Inventor
CHA DONG KYU
SA32 patents
⚠️ This page may combine multiple inventors who share the name “CHA DONG KYU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAUDI ARABIAN OIL CO
31 patentsUS10761428B2Sep 1, 2020
Fabricating calcite nanofluidic channels
SAUDI ARABIAN OIL CO5 citations83
US10926227B2Feb 23, 2021
Fabricating calcite nanofluidic channels
SAUDI ARABIAN OIL CO6 citations82
US10365564B2Jul 30, 2019
Calcite channel nanofluidics
SAUDI ARABIAN OIL CO7 citations82
US11366391B2Jun 21, 2022
Fabricating calcite nanofluidic channels
SAUDI ARABIAN OIL CO2 citations72
US11414986B1Aug 16, 2022
Detecting carbon dioxide leakage in the field
SAUDI ARABIAN OIL CO2 citations71
US10983439B2Apr 20, 2021
Calcite channel nanofluidics
SAUDI ARABIAN OIL CO4 citations71
US11366091B2Jun 21, 2022
High temperature high pressure (HTHP) cell in sum frequency generation (SFG) spectroscopy for oil/brine interface analysis with reservoir conditions and dynamic compositions
SAUDI ARABIAN OIL CO2 citations70
US11274534B2Mar 15, 2022
Artificial rain to support water flooding in remote oil fields
SAUDI ARABIAN OIL CO1 citations62
US11774437B2Oct 3, 2023
Calcite channel structures with heterogeneous wettability
SAUDI ARABIAN OIL CO0 citations61
US11867038B2Jan 9, 2024
Thickened CO2 in gravity drainage gas injection processes
SAUDI ARABIAN OIL CO0 citations60
US11714079B2Aug 1, 2023
High temperature high pressure (HTHP) cell in sum frequency generation (SFG) spectroscopy for oil/brine interface analysis with reservoir conditions and dynamic compositions
SAUDI ARABIAN OIL CO0 citations60
US11640099B2May 2, 2023
High temperature high pressure (HTHP) cell in sum frequency generation (SFG) spectroscopy for liquid/liquid interface analysis
SAUDI ARABIAN OIL CO0 citations60
US11628406B2Apr 18, 2023
Fabricating calcite nanofluidic channels
SAUDI ARABIAN OIL CO0 citations60
US11454097B2Sep 27, 2022
Artificial rain to enhance hydrocarbon recovery
SAUDI ARABIAN OIL CO0 citations60
US11111426B2Sep 7, 2021
In-situ salinity adjustment to improve waterflooding performance in oil-wet carbonate reservoirs
SAUDI ARABIAN OIL CO0 citations60
US11692990B1Jul 4, 2023
PH monitoring in porous media during waterflooding experiments
SAUDI ARABIAN OIL CO0 citations59
US11300554B2Apr 12, 2022
Calcite channel structures with heterogeneous wettability
SAUDI ARABIAN OIL CO1 citations57
US11867036B2Jan 9, 2024
Insitu foam generation to fasten and increase oil production rates in gravity drainage CO2 gas injection
SAUDI ARABIAN OIL CO0 citations56
US11739620B1Aug 29, 2023
Methodology to improve the efficiency of gravity drainage CO2 gas injection processes
SAUDI ARABIAN OIL CO0 citations56
US10948429B2Mar 16, 2021
Rock sample preparation method by using focused ion beam for minimizing curtain effect
SAUDI ARABIAN OIL CO0 citations56
US11961702B2Apr 16, 2024
Fabrication of in situ HR-LCTEM nanofluidic cell for nanobubble interactions during EOR processes in carbonate rocks
SAUDI ARABIAN OIL CO0 citations54
US12387509B2Aug 12, 2025
Sample labeling method using image-matching
SAUDI ARABIAN OIL CO0 citations53
US11840921B2Dec 12, 2023
Detecting carbon dioxide leakage in the field
SAUDI ARABIAN OIL CO0 citations51
US11859484B2Jan 2, 2024
Enhanced recovery method for stratified fractured reservoirs
SAUDI ARABIAN OIL CO0 citations50
US11712694B2Aug 1, 2023
In-situ salinity and ionic concentration control for calcite coated microfluidic cell
SAUDI ARABIAN OIL CO0 citations50
US12345140B1Jul 1, 2025
Advanced waterflooding methods for enhanced hydrocarbon recovery
SAUDI ARABIAN OIL CO0 citations49
US12072328B2Aug 27, 2024
Dynamic in-situ measurement of calcium ion concentration in porous media experiments
SAUDI ARABIAN OIL CO0 citations49
US11668643B1Jun 6, 2023
High temperature high pressure (HTHP) cell in sum frequency generation (SFG) spectroscopy for oil/brine interface analysis with salinity control system
SAUDI ARABIAN OIL CO0 citations49
US11385160B2Jul 12, 2022
System and method for dynamic measurement of streaming potential in a core plug
SAUDI ARABIAN OIL CO0 citations49
US11668171B2Jun 6, 2023
Methodology to increase oil production rates in gravity drainage CO2 gas injection processes
SAUDI ARABIAN OIL CO0 citations47
US10324049B2Jun 18, 2019
Rock sample preparation method by using focused ion beam for minimizing curtain effect
SAUDI ARABIAN OIL CO0 citations46