Inventor · disambiguated record
Nisar Ullah
Also filed as: ULLAH NISAR
26 granted patents·3 pending applications·24 citations·filing 2013–2023
92Inventor score
Top patents by PatentIndex Score
29 records- 0194US11685855B2Treatment of subterranean formationsSAUDI ARABIAN OIL CO·Filed 2021·Granted Jun 27, 2023·5 cites·16 claims
- 0293US11203712B1Methods and compositions of using viscoelastic surfactants as diversion agentsSAUDI ARABIAN OIL CO·Filed 2020·Granted Dec 21, 2021·9 cites·30 claims
- 0392US11688564B1Nanocomposite supercapacitors and method of preparation thereofUNIV KING FAHD PET & MINERALS·Filed 2022·Granted Jun 27, 2023·4 cites·17 claims
- 0483US9688611B2Synthesis of (S)-2-acetamido-3-(4-hydroxy-3-(3-methylbut-2-enyl) phenyl) propanoic acid derivativesUNIV KING FAHD PET & MINERALS·Filed 2015·Granted Jun 27, 2017·2 cites·20 claims
- 0579US8901304B1Benzo[D]imidazole derivatives of piperidine and piperazineUNIV KING FAHD PET & MINERALS·Filed 2013·Granted Dec 2, 2014·2 cites·14 claims
- 0678US11236264B2Methods and compositions using a combination of zwitterionic surfactants and gemini surfactants as diversion agentsSAUDI ARABIAN OIL CO·Filed 2020·Granted Feb 1, 2022·1 cites·28 claims
- 0777US11618006B2Method for removing a pollutant from aqueous solution with a crosslinked polymerUNIV KING FAHD PET & MINERALS·Filed 2022·Granted Apr 4, 2023·0 cites·19 claims
- 0875US12071838B2Viscoelastic surfactants for acid diversion in downhole operationsSAUDI ARABIAN OIL CO·Filed 2022·Granted Aug 27, 2024·0 cites·9 claims
- 0974US8916704B1Dihydroquinone derivatives of piperidine and piperazineUNIV KING FAHD PET & MINERALS·Filed 2013·Granted Dec 23, 2014·1 cites·8 claims
- 1072US11887782B2Energy storage device and supercapacitorUNIV KING FAHD PET & MINERALS·Filed 2023·Granted Jan 30, 2024·0 cites·15 claims
- 1171US12139660B2Treatment of subterranean formationsSAUDI ARABIAN OIL CO·Filed 2023·Granted Nov 12, 2024·0 cites·4 claims
- 1266US11351520B2Crosslinked resin, synthesis thereof, and use for removing organic dyesUNIV KING FAHD PET & MINERALS·Filed 2019·Granted Jun 7, 2022·0 cites·12 claims
- 1366US9145388B26-piperazinyl-3,4-dihydroquinazolin-2(1H)-onesUNIV KING FAHD PET & MINERALS·Filed 2014·Granted Sep 29, 2015·0 cites·14 claims
- 1465US10329245B2Method for making a prenyl group-substituted tyrosine compoundUNIV KING FAHD PET & MINERALS·Filed 2018·Granted Jun 25, 2019·0 cites·11 claims
- 1565US9073900B2Dihydroquinone derivatives of piperidine and piperazineUNIV KING FAHD PET & MINERALS·Filed 2014·Granted Jul 7, 2015·0 cites·8 claims
- 1662US10023527B2Uncatalyzed sigmatropic rearrangement of tyrosine-based compoundsUNIV KING FAHD PET & MINERALS·Filed 2017·Granted Jul 17, 2018·0 cites·18 claims
- 1759US11959017B1Methods and materials for wellbore fluid diversion using visco-elastic surfactantsSAUDI ARABIAN OIL CO·Filed 2022·Granted Apr 16, 2024·0 cites·10 claims
- 1859US11643590B1Methods and compositions of using viscoelastic surfactants as diversion agentsSAUDI ARABIAN OIL CO·Filed 2021·Granted May 9, 2023·0 cites·19 claims
- 1958US11739255B2Methods and compositions of piperazine-based viscoelastic surfactants as diversion agentsSAUDI ARABIAN OIL CO·Filed 2021·Granted Aug 29, 2023·0 cites·9 claims
- 2058US9205087B16-Piperazinyl-3,4-dihydroquinazolin-2(1H)-onesUNIV KING FAHD PET & MINERALS·Filed 2015·Granted Dec 8, 2015·0 cites·6 claims
- 2157US11746279B2Fracturing fluids based on viscoelastic surfactantsSAUDI ARABIAN OIL CO·Filed 2021·Granted Sep 5, 2023·0 cites·11 claims
- 2257US9199969B16-piperazinyl-3,4-dihydroquinazolin-2(1H)-onesUNIV KING FAHD PET & MINERALS·Filed 2015·Granted Dec 1, 2015·0 cites·4 claims
- 2356US11713412B2Piperazine-based viscoelastic surfactants for hydraulic fracturing applicationsSAUDI ARABIAN OIL CO·Filed 2021·Granted Aug 1, 2023·0 cites·10 claims
- 2450US10882948B2Copolymer for photoelectrocatalytic water splittingUNIV KING FAHD PET & MINERALS·Filed 2018·Granted Jan 5, 2021·0 cites·20 claims
- 2549US10844165B2Copolymer, a method of synthesizing thereof, and a method for producing hydrogen gasUNIV KING FAHD PET & MINERALS·Filed 2018·Granted Nov 24, 2020·0 cites·20 claims
- 2645US10533079B2Copolymers for iodide detection and methods thereofUNIV KING FAHD PET & MINERALS·Filed 2018·Granted Jan 14, 2020·0 cites·20 claims
- 2744US2014296528A14-aryl-1-(biarylmethylene) piperidine compoundsKING ABDULAZIZ CITY SCI & TECH·Filed 2013·Application pending·0 cites
- 2841US2024067861A1Methods and compositions of synthetic quadripolymer based diversion fluidsSAUDI ARABIAN OIL CO·Filed 2022·Application pending·0 cites
- 2935US2021380867A1Methods and compositions for downhole diversion of well treatment fluidSAUDI ARABIAN OIL CO·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →