Inventor

Dong Ho Chu

Inventor

Ansan-si, KR

Overview

34→

Patents

2009–2021

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 34 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F02Bprimary

F02BInternal-combustion piston engines21%

Y02TClimate change mitigation technologies related to transportation21%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof14%

F02DControlling combustion engines8%

F01NGas-flow silencers or exhaust apparatus for machines or engines in general7%

F02FCylinders, pistons or casings, for combustion engines6%

F01PCooling of machines or engines in general4%

F01DNon-positive displacement machines or engines, e.g. steam turbines3%

F16KValves3%

B22CFoundry moulding2%

PatentTitleYear

10,982,606Engine system2021 10,883,453Engine system2021 10,859,041Intake manifold2020 10,823,094Engine system2020 10,704,460Recirculation valve for turbo charger engine2020 10,704,452Cooling system for engine2020 10,662,837Blow-by gas purge apparatus for engine2020 10,626,828Exhaust gas control valve of engine2020 10,526,959Turbocharged engine coolant system2020 10,513,976Engine system2019 10,408,124Control method for turbocharger2019 10,344,688Apparatus and method for engine control2019 10,190,532Air intake structure for vehicle engine2019 10,184,435Fuel injection unit for internal combustion engine2019 10,174,727Intake air control apparatus for vehicle2019 10,145,333Cylinder head integrated with exhaust manifold and EGR cooler2018 10,087,827Valve device for vehicle2018 10,018,105Engine structure for vehicle2018 10,006,415Auxiliary cooling system2018 9,856,787'Valve device of turbocharger'2018 9,835,264Diaphragm valve for vehicle2017 9,828,936Apparatus for improving engine air flow2017 9,752,489'Connector for coupling exhaust manifold with turbocharger housing'2017 9,719,414'Apparatus for supporting waste gate module'2017 9,664,099'Apparatus for discharging exhaust gas of vehicle'2017 9,488,068'Apparatus for circulating coolant in turbocharger'2016 9,464,597'Engine system'2016 9,376,930'Waste gate valve'2016 9,297,297'Washer for reducing noise and system for reducing noise of wastegate valve apparatus by using the same'2016 9,033,346'Gasket for vehicle'2015 8,726,659'Intake system of engine'2014 8,448,692'Mold for gravity casting and gravity casting method using the mold'2013 8,267,151'Mold for gravity casting and gravity casting method using the mold'2012 7,634,908'Exhaust system'2009

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009–2021Patents assigned to HYUNDAI MOTOR CO LTD (34)· patent assignee history

2009Based in Kyungki-do, KR· patent location history

2012–2021Patents assigned to KIA MOTORS CORP (27)· patent assignee history

2012–2016Patents assigned to CHU DONG HO (5)· patent assignee history

2012–2013Patents assigned to CHOI DONG-CHANG (2)· patent assignee history

2012–2013Patents assigned to LEE JAE-YONG (2)· patent assignee history

2012–2014Based in Ansan, KR· patent location history

2015–2021Based in Ansan-si, KR· patent location history

2018–2021Based in Yongin-si, KR· patent location history

2020Based in Gyeonggi-do, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HYUNDAI MOTOR CO LTD	34	2009–2021
KIA MOTORS CORP	27	2012–2021
CHU DONG HOself	5	2012–2016
CHOI DONG-CHANG	2	2012–2013
LEE JAE-YONG	2	2012–2013

Locations

Location	Patents	Span
Ansan-si, KR	22	2015–2021
Yongin-si, KR	7	2018–2021
Ansan, KR	3	2012–2014
Gyeonggi-do, KR	1	2020
Kyungki-do, KR	1	2009