Inventor · disambiguated record
Alex Sergey Ionkin
Also filed as: IONKIN ALEX · IONKIN ALEX S · IONKIN ALEX SERGEY
51 granted patents·4 pending applications·431 citations·filing 1999–2024
98Inventor score
Top patents by PatentIndex Score
55 records- 0198US7675228B2Electroluminescent iridium compounds with silylated, germanylated, and stannylated ligands, and devices made with such compoundsDU PONT·Filed 2006·Granted Mar 9, 2010·110 cites·17 claims
- 0298US7442819B2Catalysts for olefin polymerization or oligomerizationDU PONT·Filed 2005·Granted Oct 28, 2008·54 cites·6 claims
- 0392US7683149B2Catalysts for olefin polymerization or oligomerizationDU PONT·Filed 2008·Granted Mar 23, 2010·13 cites·10 claims
- 0492US7233019B2Electroluminescent silylated pyrenes, and devices made with such compoundsDU PONT·Filed 2004·Granted Jun 19, 2007·67 cites·10 claims
- 0592US6541585B2Polymerization of olefinsDU PONT·Filed 2001·Granted Apr 1, 2003·22 cites·23 claims
- 0691US5986127AAminonitrile productionDU PONT·Filed 1999·Granted Nov 16, 1999·58 cites·25 claims
- 0787US10233278B1Cesium and rubidium derivatives as catalysts for polyurethane foamsFXI INC·Filed 2017·Granted Mar 19, 2019·2 cites·20 claims
- 0887US8709657B2Quaternary chalcogenide wafersIONKIN ALEX SERGEY·Filed 2010·Granted Apr 29, 2014·3 cites·4 claims
- 0987US6506861B2Polymerization of olefinsDU PONT·Filed 2001·Granted Jan 14, 2003·21 cites·9 claims
- 1085US6569802B1Catalyst for selective hydrogenation of dinitrilesDU PONT·Filed 2000·Granted May 27, 2003·23 cites·17 claims
- 1179US8470287B2Preparation of copper zinc tin sulfideIONKIN ALEX SERGEY·Filed 2010·Granted Jun 25, 2013·2 cites·9 claims
- 1277US8480944B2Quaternary chalcogenide wafersIONKIN ALEX SERGEY·Filed 2010·Granted Jul 9, 2013·3 cites·7 claims
- 1376US8115378B2Tetra-substituted chrysenes for luminescent applicationsIONKIN ALEX SERGEY·Filed 2007·Granted Feb 14, 2012·5 cites·2 claims
- 1475US9076571B2Thick-film conductive compositions with nano-sized zinc additiveIONKIN ALEX SERGEY·Filed 2010·Granted Jul 7, 2015·1 cites·3 claims
- 1575US7371879B2Bivalent monomeric phenoxy tin compoundsDU PONT·Filed 2006·Granted May 13, 2008·3 cites·9 claims
- 1674US8022152B2Copolymers of vinyl- and allylsilanesDU PONT·Filed 2007·Granted Sep 20, 2011·2 cites·22 claims
- 1771US10889680B1Cesium and rubidium derivatives as catalysts for polyurethane foamsFXI INC·Filed 2019·Granted Jan 12, 2021·0 cites·20 claims
- 1871US6080884AAminonitrile productionDU PONT·Filed 1999·Granted Jun 27, 2000·13 cites·17 claims
- 1970US7718997B2Tetrasubstituted coronenesDU PONT·Filed 2006·Granted May 18, 2010·1 cites·8 claims
- 2069US8916664B2Olefin polymerization processCITRON JOEL DAVID·Filed 2011·Granted Dec 23, 2014·1 cites·12 claims
- 2167US2025387298A1Flexible medical containerBRAUN MELSUNGEN AG·Filed 2024·Application pending·0 cites
- 2266US6258745B1Aminonitrile productionDU PONT·Filed 2000·Granted Jul 10, 2001·8 cites·37 claims
- 2364US8053545B2Processes for making stabilized divalent germanium and tin compoundsDU PONT·Filed 2009·Granted Nov 8, 2011·0 cites·6 claims
- 2464US7771919B2High refractive index fluids for immersion lithographyDU PONT·Filed 2007·Granted Aug 10, 2010·1 cites·1 claims
- 2562US8153794B2Catalysts useful for catalyzing the coupling of arylhalides with arylboronic acidsIONKIN ALEX SERGEY·Filed 2008·Granted Apr 10, 2012·0 cites·12 claims
