Inventor · disambiguated record
Sehoon Chang
Also filed as: CHANG SEHOON
34 granted patents·11 pending applications·30 citations·filing 2013–2025
95Inventor score
Top patents by PatentIndex Score
45 records- 0196US11827604B2Tracers for petroleum reservoirsSAUDI ARABIAN OIL CO·Filed 2021·Granted Nov 28, 2023·2 cites·1 claims
- 0296US11796517B2Multifunctional magnetic tags for mud loggingSAUDI ARABIAN OIL CO·Filed 2021·Granted Oct 24, 2023·2 cites·11 claims
- 0395US11472709B2Bulk synthesis of Janus nanomaterialsSAUDI ARABIAN OIL CO·Filed 2020·Granted Oct 18, 2022·3 cites·20 claims
- 0494US11299982B2Tracers for petroleum reservoirsSAUDI ARABIAN OIL CO·Filed 2019·Granted Apr 12, 2022·5 cites·27 claims
- 0594US11230919B2Tracers for petroleum reservoirsSAUDI ARABIAN OIL CO·Filed 2019·Granted Jan 25, 2022·5 cites·5 claims
- 0691US11692440B2Polymer nano-clays as multifunctional mud logging barcode tracersSAUDI ARABIAN OIL CO·Filed 2021·Granted Jul 4, 2023·2 cites·20 claims
- 0790US12384747B2Tracers for petroleum reservoirsSAUDI ARABIAN OIL CO·Filed 2024·Granted Aug 12, 2025·0 cites·12 claims
- 0890US2025346561A1Tracers for petroleum reservoirsSAUDI ARABIAN OIL CO·Filed 2025·Application pending·0 cites
- 0989US12410134B2Tracers for petroleum reservoirsSAUDI ARABIAN OIL CO·Filed 2023·Granted Sep 9, 2025·0 cites·20 claims
- 1088US11827850B2Enhanced oil recovery with janus nanoparticlesSAUDI ARABIAN OIL CO·Filed 2021·Granted Nov 28, 2023·1 cites·10 claims
- 1185US12077504B2Tracers for petroleum reservoirsSAUDI ARABIAN OIL CO·Filed 2023·Granted Sep 3, 2024·0 cites·18 claims
- 1285US10156658B1Detecting a tracer in a hydrocarbon reservoirSAUDI ARABIAN OIL CO·Filed 2017·Granted Dec 18, 2018·2 cites·19 claims
- 1384US11549922B2Tracer analysisSAUDI ARABIAN OIL CO·Filed 2020·Granted Jan 10, 2023·1 cites·30 claims
- 1483US10261216B2Detecting a tracer in a hydrocarbon reservoirSAUDI ARABIAN OIL CO·Filed 2018·Granted Apr 16, 2019·1 cites·10 claims
- 1582US12091611B2Enhanced oil recovery with Janus nanoparticlesSAUDI ARABIAN OIL CO·Filed 2023·Granted Sep 17, 2024·0 cites·11 claims
- 1682US11911761B2Microfluidic chip with mixed porosities for reservoir modelingSAUDI ARABIAN OIL CO·Filed 2022·Granted Feb 27, 2024·0 cites·7 claims
- 1782US11708272B2Bulk synthesis of Janus nanomaterialsSAUDI ARABIAN OIL CO·Filed 2022·Granted Jul 25, 2023·0 cites·8 claims
- 1877US11933937B2Nanofluidic chips as micromodels for carbonate reservoirsSAUDI ARABIAN OIL CO·Filed 2022·Granted Mar 19, 2024·0 cites·16 claims
- 1977US8813820B1Gravity casting moldSEYUN SCS CORP·Filed 2014·Granted Aug 26, 2014·6 cites·14 claims
- 2076US12372503B2Multifunctional magnetic tags for mud loggingSAUDI ARABIAN OIL CO·Filed 2023·Granted Jul 29, 2025·0 cites·20 claims
- 2175US12140578B2Tracer analysisSAUDI ARABIAN OIL CO·Filed 2022·Granted Nov 12, 2024·0 cites·20 claims
- 2273US11534759B2Microfluidic chip with mixed porosities for reservoir modelingSAUDI ARABIAN OIL CO·Filed 2021·Granted Dec 27, 2022·0 cites·13 claims
- 2371US12441931B2Sulfonation method for efficient scale-up synthesis of janus carbon nanomaterials from biomass wasteARAMCO SERVICES CO·Filed 2024·Granted Oct 14, 2025·0 cites·16 claims
- 2471US12253467B2Determining partition coefficients of tracer analytesSAUDI ARABIAN OIL CO·Filed 2021·Granted Mar 18, 2025·0 cites·10 claims
