Assignee
HYUNDAI KEFICO CORP
KR98 patents
Top patents by PatentIndex Score
US10316767B2Jun 11, 2019
Method for diagnosing sticking in cylinder deactivation apparatus
HYUNDAI KEFICO CORP14 citations83
US10094351B2Oct 9, 2018
Injector clip
HYUNDAI KEFICO CORP7 citations78
US11143290B2Oct 12, 2021
Motor position learning apparatus and method for electric shift-by-wire system
HYUNDAI KEFICO CORP4 citations73
US9664160B2May 30, 2017
Vehicular high pressure direct injection type injector with valve seat body for fuel-atomization
HYUNDAI KEFICO CORP3 citations73
US10030549B2Jul 24, 2018
Continuous variable valve timing control device and control method therefor
HYUNDAI KEFICO CORP2 citations71
US10508627B2Dec 17, 2019
Anti-icing device for intake manifold
HYUNDAI KEFICO CORP3 citations70
US10876509B2Dec 29, 2020
High-pressure fuel pump
HYUNDAI KEFICO CORP2 citations69
US10096848B2Oct 9, 2018
Air cut-off valve module and control method thereof
HYUNDAI KEFICO CORP2 citations69
US9803600B2Oct 31, 2017
Damper assembly of high-pressure fuel pump
HYUNDAI KEFICO CORP6 citations69
US11391369B2Jul 19, 2022
Shift-by-wire device and transmission method using same
HYUNDAI KEFICO CORP2 citations68
US10859005B2Dec 8, 2020
Throttle valve assembly
HYUNDAI KEFICO CORP2 citations68
US10465644B2Nov 5, 2019
High pressure pump for complex injection engines
HYUNDAI KEFICO CORP2 citations68
US10302006B2May 28, 2019
Intake apparatus for engine
HYUNDAI KEFICO CORP2 citations68
US11459989B2Oct 4, 2022
Clip for injector
HYUNDAI KEFICO CORP3 citations67
US10280876B2May 7, 2019
Ejector for vaporized fuel gas recirculation devices
HYUNDAI KEFICO CORP2 citations67
US10006418B2Jun 26, 2018
Intake manifold for vehicle with unified gas flow path
HYUNDAI KEFICO CORP3 citations67
US11367972B2Jun 21, 2022
Vehicle controller having modification prevention device
HYUNDAI KEFICO CORP0 citations63
US10287931B2May 14, 2019
Embedded-component-type actuator and continuously variable valve duration system, and valve train system formed thereby
HYUNDAI KEFICO CORP2 citations63
US12224465B2Feb 11, 2025
Voltage detection system and method of fuel cell stack
HYUNDAI KEFICO CORP0 citations62
US11193582B2Dec 7, 2021
Controlling apparatus and method for electric shift-by-wire system
HYUNDAI KEFICO CORP0 citations62
US11187319B2Nov 30, 2021
Method for learning position of dual clutch transmission gear motor
HYUNDAI KEFICO CORP0 citations62
US11872990B2Jan 16, 2024
Control method and system for protecting clutch friction elements of automatic transmission and automatic transmission vehicle including same system
HYUNDAI KEFICO CORP1 citations61
US11242827B2Feb 8, 2022
Dual purge device for vehicle
HYUNDAI KEFICO CORP0 citations61
US11371476B2Jun 28, 2022
Positive crankcase ventilation outlet anti-freezing device of intake manifold of vehicle engine
HYUNDAI KEFICO CORP0 citations59
US11572856B2Feb 7, 2023
Damper spring structure for reducing radiation noise of high-pressure fuel-pump
HYUNDAI KEFICO CORP0 citations58
US11499514B2Nov 15, 2022
High pressure pump for vehicle
HYUNDAI KEFICO CORP0 citations58
US11441558B2Sep 13, 2022
Guide for piston of high-pressure pump for vehicle
HYUNDAI KEFICO CORP0 citations58
US11149626B2Oct 19, 2021
Method of cooling high temperature vehicle coolant
HYUNDAI KEFICO CORP0 citations58
US10190449B2Jan 29, 2019
Apparatus and method of controlling electronic continuously variable valve timing
HYUNDAI KEFICO CORP1 citations58
US11506151B2Nov 22, 2022
Dual purge ejector and dual purge system using the same
HYUNDAI KEFICO CORP0 citations57
US11085408B2Aug 10, 2021
Pulsation dampening structure for fuel rail
HYUNDAI KEFICO CORP0 citations57
US11852154B2Dec 26, 2023
Centrifugal pump sealing structure
HYUNDAI KEFICO CORP0 citations56
US11661649B2May 30, 2023
Component for fuel injector and method for coating the same
HYUNDAI KEFICO CORP0 citations55
US11326572B2May 10, 2022
System and method of predicting vehicle engine torque using artificial neural network
HYUNDAI KEFICO CORP1 citations55
US10006786B2Jun 26, 2018
Device and method for controlling rotator detection sensor for rotator having run-out
HYUNDAI KEFICO CORP2 citations55
US11460104B2Oct 4, 2022
Electronic shift lever
HYUNDAI KEFICO CORP0 citations54
US11022084B2Jun 1, 2021
Vehicle fuel injector
HYUNDAI KEFICO CORP0 citations54
US11391367B2Jul 19, 2022
Method of detecting gear shift position of electric shift-by-wire system
HYUNDAI KEFICO CORP0 citations53
US10975965B2Apr 13, 2021
Position learning system for electric shift-by-wire system
HYUNDAI KEFICO CORP0 citations53
US10718303B2Jul 21, 2020
Injector fixing structure of fuel rail
HYUNDAI KEFICO CORP1 citations53
US11614163B2Mar 28, 2023
Motor control method and device for shift-by-wire system
HYUNDAI KEFICO CORP0 citations52
US10961938B2Mar 30, 2021
Diagnosis method for ethanol sensor of FFV and FFV operated thereby
HYUNDAI KEFICO CORP0 citations52
US11754009B2Sep 12, 2023
Method and system for controlling EGR device in high-load driving, and internal combustion engine vehicle including the system
HYUNDAI KEFICO CORP0 citations51
US11035302B2Jun 15, 2021
System and method for coping with malfunction of ethanol sensor of flex fuel vehicle
HYUNDAI KEFICO CORP0 citations51
US9346457B2May 24, 2016
Gearing control method for automatic gear mechanism
HYUNDAI KEFICO CORP1 citations51
US12515638B2Jan 6, 2026
Method and apparatus for optimal control of driving torque for smooth ride on uneven road
HYUNDAI KEFICO CORP0 citations50
US12072024B2Aug 27, 2024
System and method for controlling engine torque according to transmission hydraulic pressure
HYUNDAI KEFICO CORP0 citations50
US11754176B2Sep 12, 2023
Control method and apparatus for protecting damper clutch of vehicle
HYUNDAI KEFICO CORP0 citations50
US11271229B2Mar 8, 2022
Method of controlling measurement of cell voltage of fuel cell and apparatus for executing the same
HYUNDAI KEFICO CORP0 citations50
US10138768B2Nov 27, 2018
System for controlling continuously variable valve duration and operating method thereof
HYUNDAI KEFICO CORP0 citations50
Showing the top 50 of 98 patents by PatentIndex Score.