Inventor
CHOI JIN SEONG
US11 patents
⚠️ This page may combine multiple inventors who share the name “CHOI JIN SEONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HYUNDAI MOTOR CO LTD
9 patentsUS10910660B2Feb 2, 2021
Method of manufacturing membrane-electrode assembly for fuel cells
HYUNDAI MOTOR CO LTD0 citations60
US11581548B2Feb 14, 2023
Manufacturing method of support for catalyst of fuel cell
HYUNDAI MOTOR CO LTD0 citations57
US10511029B2Dec 17, 2019
Method for manufacturing catalyst support, catalyst support manufactured thereby, and catalyst for fuel cell including the same
HYUNDAI MOTOR CO LTD1 citations56
US12206116B2Jan 21, 2025
Carbon support for fuel cell catalyst and method of manufacturing the same
HYUNDAI MOTOR CO LTD0 citations55
US9401513B2Jul 26, 2016
Titanium suboxide supports for catalyst electrode of fuel cell and low temperature synthesis of titanium suboxide
HYUNDAI MOTOR CO LTD0 citations48
US12440864B2Oct 14, 2025
Slot die coating device to which negative pressure generation is applied and method of using the same
HYUNDAI MOTOR CO LTD0 citations45
US9608277B2Mar 28, 2017
Method for manufacturing alloy catalyst for fuel cell
HYUNDAI MOTOR CO LTD0 citations45
US12308443B2May 20, 2025
Method for manufacturing catalyst for fuel cell not poisoned by ionomer
HYUNDAI MOTOR CO LTD0 citations41
US10439230B2Oct 8, 2019
Method for manufacturing electrode for fuel cell and electrode manufactured thereby
HYUNDAI MOTOR CO LTD0 citations39