Inventor · disambiguated record
Kumudini C. Jayaratne
Also filed as: JAYARATNE KUMUDINI · JAYARATNE KUMUDINI C
33 granted patents·2 pending applications·1,881 citations·filing 1994–2022
98Inventor score
Top patents by PatentIndex Score
35 records- 0199US7960487B2Dual metallocene catalysts for polymerization of bimodal polymersCHEVRON PHILLIPS CHEMICAL CO·Filed 2009·Granted Jun 14, 2011·115 cites·29 claims
- 0299US7919639B2Nano-linked heteronuclear metallocene catalyst compositions and their polymer productsCHEVRON PHILLIPS CHEMICAL CO·Filed 2009·Granted Apr 5, 2011·158 cites·19 claims
- 0399US7619047B2Dual metallocene catalysts for polymerization of bimodal polymersCHEVRON PHILLIPS CHEMICAL CO·Filed 2006·Granted Nov 17, 2009·411 cites·37 claims
- 0499US7521572B2Polymerization catalysts and process for producing bimodal polymers in a single reactorCHEVRON PHILLIPS CHEMICAL CO·Filed 2007·Granted Apr 21, 2009·61 cites·16 claims
- 0599US7226886B2Polymerization catalysts and process for producing bimodal polymers in a single reactorCHEVRON PHILLIPS CHEMICAL CO·Filed 2005·Granted Jun 5, 2007·412 cites·24 claims
- 0698US8268944B2Dual metallocene catalysts for polymerization of bimodal polymersYANG QING·Filed 2012·Granted Sep 18, 2012·56 cites·30 claims
- 0798US8138113B2Dual metallocene catalysts for polymerization of bimodal polymersYANG QING·Filed 2011·Granted Mar 20, 2012·83 cites·21 claims
- 0898US8080681B2Nano-linked metallocene catalyst compositions and their polymer productsMURRAY REX E·Filed 2007·Granted Dec 20, 2011·143 cites·16 claims
- 0998US8012900B2Nano-linked metallocene catalyst compositions and their polymer productsCHEVRON PHILLIPS CHEMICAL CO·Filed 2007·Granted Sep 6, 2011·52 cites·32 claims
- 1098US7910763B2Process for preparing a monocyclopentadienyl compoundCHEVRON PHILLIPS CHEMICAL CO·Filed 2009·Granted Mar 22, 2011·32 cites·20 claims
- 1198US7863210B2Nano-linked metallocene catalyst compositions and their polymer productsCHEVRON PHILLIPS CHEMICAL CO·Filed 2007·Granted Jan 4, 2011·53 cites·29 claims
- 1297US7534842B2Catalysts for olefin polymerizationCHEVRON PHILLIPS CHEMICAL CO·Filed 2005·Granted May 19, 2009·40 cites·20 claims
- 1396US8450436B2Dual metallocene catalyst systems for decreasing melt index and increasing polymer production ratesCHEVRON PHILLIPS CHEMICAL CO·Filed 2012·Granted May 28, 2013·17 cites·21 claims
- 1496US8329834B2Dual metallocene catalyst systems for decreasing melt index and increasing polymer production ratesMASINO ALBERT P·Filed 2010·Granted Dec 11, 2012·41 cites·23 claims
- 1595US7632907B2Polyethylene film having improved mechanical and barrier properties and method of making sameCHEVRON PHILLIPS CHEMICAL CO·Filed 2006·Granted Dec 15, 2009·43 cites·20 claims
- 1694US8318873B2Polymerization process for producing bimodal polymersJAYARATNE KUMUDINI C·Filed 2011·Granted Nov 27, 2012·20 cites·27 claims
- 1794US7589162B2Polyethylene compositions and pipe made from sameCHEVRON PHILIPS CHEMICAL COMPA·Filed 2006·Granted Sep 15, 2009·23 cites·35 claims
- 1891US6579998B2Stereospecific living polymerization of olefins by a novel Ziegler-Natta catalyst compositionUNIV MARYLAND·Filed 2001·Granted Jun 17, 2003·41 cites·7 claims
- 1983US8524626B2Nano-linked metallocene catalyst compositions and their polymer productsMURRAY REX E·Filed 2011·Granted Sep 3, 2013·3 cites·21 claims
- 2083US8143183B2Nano-linked metallocene catalyst compositions and their polymer productsMURRAY REX E·Filed 2010·Granted Mar 27, 2012·3 cites·22 claims
- 2182US8058200B2Catalysts for olefin polymerizationYANG QING·Filed 2007·Granted Nov 15, 2011·5 cites·29 claims
- 2279US8143430B2Nano-linked heteronuclear metallocene catalyst compositions and their polymer productsMURRAY REX E·Filed 2011·Granted Mar 27, 2012·8 cites·27 claims
- 2379US7053157B2Method for production of multimodal polyolefins of tunable composition, molecular weight, and polydispersityUNIV MARYLAND·Filed 2002·Granted May 30, 2006·16 cites·28 claims
- 2478US12043687B2Process for polymerizing ethylene in a multi-stage polymerization processBOREALIS AG·Filed 2019·Granted Jul 23, 2024·1 cites·13 claims
- 2578US10457758B2Supported Ziegler Natta procatalyst for ethylene polymerisationBOREALIS AG·Filed 2013·Granted Oct 29, 2019·4 cites·12 claims
- 2672US8329833B2Nano-linked metallocene catalyst compositions and their polymer productsMURRAY REX E·Filed 2012·Granted Dec 11, 2012·1 cites·26 claims
- 2769US5591483AProcess for the preparation of metal nitride coatings from single source precursorsUNIV WAYNE STATE·Filed 1994·Granted Jan 7, 1997·25 cites·24 claims
- 2868US10184016B2Process for producing a Ziegler Natta procatalyst for ethylene polymerisationBOREALIS AG·Filed 2013·Granted Jan 22, 2019·1 cites·15 claims
- 2963US9169333B2Dual metallocene catalyst systems for decreasing melt index and increasing polymer production ratesCHEVRON PHILLIPS CHEMICAL CO·Filed 2014·Granted Oct 27, 2015·0 cites·22 claims
- 3061US8748546B2Dual metallocene catalyst systems for decreasing melt index and increasing polymer production ratesCHEVRON PHILLIPS CHEMICAL CO·Filed 2013·Granted Jun 10, 2014·0 cites·21 claims
- 3159US11279777B2CatalystsBOREALIS AG·Filed 2018·Granted Mar 22, 2022·0 cites·20 claims
- 3254US8426536B2Nano-linked heteronuclear metallocene catalyst compositions and their polymer productsMURRAY REX E·Filed 2012·Granted Apr 23, 2013·1 cites·30 claims
- 3353US2024409673A1Process for forming a ziegler-natta catalyst componentBOREALIS AG·Filed 2022·Application pending·0 cites
- 3452US2011288321A1Nano-Linked Metallocene Catalyst Compositions and Their Polymer ProductsMURRAY REX E·Filed 2011·Application pending·0 cites
- 3549US5900498AProcess for the preparation of metal nitride coatings from single source precursors and precursors suitable thereforUNIV WAYNE STATE·Filed 1996·Granted May 4, 1999·12 cites·9 claims
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