Inventor
OH JONG KIL
KR17 patents
Patents
17 patentsUS10183428B2Jan 22, 2019
Unit cell injection mold for fuel cell
HYUNDAI MOTOR CO LTD2 citations67
US12456746B2Oct 28, 2025
Polymer electrolyte membrane for fuel cells and method for manufacturing the same
HYUNDAI MOTOR CO LTD0 citations61
US11557783B2Jan 17, 2023
Polymer electrolyte membrane for fuel cells and method for manufacturing the same
HYUNDAI MOTOR CO LTD0 citations61
US10938050B2Mar 2, 2021
Membrane electrode assembly for fuel cells and manufacturing method thereof
HYUNDAI MOTOR CO LTD0 citations61
US11158863B2Oct 26, 2021
Catalyst composite for fuel cell and method of manufacturing the same
HYUNDAI MOTOR CO LTD0 citations60
US11196070B2Dec 7, 2021
Membrane-electrode assembly for fuel cells with improved mechanical strength and proton conductivity and method of manufacturing the same
HYUNDAI MOTOR CO LTD0 citations59
US11984628B2May 14, 2024
Method of producing antioxidant with improved antioxidant ability and dispersion property for membrane-electrode assembly
HYUNDAI MOTOR CO LTD0 citations58
US11749816B2Sep 5, 2023
Highly durable electrolyte membrane having improved ion conductivity and production method therefor
HYUNDAI MOTOR CO LTD0 citations58
US11735746B2Aug 22, 2023
Catalyst complex for fuel cell and method of manufacturing same
HYUNDAI MOTOR CO LTD0 citations58
US12308498B2May 20, 2025
Durable membrane-electrode assembly with high ionic conductivity and method of manufacturing same
HYUNDAI MOTOR CO LTD0 citations56
US11799113B2Oct 24, 2023
Electrolyte membrane with improved chemical durability and membrane-electrode assembly including same
HYUNDAI MOTOR CO LTD0 citations56
US12166251B2Dec 10, 2024
Method for manufacturing polymer electrolyte membrane for fuel cells and polymer electrolyte membrane for fuel cells manufactured thereby
HYUNDAI MOTOR CO LTD0 citations51
US10468687B2Nov 5, 2019
Method of manufacturing electrode for fuel cells with enhanced freezing resistance
HYUNDAI MOTOR CO LTD0 citations51
US11011766B2May 18, 2021
Fuel cell system having oxygen sensor, and control method thereof
HYUNDAI MOTOR CO LTD0 citations50
US11005116B2May 11, 2021
Membrane-electrode assembly for fuel cells having improved durability and manufacturing method thereof
HYUNDAI MOTOR CO LTD0 citations50
US12283728B2Apr 22, 2025
Electrolyte membrane including polyfluorene-based ionomer and manufacturing method thereof
HYUNDAI MOTOR CO LTD0 citations48
US10109044B2Oct 23, 2018
Apparatus for measuring micro-cracks in a membrane electrode assembly and method for predicting generation of micro-cracks in the same
HYUNDAI MOTOR CO LTD0 citations36