Inventor
OW HOOISWENG
US48 patents
⚠️ This page may combine multiple inventors who share the name “OW HOOISWENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAUDI ARABIAN OIL CO
40 patentsUS10487259B2Nov 26, 2019
Polysaccharide coated nanoparticle compositions comprising ions
SAUDI ARABIAN OIL CO40 citations98
US10308865B2Jun 4, 2019
Polysaccharide coated nanoparticle compositions comprising ions
SAUDI ARABIAN OIL CO42 citations98
US10273399B2Apr 30, 2019
Polysaccharide coated nanoparticle compositions comprising ions
SAUDI ARABIAN OIL CO43 citations98
US10501682B2Dec 10, 2019
Polysaccharide coated nanoparticle compositions comprising ions
SAUDI ARABIAN OIL CO15 citations94
US10808529B2Oct 20, 2020
Surface logging wells using depth-tagging of cuttings
SAUDI ARABIAN OIL CO10 citations84
US11299982B2Apr 12, 2022
Tracers for petroleum reservoirs
SAUDI ARABIAN OIL CO5 citations83
US11254857B2Feb 22, 2022
Stabilized nanoparticle compositions comprising ions
SAUDI ARABIAN OIL CO5 citations83
US11230919B2Jan 25, 2022
Tracers for petroleum reservoirs
SAUDI ARABIAN OIL CO5 citations83
US11796517B2Oct 24, 2023
Multifunctional magnetic tags for mud logging
SAUDI ARABIAN OIL CO2 citations73
US11692440B2Jul 4, 2023
Polymer nano-clays as multifunctional mud logging barcode tracers
SAUDI ARABIAN OIL CO2 citations73
US10442983B2Oct 15, 2019
Mitigation of condensate banking using surface modification
SAUDI ARABIAN OIL CO2 citations73
US11827604B2Nov 28, 2023
Tracers for petroleum reservoirs
SAUDI ARABIAN OIL CO2 citations72
US10344202B2Jul 9, 2019
Stabilized nanoparticle compositions comprising ions
SAUDI ARABIAN OIL CO1 citations72
US10329475B2Jun 25, 2019
High temperature fracturing fluids with nano-crosslinkers
SAUDI ARABIAN OIL CO1 citations72
US12442289B2Oct 14, 2025
Oil, gas and water well tracers with tunable release profile
SAUDI ARABIAN OIL CO0 citations62
US12410134B2Sep 9, 2025
Tracers for petroleum reservoirs
SAUDI ARABIAN OIL CO0 citations62
US12404766B2Sep 2, 2025
Polymer-based well tracers with tunable release profile
SAUDI ARABIAN OIL CO0 citations62
US12384747B2Aug 12, 2025
Tracers for petroleum reservoirs
SAUDI ARABIAN OIL CO0 citations62
US12372503B2Jul 29, 2025
Multifunctional magnetic tags for mud logging
SAUDI ARABIAN OIL CO0 citations62
US12188074B2Jan 7, 2025
Methods for reducing condensation
SAUDI ARABIAN OIL CO0 citations62
US12140582B2Nov 12, 2024
Multifunctional polysaccharide-based mud logging barcode tracers
SAUDI ARABIAN OIL CO0 citations62
US12110448B2Oct 8, 2024
Multifunctional fluorescent tags for subterranean applications
SAUDI ARABIAN OIL CO0 citations62
US12077504B2Sep 3, 2024
Tracers for petroleum reservoirs
SAUDI ARABIAN OIL CO0 citations62
US11473425B2Oct 18, 2022
Surface logging wells using depth-tagging of cuttings
SAUDI ARABIAN OIL CO1 citations62
US11015111B2May 25, 2021
Mitigation of condensate banking using surface modification
SAUDI ARABIAN OIL CO1 citations62
US12140578B2Nov 12, 2024
Tracer analysis
SAUDI ARABIAN OIL CO0 citations61
US11873353B2Jan 16, 2024
Flow synthesis of polymer nanoparticles
SAUDI ARABIAN OIL CO0 citations61
US11549922B2Jan 10, 2023
Tracer analysis
SAUDI ARABIAN OIL CO1 citations61
US12000278B2Jun 4, 2024
Determining oil and water production rates in multiple production zones from a single production well
SAUDI ARABIAN OIL CO1 citations56
US10836953B2Nov 17, 2020
Polysaccharide coated nanoparticle compositions comprising ions
SAUDI ARABIAN OIL CO0 citations52
US12228512B2Feb 18, 2025
Multipurpose microfluidics devices for rapid on-site optical chemical analysis
SAUDI ARABIAN OIL CO0 citations51
US11268016B2Mar 8, 2022
High temperature treatment fluids with nano-crosslinkers
SAUDI ARABIAN OIL CO0 citations51
US10781361B2Sep 22, 2020
Stabilized nanoparticle compositions comprising ions
SAUDI ARABIAN OIL CO0 citations51
US10738236B2Aug 11, 2020
High temperature fracturing fluids with nano-crosslinkers
SAUDI ARABIAN OIL CO0 citations51
US10508230B2Dec 17, 2019
High temperature fracturing fluids with nano-crosslinkers
SAUDI ARABIAN OIL CO0 citations51
US12253467B2Mar 18, 2025
Determining partition coefficients of tracer analytes
SAUDI ARABIAN OIL CO0 citations50
US12168929B2Dec 17, 2024
Quantifying zonal flow in multi-lateral wells via taggants of fluids
SAUDI ARABIAN OIL CO0 citations50
US11485900B2Nov 1, 2022
Mitigation of condensate and water banking using functionalized nanoparticles
SAUDI ARABIAN OIL CO0 citations50
US12359115B2Jul 15, 2025
Method of treating a subsurface formation with a coated proppant
SAUDI ARABIAN OIL CO0 citations47
US12325825B2Jun 10, 2025
Composition for a coated proppant
SAUDI ARABIAN OIL CO0 citations47
ARAMCO SERVICES CO
4 patentsUS12140021B2Nov 12, 2024
Polymer-based well tracers with tunable release profile
ARAMCO SERVICES CO0 citations62
US12037893B2Jul 16, 2024
Oil, gas and water well tracers with tunable release profile
ARAMCO SERVICES CO0 citations62
US9862878B2Jan 9, 2018
High temperature fracturing fluids with nano-crosslinkers
ARAMCO SERVICES CO1 citations62
US11994020B2May 28, 2024
Mapping inter-well porosity using tracers with different transport properties
ARAMCO SERVICES CO0 citations61