Inventor · disambiguated record
Ki-Hyouk Choi
Also filed as: CHOI KI-HYOUK · CHOI KI-HYOUK R
118 granted patents·13 pending applications·368 citations·filing 2006–2024
99Inventor score
Top patents by PatentIndex Score
131 records- 0197US7842181B2Composition and process for the removal of sulfur from middle distillate fuelsSAUDI ARABIAN OIL CO·Filed 2006·Granted Nov 30, 2010·27 cites·13 claims
- 0297US7740065B2Process to upgrade whole crude oil by hot pressurized water and recovery fluidSAUDI ARABIAN OIL CO·Filed 2008·Granted Jun 22, 2010·35 cites·20 claims
- 0396US11542438B1Hydrothermal conversion of plastic to oilSAUDI ARABIAN OIL CO·Filed 2022·Granted Jan 3, 2023·3 cites·20 claims
- 0496US9670419B2Process for heavy oil upgrading in a double-wall reactorSAUDI ARABIAN OIL CO·Filed 2017·Granted Jun 6, 2017·8 cites·10 claims
- 0595US10526552B1Upgrading of heavy oil for steam cracking processSAUDI ARABIAN OIL CO·Filed 2018·Granted Jan 7, 2020·11 cites·5 claims
- 0694US9656230B2Process for upgrading heavy and highly waxy crude oil without supply of hydrogenSAUDI ARABIAN OIL CO·Filed 2014·Granted May 23, 2017·9 cites·5 claims
- 0793US8535518B2Petroleum upgrading and desulfurizing processCHOI KI-HYOUK·Filed 2011·Granted Sep 17, 2013·17 cites·17 claims
- 0893US8216520B2Process to upgrade heavy oil by hot pressurized water and ultrasonic wave generating pre-mixerCHOI KI-HYOUK·Filed 2011·Granted Jul 10, 2012·10 cites·3 claims
- 0992US8323480B2Composition and process for the removal of sulfur from middle distillate fuelsCHOI KI-HYOUK·Filed 2010·Granted Dec 4, 2012·9 cites·17 claims
- 1091US11466221B2Systems and processes for hydrocarbon upgradingSAUDI ARABIAN OIL CO·Filed 2021·Granted Oct 11, 2022·2 cites·10 claims
- 1191US10752847B2Integrated hydrothermal process to upgrade heavy oilSAUDI ARABIAN OIL CO·Filed 2018·Granted Aug 25, 2020·5 cites·20 claims
- 1291US10066172B2Supercritical water upgrading process to produce paraffinic stream from heavy oilSAUDI ARABIAN OIL CO·Filed 2016·Granted Sep 4, 2018·6 cites·15 claims
- 1390US11034897B1Scheme for supercritical water process for heavy oil upgradingSAUDI ARABIAN OIL CO·Filed 2020·Granted Jun 15, 2021·4 cites·20 claims
- 1490US9005432B2Removal of sulfur compounds from petroleum streamCHOI KI-HYOUK·Filed 2010·Granted Apr 14, 2015·17 cites·24 claims
- 1590US8366913B2Process to produce low sulfur catalytically cracked gasoline without saturation of olefinic compoundsSAUDI ARABIAN OIL CO·Filed 2012·Granted Feb 5, 2013·9 cites·32 claims
- 1689US10995281B2Supercritical reactor systems and processes for petroleum upgradingSAUDI ARABIAN OIL CO·Filed 2020·Granted May 4, 2021·2 cites·12 claims
- 1789US9382485B2Petroleum upgrading processCHOI KI-HYOUK·Filed 2010·Granted Jul 5, 2016·14 cites·21 claims
- 1889US8025790B2Process to upgrade heavy oil by hot pressurized water and ultrasonic wave generating pre-mixerSAUDI ARABIAN OIL CO·Filed 2008·Granted Sep 27, 2011·13 cites·17 claims
- 1988US11767478B1Systems and methods for processing hydrocarbon feedstocksSAUDI ARABIAN OIL CO·Filed 2022·Granted Sep 26, 2023·1 cites·20 claims
- 2088US11384291B1Petrochemical processing systems and methods for reducing the deposition and accumulation of solid deposits during petrochemical processingSAUDI ARABIAN OIL CO·Filed 2021·Granted Jul 12, 2022·1 cites·20 claims
- 2188US11046624B1Production of linear alpha olefins from organic sulfidesSAUDI ARABIAN OIL CO·Filed 2019·Granted Jun 29, 2021·4 cites·21 claims
- 2288US10723962B2Production of upgraded petroleum by supercritical waterSAUDI ARABIAN OIL CO·Filed 2019·Granted Jul 28, 2020·2 cites·25 claims
- 2388US10703999B2Integrated supercritical water and steam cracking processSAUDI ARABIAN OIL CO·Filed 2018·Granted Jul 7, 2020·3 cites·19 claims
- 2488US10472578B2Production of upgraded petroleum by supercritical waterSAUDI ARABIAN OIL CO·Filed 2017·Granted Nov 12, 2019·2 cites·19 claims