- 2662US7737277B2Electroluminescent bis-cyclometalled iridium compounds and devices made with such compoundsDU PONT·Filed 2006·Granted Jun 15, 2010·1 cites·6 claims
- 2762US7348388B2Copolymers of olefins and vinyl- and allylsilanesDU PONT·Filed 2002·Granted Mar 25, 2008·4 cites·22 claims
- 2861US8178175B2Thermal transfer donor elements with ionic liquidsIONKIN ALEX SERGEY·Filed 2008·Granted May 15, 2012·0 cites·11 claims
- 2961US7115763B2Polymerization of olefinsDU PONT·Filed 2002·Granted Oct 3, 2006·2 cites·8 claims
- 3061US6506927B1Aminonitrile productionDU PONT·Filed 2001·Granted Jan 14, 2003·2 cites·20 claims
- 3161US6455723B1Aminonitrile productionDU PONT·Filed 2001·Granted Sep 24, 2002·2 cites·20 claims
- 3260US8414862B2Preparation of CZTS and its analogs in ionic liquidsIONKIN ALEX SERGEY·Filed 2010·Granted Apr 9, 2013·0 cites·12 claims
- 3359US8252394B2Thermal transfer donor elements with water soluble blue dyesFISH BRIAN M·Filed 2009·Granted Aug 28, 2012·0 cites·15 claims
- 3459US8021726B2Compositions and processes for preparing color filter elements using alkali metal fluoridesDU PONT·Filed 2007·Granted Sep 20, 2011·0 cites·22 claims
- 3558US7626049B2Stabilized divalent germanium and tin compounds, processes for making the compounds, and processes using the compoundsDU PONT·Filed 2006·Granted Dec 1, 2009·0 cites·3 claims
- 3658US6737540B2Aminonitrile productionDU PONT·Filed 2003·Granted May 18, 2004·2 cites·19 claims
- 3758US6566297B2Aminonitrile productionDU PONT·Filed 2001·Granted May 20, 2003·2 cites·20 claims
- 3857US8048498B2Compositions and processes for preparing color filter elements using vanadium catalystsDU PONT·Filed 2007·Granted Nov 1, 2011·0 cites·21 claims
- 3956US6455724B1Aminonitrile productionDU PONT·Filed 2001·Granted Sep 24, 2002·1 cites·20 claims
- 4055US2013160830A1Thick-film conductive paste compositionIONKIN ALEX SERGEY·Filed 2011·Application pending·0 cites
- 4153US8470288B2Preparation of CZTS in an ionic liquidIONKIN ALEX SERGEY·Filed 2010·Granted Jun 25, 2013·0 cites·10 claims
- 4253US7625992B2Processes for polyurethane polymerization using polysilyl derivatives of germanium and tin as catalystsDU PONT·Filed 2006·Granted Dec 1, 2009·0 cites·6 claims
- 4353US6680403B1Process for hydrogenating dinitriles in aminonitrilesDU PONT·Filed 2000·Granted Jan 20, 2004·2 cites·17 claims
- 4451US8734687B2Screen-printable quaternary chalcogenide compositionsIONKIN ALEX SERGEY·Filed 2010·Granted May 27, 2014·0 cites·15 claims
- 4551US7671163B2Polymerization process using bivalent monomeric phenoxy tin catalystsDU PONT·Filed 2006·Granted Mar 2, 2010·0 cites·6 claims
- 4650US7449601B2Catalysts useful for catalyzing the coupling of arylhalides with arylboronic acidsDU PONT·Filed 2004·Granted Nov 11, 2008·0 cites·13 claims
- 4749US6720444B2Aminonitrile productionDU PONT·Filed 2003·Granted Apr 13, 2004·0 cites·14 claims
- 4845US7683147B2Polymerization of olefinsDU PONT·Filed 2002·Granted Mar 23, 2010·0 cites·11 claims
- 4944US8449859B2Syntheses of quaternary chalcogenides in cesium, rubidium, barium and lanthanum containing fluxesIONKIN ALEX SERGEY·Filed 2010·Granted May 28, 2013·0 cites·14 claims
- 5042US7358406B2Electroluminescent fluorinated pyrenes, and devices made with such compoundsDU PONT·Filed 2004·Granted Apr 15, 2008·0 cites·2 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →