Inventor · disambiguated record
Hooisweng Ow
Also filed as: OW HOOISWENG
48 granted patents·10 pending applications·1,702 citations·filing 2002–2025
98Inventor score
Files withSAUDI ARABIAN OIL CO48ARAMCO SERVICES CO4WIESNER ULRICH B2HYBRID SILICA TECHNOLOGIES INC1SLOAN KETTERING INST CANCER RES1
Top patents by PatentIndex Score
58 records- 0199US10487259B2Polysaccharide coated nanoparticle compositions comprising ionsSAUDI ARABIAN OIL CO·Filed 2019·Granted Nov 26, 2019·40 cites·1 claims
- 0299US10308865B2Polysaccharide coated nanoparticle compositions comprising ionsSAUDI ARABIAN OIL CO·Filed 2018·Granted Jun 4, 2019·42 cites·18 claims
- 0399US10273399B2Polysaccharide coated nanoparticle compositions comprising ionsSAUDI ARABIAN OIL CO·Filed 2016·Granted Apr 30, 2019·43 cites·20 claims
- 0498US10501682B2Polysaccharide coated nanoparticle compositions comprising ionsSAUDI ARABIAN OIL CO·Filed 2019·Granted Dec 10, 2019·15 cites·1 claims
- 0596US11827604B2Tracers for petroleum reservoirsSAUDI ARABIAN OIL CO·Filed 2021·Granted Nov 28, 2023·2 cites·1 claims
- 0696US11796517B2Multifunctional magnetic tags for mud loggingSAUDI ARABIAN OIL CO·Filed 2021·Granted Oct 24, 2023·2 cites·11 claims
- 0796US10808529B2Surface logging wells using depth-tagging of cuttingsSAUDI ARABIAN OIL CO·Filed 2018·Granted Oct 20, 2020·10 cites·37 claims
- 0896US8298677B2Fluorescent silica-based nanoparticlesWIESNER ULRICH·Filed 2003·Granted Oct 30, 2012·1.5k cites·15 claims
- 0995US8409876B2Fluorescent silica-based nanoparticlesWIESNER ULRICH B·Filed 2009·Granted Apr 2, 2013·31 cites·10 claims
- 1094US11299982B2Tracers for petroleum reservoirsSAUDI ARABIAN OIL CO·Filed 2019·Granted Apr 12, 2022·5 cites·27 claims
- 1194US11254857B2Stabilized nanoparticle compositions comprising ionsSAUDI ARABIAN OIL CO·Filed 2019·Granted Feb 22, 2022·5 cites·24 claims
- 1294US11230919B2Tracers for petroleum reservoirsSAUDI ARABIAN OIL CO·Filed 2019·Granted Jan 25, 2022·5 cites·5 claims
- 1393US8961825B2Fluorescent silica nanoparticles through silica densificationWIESNER ULRICH B·Filed 2010·Granted Feb 24, 2015·10 cites·9 claims
- 1492US10548997B2Fluorescent silica-based nanoparticlesSLOAN KETTERING INST CANCER RES·Filed 2017·Granted Feb 4, 2020·14 cites·13 claims
- 1591US11692440B2Polymer nano-clays as multifunctional mud logging barcode tracersSAUDI ARABIAN OIL CO·Filed 2021·Granted Jul 4, 2023·2 cites·20 claims
- 1690US12384747B2Tracers for petroleum reservoirsSAUDI ARABIAN OIL CO·Filed 2024·Granted Aug 12, 2025·0 cites·12 claims
- 1790US2025346561A1Tracers for petroleum reservoirsSAUDI ARABIAN OIL CO·Filed 2025·Application pending·0 cites
- 1889US12410134B2Tracers for petroleum reservoirsSAUDI ARABIAN OIL CO·Filed 2023·Granted Sep 9, 2025·0 cites·20 claims
- 1986US10442983B2Mitigation of condensate banking using surface modificationSAUDI ARABIAN OIL CO·Filed 2018·Granted Oct 15, 2019·2 cites·24 claims
- 2085US12077504B2Tracers for petroleum reservoirsSAUDI ARABIAN OIL CO·Filed 2023·Granted Sep 3, 2024·0 cites·18 claims
- 2184US12404766B2Polymer-based well tracers with tunable release profileSAUDI ARABIAN OIL CO·Filed 2024·Granted Sep 2, 2025·0 cites·7 claims
- 2284US11549922B2Tracer analysisSAUDI ARABIAN OIL CO·Filed 2020·Granted Jan 10, 2023·1 cites·30 claims
- 2383US10329475B2High temperature fracturing fluids with nano-crosslinkersSAUDI ARABIAN OIL CO·Filed 2017·Granted Jun 25, 2019·1 cites·11 claims
- 2480US12140021B2Polymer-based well tracers with tunable release profileARAMCO SERVICES CO·Filed 2023·Granted Nov 12, 2024·0 cites·7 claims
- 2580US12000278B2Determining oil and water production rates in multiple production zones from a single production wellSAUDI ARABIAN OIL CO·Filed 2021·Granted Jun 4, 2024·1 cites·19 claims
- 2680US11473425B2Surface logging wells using depth-tagging of cuttingsSAUDI ARABIAN OIL CO·Filed 2020·Granted Oct 18, 2022·1 cites·25 claims
- 2778US10344202B2Stabilized nanoparticle compositions comprising ionsSAUDI ARABIAN OIL CO·Filed 2016·Granted Jul 9, 2019·1 cites·17 claims
- 2878US9862878B2High temperature fracturing fluids with nano-crosslinkersARAMCO SERVICES CO·Filed 2015·Granted Jan 9, 2018·1 cites·20 claims
- 2976US12442289B2Oil, gas and water well tracers with tunable release profileSAUDI ARABIAN OIL CO·Filed 2024·Granted Oct 14, 2025·0 cites·11 claims
- 3076US12372503B2Multifunctional magnetic tags for mud loggingSAUDI ARABIAN OIL CO·Filed 2023·Granted Jul 29, 2025·0 cites·20 claims
- 3175US12140578B2Tracer analysisSAUDI ARABIAN OIL CO·Filed 2022·Granted Nov 12, 2024·0 cites·20 claims
- 3273US11015111B2Mitigation of condensate banking using surface modificationSAUDI ARABIAN OIL CO·Filed 2019·Granted May 25, 2021·1 cites·24 claims
- 3373US10508230B2High temperature fracturing fluids with nano-crosslinkersSAUDI ARABIAN OIL CO·Filed 2019·Granted Dec 17, 2019·0 cites·10 claims
- 3471US12253467B2Determining partition coefficients of tracer analytesSAUDI ARABIAN OIL CO·Filed 2021·Granted Mar 18, 2025·0 cites·10 claims
- 3571US10781361B2Stabilized nanoparticle compositions comprising ionsSAUDI ARABIAN OIL CO·Filed 2019·Granted Sep 22, 2020·0 cites·5 claims
- 3670US2025180480A1Determining partition coefficients of tracer analytesSAUDI ARABIAN OIL CO·Filed 2025·Application pending·0 cites
- 3769US12110448B2Multifunctional fluorescent tags for subterranean applicationsSAUDI ARABIAN OIL CO·Filed 2021·Granted Oct 8, 2024·0 cites·31 claims
- 3868US12037893B2Oil, gas and water well tracers with tunable release profileARAMCO SERVICES CO·Filed 2022·Granted Jul 16, 2024·0 cites·9 claims
- 3967US2020325387A1High temperature fracturing fluids with nano-crosslinkersSAUDI ARABIAN OIL CO·Filed 2020·Application pending·0 cites
- 4064US10836953B2Polysaccharide coated nanoparticle compositions comprising ionsSAUDI ARABIAN OIL CO·Filed 2019·Granted Nov 17, 2020·0 cites·13 claims
- 4163US12140582B2Multifunctional polysaccharide-based mud logging barcode tracersSAUDI ARABIAN OIL CO·Filed 2021·Granted Nov 12, 2024·0 cites·15 claims
- 4263US10738236B2High temperature fracturing fluids with nano-crosslinkersSAUDI ARABIAN OIL CO·Filed 2019·Granted Aug 11, 2020·0 cites·9 claims
- 4362US11994020B2Mapping inter-well porosity using tracers with different transport propertiesARAMCO SERVICES CO·Filed 2022·Granted May 28, 2024·0 cites·18 claims
- 4460US11873353B2Flow synthesis of polymer nanoparticlesSAUDI ARABIAN OIL CO·Filed 2020·Granted Jan 16, 2024·0 cites·31 claims
- 4556US12228512B2Multipurpose microfluidics devices for rapid on-site optical chemical analysisSAUDI ARABIAN OIL CO·Filed 2020·Granted Feb 18, 2025·0 cites·24 claims
- 4656US11268016B2High temperature treatment fluids with nano-crosslinkersSAUDI ARABIAN OIL CO·Filed 2020·Granted Mar 8, 2022·0 cites·19 claims
- 4756US2023166236A1Enrichment 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
- 4855US12188074B2Methods for reducing condensationSAUDI ARABIAN OIL CO·Filed 2020·Granted Jan 7, 2025·0 cites·20 claims
- 4955US2023144199A1Multifunctional fluorescent polymer-clay composite tracersSAUDI ARABIAN OIL CO·Filed 2021·Application pending·0 cites
- 5054US12325825B2Composition for a coated proppantSAUDI ARABIAN OIL CO·Filed 2023·Granted Jun 10, 2025·0 cites·19 claims
Showing the top 50 of 58 patent records by PatentIndex Score.
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