- 2588US9920258B2Supercritical reactor systems and processes for petroleum upgradingSAUDI ARABIAN OIL CO·Filed 2016·Granted Mar 20, 2018·2 cites·20 claims
- 2688US9771527B2Production of upgraded petroleum by supercritical waterSAUDI ARABIAN OIL CO·Filed 2013·Granted Sep 26, 2017·4 cites·64 claims
- 2788US9567530B2Process for heavy oil upgrading in a double-wall reactorSAUDI ARABIAN OIL CO·Filed 2014·Granted Feb 14, 2017·6 cites·10 claims
- 2888US9505678B2Process to produce aromatics from crude oilSAUDI ARABIAN OIL CO·Filed 2014·Granted Nov 29, 2016·10 cites·13 claims
- 2988US7780847B2Method of producing low sulfur, high octane gasolineSAUDI ARABIAN OIL CO·Filed 2007·Granted Aug 24, 2010·18 cites·41 claims
- 3087US11802245B1Processes for viscosity breaking of plasticsSAUDI ARABIAN OIL CO·Filed 2022·Granted Oct 31, 2023·1 cites·20 claims
- 3187US11306263B1Processes for thermal upgrading of heavy oils utilizing disulfide oilSAUDI ARABIAN OIL CO·Filed 2021·Granted Apr 19, 2022·2 cites·20 claims
- 3287US11124707B2Production of liquid hydrocarbons from polyolefins by supercritical waterSAUDI ARABIAN OIL CO·Filed 2019·Granted Sep 21, 2021·4 cites·15 claims
- 3387US10975317B2Upgrading of heavy oil for steam cracking processSAUDI ARABIAN OIL CO·Filed 2019·Granted Apr 13, 2021·2 cites·17 claims
- 3487US10106748B2Method to remove sulfur and metals from petroleumSAUDI ARABIAN OIL CO·Filed 2017·Granted Oct 23, 2018·3 cites·9 claims
- 3587US10011790B2Supercritical water processes for upgrading a petroleum-based composition while decreasing pluggingSAUDI ARABIAN OIL CO·Filed 2016·Granted Jul 3, 2018·5 cites·29 claims
- 3687US8864978B2Supercritical water process to upgrade petroleumCHOI KI-HYOUK·Filed 2012·Granted Oct 21, 2014·7 cites·16 claims
- 3786US10640715B2Supercritical reactor systems and processes for petroleum upgradingSAUDI ARABIAN OIL CO·Filed 2019·Granted May 5, 2020·1 cites·12 claims
- 3886US10584285B2Process to produce blown asphaltSAUDI ARABIAN OIL CO·Filed 2019·Granted Mar 10, 2020·1 cites·9 claims
- 3986US10246642B2Process to produce blown asphaltSAUDI ARABIAN OIL CO·Filed 2017·Granted Apr 2, 2019·1 cites·9 claims
- 4086US9926497B2Method to remove metals from petroleumSAUDI ARABIAN OIL CO·Filed 2015·Granted Mar 27, 2018·3 cites·19 claims
- 4185US11384294B1Systems and processes for treating disulfide oilSAUDI ARABIAN OIL CO·Filed 2021·Granted Jul 12, 2022·1 cites·10 claims
- 4285US11370731B1Systems and processes for producing olefins from crude oilSAUDI ARABIAN OIL CO·Filed 2021·Granted Jun 28, 2022·1 cites·17 claims
- 4385US11090643B2Systems and methods for zeolite catalyst pore blocking modifications for hydrocarbon conversion reactionsSAUDI ARABIAN OIL CO·Filed 2019·Granted Aug 17, 2021·2 cites·32 claims
- 4485US10119081B2Supercritical reactor systems and processes for petroleum upgradingSAUDI ARABIAN OIL CO·Filed 2018·Granted Nov 6, 2018·1 cites·11 claims
- 4585US8142646B2Process to produce low sulfur catalytically cracked gasoline without saturation of olefinic compoundsCHOI KI-HYOUK·Filed 2008·Granted Mar 27, 2012·13 cites·26 claims
- 4684US10577546B2Systems and processes for deasphalting oilSAUDI ARABIAN OIL CO·Filed 2017·Granted Mar 3, 2020·2 cites·22 claims
- 4784US10384179B2Supercritical reactor systems and processes for petroleum upgradingSAUDI ARABIAN OIL CO·Filed 2017·Granted Aug 20, 2019·1 cites·17 claims
- 4884US9295957B2Process to reduce acidity of crude oilCHOI KI-HYOUK·Filed 2008·Granted Mar 29, 2016·8 cites·26 claims
- 4984US8815081B2Process for upgrading heavy and highly waxy crude oil without supply of hydrogenCHOI KI-HYOUK·Filed 2008·Granted Aug 26, 2014·7 cites·31 claims
- 5083US10543468B2Supercritical reactor systems and processes for petroleum upgradingSAUDI ARABIAN OIL CO·Filed 2017·Granted Jan 28, 2020·1 cites·10 claims
Showing the top 50 of 131 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →