Inventor · disambiguated record
Ayumu Yokoyama
Also filed as: YOKOYAMA AYUMU
29 granted patents·26 pending applications·47 citations·filing 1998–2025
93Inventor score
Files withAXALTA COATING SYSTEMS IP CO20YOKOYAMA AYUMU15DU PONT12SALIYA RAJESH GOPALAN3WILCZEK LECH2
Top patents by PatentIndex Score
55 records- 0184US7910644B2High film build coating composition containing polytrimethylene ether diolDU PONT·Filed 2009·Granted Mar 22, 2011·6 cites·10 claims
- 0281US8410205B2Matting agent composition containing low molecular weight polytrimethylene ether glycolSALIYA RAJESH GOPALAN·Filed 2011·Granted Apr 2, 2013·3 cites·20 claims
- 0380US8829076B2Thermoset composition containing low molecular weight polytrimethylene ether glycolYOKOYAMA AYUMU·Filed 2011·Granted Sep 9, 2014·2 cites·2 claims
- 0480US2025388774A1Coating composition, a method for producing a cured coating, and an article comprising a cured coatingAXALTA COATING SYSTEMS IP CO·Filed 2025·Application pending·0 cites
- 0577US8372905B2Coating compositions containing low molecular weight polytrimethylene ether glycolDU PONT·Filed 2011·Granted Feb 12, 2013·2 cites·17 claims
- 0675US8637112B2Process for predicting gloss of low gloss coating by wet color measurementYOKOYAMA AYUMU·Filed 2011·Granted Jan 28, 2014·3 cites·14 claims
- 0773US8153711B1Polyurea sag control agent in polytrimethylene ether diolYOKOYAMA AYUMU·Filed 2011·Granted Apr 10, 2012·1 cites·6 claims
- 0873US2024141197A1Coating composition, a method for producing a cured coating, and an article comprising a cured coatingAXALTA COATING SYSTEMS IP CO·Filed 2022·Application pending·0 cites
- 0972US8643830B2Process for predicting metallic gloss of coating resulting from coating compositions by wet color measurementAXALTA COATING SYSTEMS IP CO·Filed 2012·Granted Feb 4, 2014·2 cites·14 claims
- 1070US9029475B2Process for producing a low VOC coating composition and use thereofYOKOYAMA AYUMU·Filed 2011·Granted May 12, 2015·2 cites·19 claims
- 1167US6204319B1Aqueous coating compositionsDU PONT·Filed 1998·Granted Mar 20, 2001·25 cites·12 claims
- 1264US9008984B2Device for predicting gloss of low gloss coating by wet color measurementYOKOYAMA AYUMU·Filed 2011·Granted Apr 14, 2015·1 cites·13 claims
- 1361US2014099511A1Polyester having renewable 1,3-propanediolAXALTA COATING SYSTEMS IP CO·Filed 2013·Application pending·0 cites
- 1458US2010331456A1Powder Coating Composition with New PigmentWILCZEK LECH·Filed 2009·Application pending·0 cites
- 1557US8629236B2Polyester having renewable 1,3-propanediolSUNKARA HARI BABU·Filed 2010·Granted Jan 14, 2014·0 cites·4 claims
- 1656US9540533B2Solvent borne coating composition having improved sag resistance and process for producing coatings therefromAXALTA COATING SYSTEMS IP CO·Filed 2014·Granted Jan 10, 2017·0 cites·19 claims
- 1756US2011165423A1Polytrimethylene ether diol based coating composition and use thereofDU PONT·Filed 2009·Application pending·0 cites
- 1856US2011003931A1Modified Titanium DioxideWILCZEK LECH·Filed 2009·Application pending·0 cites
- 1956US2011052920A1Polyester and polytrimethylene ether diol based coating compositionDU PONT·Filed 2009·Application pending·0 cites
- 2055US2011052919A1Coating composition containing polytrimethylene ether diolDU PONT·Filed 2009·Application pending·0 cites
- 2155US2011257330A1Waterborne coating composition containing polytrimethylene ether diolDU PONT·Filed 2009·Application pending·0 cites
- 2253US9428670B2Process of forming a coating on a substrateAXALTA COATING SYSTEMS IP CO·Filed 2013·Granted Aug 30, 2016·0 cites·20 claims
- 2352US9273216B2Solvent borne coating composition having improved brushability and process for producing coatings therefromAXALTA COATING SYSTEMS IP CO·Filed 2014·Granted Mar 1, 2016·0 cites·15 claims
- 2452US2015175834A1Low bake temperature curable coating compositions and processes for producing coatings at low bake temperaturesAXALTA COATING SYSTEMS IP CO·Filed 2013·Application pending·0 cites
- 2552US2007026154A1Method for producing damage resistant multi-layer coating on an automotive body or part thereofYOKOYAMA AYUMU·Filed 2006·Application pending·0 cites
- 2652US2007248762A1Process for coating synthetic resin compositionsKOBAYASHI TOSHIKAZU·Filed 2007·Application pending·0 cites
- 2751US2015175836A1Low bake temperature curable coating compositions and processes for producing coatings at low bake temperaturesAXALTA COATING SYSTEMS IP CO·Filed 2014·Application pending·0 cites
- 2850US10544326B2Low temperature curing coating composition containing sag control agent and use thereofAXALTA COATING SYSTEMS IP CO·Filed 2013·Granted Jan 28, 2020·0 cites·20 claims
- 2950US8415015B2Matting agent composition containing polytrimethylene ether diol and use thereofYOKOYAMA AYUMU·Filed 2010·Granted Apr 9, 2013·0 cites·14 claims
- 3050US2013309516A1Coating composition containing polytrimethylene ether diolUS COATINGS IP CO LLC·Filed 2013·Application pending·0 cites
- 3150US2013184408A1Use of low molecular weight polytrimethylene ether glycol as a polymerization solventDU PONT·Filed 2013·Application pending·0 cites
- 3249US9718968B2Waterborne coating composition containing bio-resourced polytrimethylene ether polyolAXALTA COATING SYSTEMS IP CO·Filed 2012·Granted Aug 1, 2017·0 cites·20 claims
- 3349US9587140B2Low foaming waterborne coating composition and use thereofAXALTA COATING SYSTEMS IP CO·Filed 2013·Granted Mar 7, 2017·0 cites·12 claims
- 3449US8436081B2High film build coating composition containing low molecular weight polytrimethylene ether glycolYOKOYAMA AYUMU·Filed 2011·Granted May 7, 2013·0 cites·14 claims
- 3548US9714362B2Low temperature curing coating composition and use thereofAXALTA COATING SYSTEMS IP CO·Filed 2013·Granted Jul 25, 2017·0 cites·13 claims
- 3648US2013078383A1Use of the same tint composition for multilayer coatingsDU PONT·Filed 2012·Application pending·0 cites
- 3747US2014193571A1Low gloss metallic color coatingYOKOYAMA AYUMU·Filed 2012·Application pending·0 cites
- 3846US9389170B2Device for measuring liquid propertyAXALTA COATING SYSTEMS IP CO·Filed 2013·Granted Jul 12, 2016·0 cites·20 claims
- 3946US8349407B2High film build coating composition containing polytrimethylene ether diolDU PONT·Filed 2011·Granted Jan 8, 2013·0 cites·3 claims
- 4046US2012208020A1Coalescing agent for waterborne coatingsYOKOYAMA AYUMU·Filed 2012·Application pending·0 cites
- 4145US2015111990A1Coating composition with improved adhesion to a substrateAXALTA COATING SYSTEMS IP CO·Filed 2013·Application pending·0 cites
- 4244US9389176B2Device for predicting amount of coarse flakes in coating compositions by wet color measurementAXALTA COATING SYSTEMS IP CO·Filed 2013·Granted Jul 12, 2016·0 cites·17 claims
- 4344US9025153B2Process for predicting degree of mottling in coating compositions by wet color measurementAXALTA COATING SYSTEMS IP CO·Filed 2012·Granted May 5, 2015·0 cites·13 claims
- 4444US8760660B2Process for predicting amount of coarse flakes in coating compositions by wet color measurementAXALTA COATING SYSTEMS IP CO·Filed 2012·Granted Jun 24, 2014·0 cites·13 claims
- 4544US8724110B2Process for predicting tint strength of coating compositions by wet color measurementDU PONT·Filed 2012·Granted May 13, 2014·0 cites·17 claims
- 4644US2013289129A1Radiation curable coating composition containing low molecular weight polytrimethylene ether glycolYOKOYAMA AYUMU·Filed 2011·Application pending·0 cites
- 4744US2015160122A1Device for measuring liquid property and use thereofAXALTA COATING SYSTEMS IP CO·Filed 2013·Application pending·0 cites
- 4843US2015072152A1Low voc coating composition comprising high oleic oilAXALTA COATING SYSTEMS IP CO·Filed 2013·Application pending·0 cites
- 4942US8865843B2Fluorinated sag control agent and use thereofSALIYA RAJESH GOPALAN·Filed 2010·Granted Oct 21, 2014·0 cites·23 claims
- 5042US8771784B2Method for producing coating having desired gloss valueYOKOYAMA AYUMU·Filed 2010·Granted Jul 8, 2014·0 cites·21 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →