P

Inventor

OH HEECHANG

KR21 patents

Patents

21 patents
US10655576B2May 19, 2020

Secondary air injection system

HYUNDAI MOTOR CO LTD7 citations83
US12115972B2Oct 15, 2024

Apparatus for controlling hybrid vehicle and method using the same

HYUNDAI MOTOR CO LTD2 citations72
US11548493B2Jan 10, 2023

Apparatus of controlling hybrid vehicle having electric supercharger and method thereof

HYUNDAI MOTOR CO LTD2 citations72
US11035312B2Jun 15, 2021

Apparatus for diagnosing EGR valve and method thereof

HYUNDAI MOTOR CO LTD2 citations72
US10844780B2Nov 24, 2020

Engine system having secondary air injection device

HYUNDAI MOTOR CO LTD3 citations72
US11359585B2Jun 14, 2022

Engine system

HYUNDAI MOTOR CO LTD0 citations62
US10883453B2Jan 5, 2021

Engine system

HYUNDAI MOTOR CO LTD0 citations62
US10619545B2Apr 14, 2020

System of forcibly regenerating gasoline particulate filter

HYUNDAI MOTOR CO LTD1 citations62
US11536207B2Dec 27, 2022

Apparatus of controlling vehicle and method thereof

HYUNDAI MOTOR CO LTD0 citations59
US11448143B2Sep 20, 2022

Apparatus of controlling vehicle and method thereof

HYUNDAI MOTOR CO LTD0 citations59
US10968871B2Apr 6, 2021

Engine system and method of controlling the same

HYUNDAI MOTOR CO LTD0 citations51
US10982606B2Apr 20, 2021

Engine system

HYUNDAI MOTOR CO LTD0 citations50
US12371003B2Jul 29, 2025

Apparatus of hybrid vehicle and method thereof

HYUNDAI MOTOR CO LTD0 citations49
US11073113B2Jul 27, 2021

Exhaust manifold

HYUNDAI MOTOR CO LTD0 citations48
US10837412B2Nov 17, 2020

Engine system

HYUNDAI MOTOR CO LTD0 citations41
US10767602B2Sep 8, 2020

Engine system

HYUNDAI MOTOR CO LTD0 citations41
US10634044B2Apr 28, 2020

Engine system and method using the same

HYUNDAI MOTOR CO LTD0 citations41
US10823094B2Nov 3, 2020

Engine system

HYUNDAI MOTOR CO LTD0 citations40
US10808651B2Oct 20, 2020

Engine system

HYUNDAI MOTOR CO LTD0 citations40
US10473000B2Nov 12, 2019

Multiple variable valve lift apparatus

HYUNDAI MOTOR CO LTD0 citations40
US10859041B2Dec 8, 2020

Intake manifold

HYUNDAI MOTOR CO LTD0 citations37