- 2570US11422285B2Nanofluidic chips as micromodels for carbonate reservoirsSAUDI ARABIAN OIL CO·Filed 2020·Granted Aug 23, 2022·0 cites·16 claims
- 2670US2025180480A1Determining partition coefficients of tracer analytesSAUDI ARABIAN OIL CO·Filed 2025·Application pending·0 cites
- 2769US12110448B2Multifunctional fluorescent tags for subterranean applicationsSAUDI ARABIAN OIL CO·Filed 2021·Granted Oct 8, 2024·0 cites·31 claims
- 2868US11660595B2Microfluidic chip with multiple porosity regions for reservoir modelingSAUDI ARABIAN OIL CO·Filed 2022·Granted May 30, 2023·0 cites·8 claims
- 2967US2019196057A1Detecting a tracer in a hydrocarbon reservoirSAUDI ARABIAN OIL CO·Filed 2019·Application pending·0 cites
- 3065US2025362274A1Systems and methods to determine partition coefficients between crude oil and an aqueous phaseSAUDI ARABIAN OIL CO·Filed 2024·Application pending·0 cites
- 3163US12140582B2Multifunctional polysaccharide-based mud logging barcode tracersSAUDI ARABIAN OIL CO·Filed 2021·Granted Nov 12, 2024·0 cites·15 claims
- 3261US2025035552A1Gel particles with tags for labeling drill cuttingsSAUDI ARABIAN OIL CO·Filed 2023·Application pending·0 cites
- 3358US2024166939A1Janus carbon nanofluids from waste plastics as sustainable nano-agents for enhanced oil recoveryARAMCO SERVICES CO·Filed 2022·Application pending·0 cites
- 3456US12228512B2Multipurpose microfluidics devices for rapid on-site optical chemical analysisSAUDI ARABIAN OIL CO·Filed 2020·Granted Feb 18, 2025·0 cites·24 claims
- 3556US2023166236A1Enrichment and Purification of Specific Compounds from Hydrocarbon Reservoir Produced Water using Mixed-Mode Solid Phase ExtractionSAUDI ARABIAN OIL CO·Filed 2021·Application pending·0 cites
- 3655US12188074B2Methods for reducing condensationSAUDI ARABIAN OIL CO·Filed 2020·Granted Jan 7, 2025·0 cites·20 claims
- 3755US2023144199A1Multifunctional fluorescent polymer-clay composite tracersSAUDI ARABIAN OIL CO·Filed 2021·Application pending·0 cites
- 3854US12325825B2Composition for a coated proppantSAUDI ARABIAN OIL CO·Filed 2023·Granted Jun 10, 2025·0 cites·19 claims
- 3951US12359115B2Method of treating a subsurface formation with a coated proppantSAUDI ARABIAN OIL CO·Filed 2023·Granted Jul 15, 2025·0 cites·17 claims
- 4051US12305504B2Quantifying zonal flow in multi-lateral wells via taggants of fluidsSAUDI ARABIAN OIL CO·Filed 2023·Granted May 20, 2025·0 cites·20 claims
- 4151US12168929B2Quantifying zonal flow in multi-lateral wells via taggants of fluidsSAUDI ARABIAN OIL CO·Filed 2023·Granted Dec 17, 2024·0 cites·20 claims
- 4250US2025059046A1Scale-up synthesis of janus carbon nanomaterials from biomass wasteARAMCO SERVICES CO·Filed 2023·Application pending·0 cites
- 4349US2025003331A1Quantifying Zonal Flow in Multi-lateral Wells via Taggants of FluidsSAUDI ARABIAN OIL CO·Filed 2023·Application pending·0 cites
- 4446US10109752B2Nanowire-modified graphene and methods of making and using sameMASSACHUSETTS INST TECHNOLOGY·Filed 2013·Granted Oct 23, 2018·0 cites·19 claims
- 4542US2018171782A1Detecting a multi-modal tracer in a hydrocarbon reservoirSAUDI ARABIAN OIL CO·Filed 2017·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Sehoon Chang files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →