Inventor · disambiguated record
Periagaram S. Ravishankar
Also filed as: RAVISHANKAR PERIAGARAM · RAVISHANKAR PERIAGARAM S · RAVISHANKAR PERIAGARAM SRINIVA · RAVISHANKAR PERIAGARAM SRINIVASAN
68 granted patents·11 pending applications·1,063 citations·filing 1995–2024
99Inventor score
Files withEXXONMOBIL CHEM PATENTS INC31EXXONMOBIL CHEMICAL PATENTS INC16EXXON CHEMICAL PATENTS INC11ELLUL MARIA D3RAVISHANKAR PERIAGARAM S3
Top patents by PatentIndex Score
79 records- 0199US6867260B2Elastic blends comprising crystalline polymer and crystallizable polymers of propyleneEXXONMOBIL CHEM PATENTS INC·Filed 2004·Granted Mar 15, 2005·117 cites·28 claims
- 0298US6927258B2Elastic blends comprising crystalline polymer and crystallizable polymers of propyleneEXXONMOBIL CHEM PATENTS INC·Filed 2003·Granted Aug 9, 2005·77 cites·45 claims
- 0397US7232871B2Propylene ethylene polymers and production processEXXONMOBIL CHEM PATENTS INC·Filed 2002·Granted Jun 19, 2007·96 cites·14 claims
- 0497US5656693AThermoplastic elastomers having improved cureEXXON CHEMICAL PATENTS INC·Filed 1995·Granted Aug 12, 1997·139 cites·22 claims
- 0596US8026323B2Propylene ethylene polymers and production processEXXONMOBIL CHEM PATENTS INC·Filed 2007·Granted Sep 27, 2011·30 cites·40 claims
- 0696US7855258B2Propylene olefin copolymersEXXONMOBIL CHEM PATENTS INC·Filed 2006·Granted Dec 21, 2010·12 cites·10 claims
- 0795US10822440B2Dual metallocene-catalyzed bimodal copolymer compositionsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2017·Granted Nov 3, 2020·5 cites·19 claims
- 0895US10538656B2Polymer compositions and processes for their productionEXXONMOBIL CHEMICAL PATENTS INC·Filed 2019·Granted Jan 21, 2020·4 cites·10 claims
- 0995US10457801B2Process for producing polymer compositionsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2015·Granted Oct 29, 2019·4 cites·25 claims
- 1095US8829127B2Process for making ethylene interpolymers and interpolymers made thereby, and compositions and electrical devices containing such interpolymersDHARMARAJAN NARAYANASWAMI RAJA·Filed 2012·Granted Sep 9, 2014·21 cites·19 claims
- 1194US7915354B2Multimodal ethylene-alpha-olefin elastomers and process for makingEXXONMOBIL CHEM PATENTS INC·Filed 2007·Granted Mar 29, 2011·29 cites·11 claims
- 1293US10808049B2Dual metallocene catalyst copolymer compositionsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2017·Granted Oct 20, 2020·6 cites·25 claims
- 1391US11299567B2Lubricating oil compositions comprising dual metallocene-catalyzed bimodal copolymer compositions useful as viscosity modifiersEXXONMOBIL CHEMICAL PATENTS INC·Filed 2017·Granted Apr 12, 2022·3 cites·15 claims
- 1491US8178625B2Thermoplastic vulcanizate compositionELLUL MARIA D·Filed 2006·Granted May 15, 2012·15 cites·34 claims
- 1591US7511106B2Ethylene elastomer compositionsEXXONMOBIL CHEM PATENTS INC·Filed 2006·Granted Mar 31, 2009·14 cites·15 claims
- 1691US7094835B2Elastic blends comprising crystalline polymer and crystallizable polymers of propyleneEXXONMOBIL CHEM PATENTS INC·Filed 2005·Granted Aug 22, 2006·6 cites·52 claims
- 1790US10124528B2Cyclic-diene additives in polyethylene films and enhanced film orientation balance in production thereofEXXONMOBIL CHEMICAL PATENTS INC·Filed 2015·Granted Nov 13, 2018·3 cites·6 claims
- 1890US7132478B2Elastic blends comprising crystalline polymer and crystallizable polymers of propyleneEXXONMOBIL CHEM PATENTS INC·Filed 2005·Granted Nov 7, 2006·5 cites·44 claims
- 1990US6686419B2Multimodal ethylene, alpha-olefin and diene polymers, processes for making and devices comprising such compositionsEXXONMOBIL CHEM PATENTS INC·Filed 2003·Granted Feb 3, 2004·40 cites·91 claims
- 2089US7202305B2Elastic blends comprising crystalline polymer and crystallizable polymers of propyleneEXXONMOBIL CHEM PATENTS INC·Filed 2005·Granted Apr 10, 2007·4 cites·18 claims
- 2188US9382344B2Mitigation of catalyst inhibition in olefin polymerizationEXXONMOBIL CHEM PATENTS INC·Filed 2014·Granted Jul 5, 2016·8 cites·24 claims
- 2288US8653197B2Thermoplastic vulcanizate compositionELLUL MARIA D·Filed 2012·Granted Feb 18, 2014·6 cites·25 claims
- 2388US7390866B2Propylene-based elastomers and uses thereofEXXONMOBIL CHEM PATENTS INC·Filed 2004·Granted Jun 24, 2008·29 cites·15 claims
- 2487US9260635B2Polyolefin adhesive compositions and methods for preparing the sameEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted Feb 16, 2016·4 cites·19 claims
- 2587US8916659B1Process and apparatus for continuous solution polymerizationEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted Dec 23, 2014·6 cites·9 claims
- 2687US7399737B2Lube additivesEXXONMOBIL CHEM PATENTS INC·Filed 2005·Granted Jul 15, 2008·8 cites·8 claims
- 2786US7794847B2Propylene elastomers for electrical wire and cable compoundsEXXONMOBIL CHEM PATENTS INC·Filed 2006·Granted Sep 14, 2010·7 cites·49 claims
- 2886US6376610B1Electrical devices including ethylene, alpha-olefin, vinyl norbornene elastomers and ethylene alpha-olefin polymersEXXON MOBIL CHEM PATENTS INC·Filed 2000·Granted Apr 23, 2002·21 cites·11 claims
- 2985US9139794B2Process for the production of polymeric compositions useful as oil modifiersKOLB RAINER·Filed 2012·Granted Sep 22, 2015·4 cites·26 claims
- 3084US7199189B2Compositions suitable for elastomeric membranesEXXONMOBIL CHEM PATENTS INC·Filed 2002·Granted Apr 3, 2007·20 cites·87 claims
- 3183US10385198B2Polymer compositions with improved rheological propertiesEXXONMOBIL CHEMICAL PATENTS INC·Filed 2015·Granted Aug 20, 2019·1 cites·25 claims
- 3283US7482418B2Crystalline propylene-hexene and propylene-octene copolymersEXXONMOBIL CHEM PATENTS INC·Filed 2005·Granted Jan 27, 2009·2 cites·4 claims
- 3383US7109270B2Elastic blends comprising crystalline polymer and crystallizable polymers of propyleneEXXONMOBIL CHEM PATENTS INC·Filed 2005·Granted Sep 19, 2006·2 cites·62 claims
- 3482US6251998B1Hydrosilylation crosslinking of thermoplastic elastomerADVANCED ELASTOMER SYSTEMS·Filed 1998·Granted Jun 26, 2001·43 cites·15 claims
- 3580US10253173B2Polymer compositions and processes for their productionEXXONMOBIL CHEMICAL PATENTS INC·Filed 2015·Granted Apr 9, 2019·1 cites·15 claims
- 3680US9234093B2Thermoplastic vulcanizatesELLUL MARIA DOLORES·Filed 2008·Granted Jan 12, 2016·5 cites·10 claims
- 3779US8263722B2Process for making ethylene interpolymers and interpolymers made thereby; compositions and electrical devices containing such interpolymersDHARMARAJAN NARAYANASWAMI RAJA·Filed 2005·Granted Sep 11, 2012·4 cites·25 claims
- 3878US8877880B2Method for controlling polyolefin propertiesBULAWA MICHAEL C·Filed 2011·Granted Nov 4, 2014·4 cites·20 claims
- 3978US7166674B2Elastic blends comprising crystalline polymer and crystallizable polymers of propyleneEXXONMOBIL CHEM PATENTS INC·Filed 2006·Granted Jan 23, 2007·1 cites·40 claims
- 4078US5763533AElectrical devices including ethylene, α-olefin, vinyl norbornene elastomers and ethylene α-olefin polymersEXXON CHEMICAL PATENTS INC·Filed 1996·Granted Jun 9, 1998·29 cites·4 claims
- 4176US8105992B2Viscosity index modifiers and lubricant compositions containing such viscosity index modifiersSCHAUDER JEAN-ROCH·Filed 2007·Granted Jan 31, 2012·8 cites·6 claims
- 4276US7868104B2Crystallizable propylene copolymersEXXONMOBIL CHEM PATENTS INC·Filed 2007·Granted Jan 11, 2011·3 cites·5 claims
- 4374US6806336B2Process for polymerizing ethylene, higher alpha-olefin comonomer and dienes, especially vinyl norbornene; polymers made using such processes; and articles made from such polymersEXXONMOBIL CHEM PATENTS INC·Filed 2003·Granted Oct 19, 2004·10 cites·11 claims
- 4474US5571868ACalendered elastomeric articlesEXXON CHEMICAL PATENTS INC·Filed 1995·Granted Nov 5, 1996·24 cites·18 claims
- 4574US2025034477A1Bimodal copolymer compositions useful as oil modifiers and lubricating oils comprising the sameCHEVRON ORONITE CO·Filed 2024·Application pending·0 cites
- 4673US8969481B2Peroxide cured TPVELLUL MARIA D·Filed 2009·Granted Mar 3, 2015·2 cites·8 claims
- 4773US5698650AElastomeric vehicle brake parts and power transmission beltsEXXON CHEMICAL PATENTS INC·Filed 1996·Granted Dec 16, 1997·37 cites·11 claims
- 4870US5654370ACalendered elastomeric articlesEXXON CHEMICAL PATENTS INC·Filed 1996·Granted Aug 5, 1997·20 cites·15 claims
- 4969US5674613AElectrical devices including ethylene, a-olefin, vinyl norbornene elastomeric polymersEXXON CHEMICAL PATENTS INC·Filed 1995·Granted Oct 7, 1997·27 cites·9 claims
- 5068US10562219B2Cyclic-diene additives in polyethylene films and enhanced film orientation balance in production thereofEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Feb 18, 2020·0 cites·17 claims
Showing the top 50 of 79 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →