITIONS OPTICAL INC·Filed 2015·Granted Aug 10, 2021·1 cites·20 claims
- 2359US9304330B2Experiential optical deviceTRANSITIONS OPTICAL INC·Filed 2014·Granted Apr 5, 2016·1 cites·10 claims
- 2450US5098816AMethod for forming a pattern of a photoresistIBM·Filed 1991·Granted Mar 24, 1992·10 cites·12 claims
- 2549US5110711AMethod for forming a patternIBM·Filed 1991·Granted May 5, 1992·9 cites·8 claims
- 2647US2007001155A1Photochromic polymer compositions and articles thereofWALTERS ROBERT W·Filed 2006·Application pending·0 cites
- 2746US2007257238A1Polymerizable photochromic compositions with multiple initiatorsTRANSITIONS OPTICAL INC·Filed 2007·Application pending·0 cites
- 2845US5115095AEpoxy functional organosilicon polymerIBM·Filed 1991·Granted May 19, 1992·7 cites·6 claims
- 2945US2005196616A1Photochromic optical articleFiled 2004·Application pending·0 cites
- 3045US2006093844A1Photochromic coating compositions, methods of making coated articles and articles thereofCONKLIN JEANINE A·Filed 2005·Application pending·0 cites
- 3144US2006228560A1Photochromic optical articleSTEWART KEVIN J·Filed 2006·Application pending·0 cites
- 3242US2003141490A1Photochromic 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 →