Inventor · disambiguated record
Andrew Edward Feiring
Also filed as: FEIRING ANDREW · FEIRING ANDREW E · FEIRING ANDREW EDWARD
86 granted patents·7 pending applications·2,087 citations·filing 1976–2021
99Inventor score
Files withDU PONT70COMPACT MEMBRANE SYSTEMS INC5CHEMOURS CO FC LLC4FEIRING ANDREW EDWARD3HOWELL JON LEE2
Top patents by PatentIndex Score
93 records- 0199US6790587B1Fluorinated polymers, photoresists and processes for microlithographyDU PONT·Filed 2000·Granted Sep 14, 2004·141 cites·66 claims
- 0297US5182342AHydrofluorocarbon solvents for fluoromonomer polymerizationDU PONT·Filed 1992·Granted Jan 26, 1993·210 cites·25 claims
- 0396US10550302B2Epoxide and fluorinated epoxide stabilizers for fluoroolefinsCHEMOURS CO FC LLC·Filed 2017·Granted Feb 4, 2020·6 cites·20 claims
- 0496US9133381B2Epoxide and fluorinated epoxide stabilizers for fluoroolefinsDU PONT·Filed 2013·Granted Sep 15, 2015·12 cites·14 claims
- 0596US8535555B2Epoxide and fluorinated epoxide stabilizers for fluoroolefinsFEIRING ANDREW EDWARD·Filed 2007·Granted Sep 17, 2013·76 cites·14 claims
- 0696US7722785B2Electrically conductive polymer compositionsDU PONT·Filed 2006·Granted May 25, 2010·29 cites·28 claims
- 0796US6849377B2Photoresists, polymers and processes for microlithographyDU PONT·Filed 2002·Granted Feb 1, 2005·84 cites·20 claims
- 0896US5763552AHydrogen-containing flourosurfacant and its use in polymerizationDU PONT·Filed 1997·Granted Jun 9, 1998·174 cites·13 claims
- 0996US4258225ATaF5 and NbF5 as fluorination catalystsDU PONT·Filed 1977·Granted Mar 24, 1981·47 cites·11 claims
- 1096US4220608APreparation of 3,3,3-trifluoropropene-1DU PONT·Filed 1979·Granted Sep 2, 1980·42 cites·14 claims
- 1195US9777204B2Epoxide and fluorinated epoxide stabilizers for fluoroolefinsCHEMOURS CO FC LLC·Filed 2015·Granted Oct 3, 2017·6 cites·13 claims
- 1295US8663494B2Terpene, terpenoid, and fullerene stabilizers for fluoroolefinsHOWELL JON LEE·Filed 2011·Granted Mar 4, 2014·19 cites·17 claims
- 1395US8101094B2Terpene, terpenoid, and fullerene stabilizers for fluoroolefinsHOWELL JON LEE·Filed 2007·Granted Jan 24, 2012·47 cites·18 claims
- 1495US6667377B2Polyvinylidene fluoride ionomers containing pendant fluoroalkylsulfonyl imide or fluoroalkylsulfonyl methide groupsDU PONT·Filed 2001·Granted Dec 23, 2003·50 cites·30 claims
- 1595US4525539AVulcanizable nitrile-containing perfluoroelastomerDU PONT·Filed 1982·Granted Jun 25, 1985·61 cites·10 claims
- 1694US11905350B2Gas permeable fluoropolymers and ionomersCOMPACT MEMBRANE SYSTEMS INC·Filed 2020·Granted Feb 20, 2024·2 cites·7 claims
- 1794US6593058B1Photoresists, polymers and processes for microlithographyDU PONT·Filed 1999·Granted Jul 15, 2003·100 cites·31 claims
- 1893US6025092AFluorinated ionomers and their usesDU PONT·Filed 1998·Granted Feb 15, 2000·81 cites·29 claims
- 1992US6486280B1Amorphous tetrafluoroethylene-hexafluoropropylene copolymersDU PONT·Filed 2000·Granted Nov 26, 2002·38 cites·18 claims
- 2092US5639837AProcess for making fluoropolymersDU PONT·Filed 1996·Granted Jun 17, 1997·78 cites·22 claims
- 2192US4650913ASulfinate-initiated addition of perfluorinated iodides to olefinsDU PONT·Filed 1984·Granted Mar 17, 1987·31 cites·34 claims
- 2291US5260492AFluorinated monomers and polymersDU PONT·Filed 1992·Granted Nov 9, 1993·34 cites·4 claims
- 2390US6743549B1Nonaqueous electrolyte lithium secondary batteriesDU PONT·Filed 2000·Granted Jun 1, 2004·44 cites·23 claims
- 2490US6133389AAmorphous tetrafluoroethylene-hexafluoropropylene copolymersDU PONT·Filed 1997·Granted Oct 17, 2000·62 cites·11 claims
- 2590US5637663AAmorphous tetrafluoroethylene-hexafluoropropylene copolymersDU PONT·Filed 1996·Granted Jun 10, 1997·69 cites·20 claims
- 2689US7737307B2Fluorinated nonionic surfactantsDU PONT·Filed 2007·Granted Jun 15, 2010·9 cites·16 claims
- 2789US7399887B1Fluorinated sulfonate surfactantsDU PONT·Filed 2007·Granted Jul 15, 2008·14 cites·20 claims
- 2889US6399729B1Fluoromonomer polymerizationDU PONT·Filed 1999·Granted Jun 4, 2002·58 cites·10 claims
- 2988US6140436AFluorinated ionomers and their usesDU PONT·Filed 1999·Granted Oct 31, 2000·50 cites·2 claims
- 3088US5175367AFluorine-containing diamines, polyamides, and polyimidesDU PONT·Filed 1991·Granted Dec 29, 1992·22 cites·7 claims
- 3187US6875555B1Preparation and use of EXO-2-fluoroalkyl(bicyclo[2.2.1] hept-5-enes)DU PONT·Filed 2003·Granted Apr 5, 2005·15 cites·51 claims
- 3286US10029248B2Membrane separation of olefin and paraffin mixturesCOMPACT MEMBRANE SYSTEMS INC·Filed 2014·Granted Jul 24, 2018·11 cites·19 claims
- 3386US5286841AFluorine-containing diamines, polyamides, and polyimidesDU PONT·Filed 1992·Granted Feb 15, 1994·19 cites·6 claims
- 3484US8568616B2Electrically conductive polymer compositionsHSU CHE-HSIUNG·Filed 2010·Granted Oct 29, 2013·3 cites·28 claims
- 3582US8535556B2Compositions comprising iodotrifluoromethane and stabilizersLECK THOMAS J·Filed 2007·Granted Sep 17, 2013·9 cites·19 claims
- 3682US4157344APreparation of aryl trifluoromethyl ethersDU PONT·Filed 1978·Granted Jun 5, 1979·14 cites·3 claims
- 3781US5773538AProcess for polymerization of olefinic monomersDU PONT·Filed 1997·Granted Jun 30, 1998·37 cites·14 claims
- 3881US5233004AChromium carbonyl complexes of polyamideDU PONT·Filed 1992·Granted Aug 3, 1993·29 cites·14 claims
- 3980US5186985ALiquid crystal displays of high tilt bias anglesDU PONT·Filed 1991·Granted Feb 16, 1993·40 cites·12 claims
- 4079US11851602B2Epoxide and fluorinated epoxide stabilizers for fluoroolefinsCHEMOURS CO FC LLC·Filed 2021·Granted Dec 26, 2023·0 cites·17 claims
- 4178US4051168AFluorination processDU PONT·Filed 1976·Granted Sep 27, 1977·11 cites·26 claims
- 4277US10399044B2Thin film composite membranes for separation of alkenes from alkanesCOMPACT MEMBRANE SYSTEMS INC·Filed 2016·Granted Sep 3, 2019·1 cites·50 claims
- 4377US7834209B2Hydrofluoroalkanesulfonic acids from fluorovinyl ethersDU PONT·Filed 2006·Granted Nov 16, 2010·2 cites·9 claims
- 4477US6884564B2Fluorinated polymers having ester groups and photoresists for microlithographyDU PONT·Filed 2002·Granted Apr 26, 2005·13 cites·37 claims
- 4576US11130894B2Epoxide and fluorinated epoxide stabilizers for fluoroolefinsCHEMOURS CO FC LLC·Filed 2019·Granted Sep 28, 2021·0 cites·18 claims
- 4676US8614347B2Fluorous dendrimers and methods for production thereofPERCEC VIRGIL·Filed 2012·Granted Dec 24, 2013·2 cites·17 claims
- 4776US6899995B2Protecting groups in polymers, photoresists and processes for microlithographyDU PONT·Filed 2001·Granted May 31, 2005·12 cites·30 claims
- 4876US5326917AFluorinated monomers and polymersDU PONT·Filed 1993·Granted Jul 5, 1994·11 cites·2 claims
- 4974US9120834B2Membrane separation of ionic liquid solutionsCAMPOS DANIEL·Filed 2014·Granted Sep 1, 2015·2 cites·16 claims
- 5074US7217495B2Fluorinated polymers, photoresists and processes for microlithographyDU PONT·Filed 2004·Granted May 15, 2007·10 cites·32 claims
Showing the top 50 of 93 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →