Inventor · disambiguated record
Norman N. Li
Also filed as: CAHN ROBERT P · HUCAL TARAS · LI N N-T · LI NORMAN
30 granted patents·2 pending applications·1,064 citations·filing 1972–2020
98Inventor score
Files withEXXON RESEARCH ENGINEERING CO21EXXON PRODUCTION RESEARCH CO4ALLIED SIGNAL INC2CAHN ROBERT P1LI NORMAN1
Top patents by PatentIndex Score
32 records- 0197US4740219ASeparation of fluids by means of mixed matrix membranesALLIED SIGNAL INC·Filed 1986·Granted Apr 26, 1988·131 cites·6 claims
- 0297US4233165AWell treatment with emulsion dispersionsEXXON PRODUCTION RESEARCH CO·Filed 1978·Granted Nov 11, 1980·143 cites·34 claims
- 0396US5127925ASeparation of gases by means of mixed matrix membranesALLIED SIGNAL INC·Filed 1989·Granted Jul 7, 1992·119 cites·9 claims
- 0496US4359391AWell treatment with emulsion dispersionsEXXON PRODUCTION RESEARCH CO·Filed 1979·Granted Nov 16, 1982·93 cites·13 claims
- 0594US4183681AEmulsion preparation method using a packed tube emulsifierEXXON RESEARCH ENGINEERING CO·Filed 1978·Granted Jan 15, 1980·81 cites·35 claims
- 0688US4397354AMethod of using a well treating fluidEXXON PRODUCTION RESEARCH CO·Filed 1982·Granted Aug 9, 1983·55 cites·6 claims
- 0786US6162358AHigh flux reverse osmosis membraneNL CHEMICALS TECHNOLOGIES INC·Filed 1998·Granted Dec 19, 2000·96 cites·19 claims
- 0884US4360448AWater in oil emulsions useful in liquid membraneEXXON RESEARCH ENGINEERING CO·Filed 1973·Granted Nov 23, 1982·24 cites·5 claims
- 0982US4415426AElectrodes for electrical coalescense of liquid emulsionsEXXON RESEARCH ENGINEERING CO·Filed 1981·Granted Nov 15, 1983·34 cites·5 claims
- 1068US4098736ALiquid membrane encapsulated reactive productsEXXON RESEARCH ENGINEERING CO·Filed 1972·Granted Jul 4, 1978·18 cites·23 claims
- 1164US4292181AUse of liquid membrane systems for selective ion transferEXXON RESEARCH ENGINEERING CO·Filed 1980·Granted Sep 29, 1981·21 cites·18 claims
- 1263US4259189ANovel liquid membrane formulationsEXXON RESEARCH ENGINEERING CO·Filed 1978·Granted Mar 31, 1981·18 cites·6 claims
- 1361US4662433AIndividual comfort control deviceCAHN ROBERT P·Filed 1984·Granted May 5, 1987·35 cites·24 claims
- 1460US4086163AMetal extraction by combined solvent and LM extractionEXXON RESEARCH ENGINEERING CO·Filed 1976·Granted Apr 25, 1978·16 cites·16 claims
- 1560US4029744AProcess for removing the salt of a weak acid and a weak base from solutionEXXON RESEARCH ENGINEERING CO·Filed 1975·Granted Jun 14, 1977·10 cites·22 claims
- 1659US4056462ASeparating hydrocarbon mixtures by emulsificationEXXON RESEARCH ENGINEERING CO·Filed 1973·Granted Nov 1, 1977·13 cites·15 claims
- 1758US4568392AWell treating fluidEXXON PRODUCTION RESEARCH CO·Filed 1983·Granted Feb 4, 1986·15 cites·22 claims
- 1858US4001109ADemulsification processEXXON RESEARCH ENGINEERING CO·Filed 1974·Granted Jan 4, 1977·16 cites·9 claims
- 1958US3959173ANovel liquid membrane formulations and uses thereofEXXON RESEARCH ENGINEERING CO·Filed 1974·Granted May 25, 1976·7 cites·10 claims
- 2058US3942527ABlood oxygenation processEXXON RESEARCH ENGINEERING CO·Filed 1974·Granted Mar 9, 1976·15 cites·8 claims
- 2153US11278847B2Reverse osmosis membrane with hydrogel coatingNL CHEMICAL TECH INC·Filed 2019·Granted Mar 22, 2022·0 cites·16 claims
- 2253US4419200AElectrical coalescense of liquid emulsionsEXXON RESEARCH ENGINEERING CO·Filed 1981·Granted Dec 6, 1983·14 cites·8 claims
- 2353US4183918ADetoxifying-medicinal emulsionsEXXON RESEARCH ENGINEERING CO·Filed 1978·Granted Jan 15, 1980·42 cites·69 claims
- 2452US4014785ANovel liquid membrane formulations and uses thereofEXXON RESEARCH ENGINEERING CO·Filed 1975·Granted Mar 29, 1977·12 cites·17 claims
- 2546USRE30179ECommon ion effect to assist LM separationEXXON RESEARCH ENGINEERING CO·Filed 1978·Granted Dec 25, 1979·9 cites·10 claims
- 2646US3969265ANovel liquid membrane formulations and use thereofEXXON RESEARCH ENGINEERING CO·Filed 1976·Granted Jul 13, 1976·9 cites·15 claims
- 2745US2022040643A1Modification of membrane surfaces with amino acid polymersSONG QUN·Filed 2020·Application pending·0 cites
- 2843US4081369ACommon ion effect to assist LM separationEXXON RESEARCH ENGINEERING CO·Filed 1976·Granted Mar 28, 1978·8 cites·10 claims
- 2942US2013163796A1Versatile portable laptop video monitor with keyboardLI NORMAN·Filed 2011·Application pending·0 cites
- 3039US4064040ASour water treating process utilizing liquid membranes having a sulfonated polymer exterior oil phaseEXXON RESEARCH ENGINEERING CO·Filed 1976·Granted Dec 20, 1977·6 cites·46 claims
- 3133US4125461ADemulsification by centrifugation followed by strong shearingEXXON RESEARCH ENGINEERING CO·Filed 1977·Granted Nov 14, 1978·3 cites·27 claims
- 3232US4155844ASeparation processEXXON RESEARCH ENGINEERING CO·Filed 1977·Granted May 22, 1979·1 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →