Inventor · disambiguated record
Kwi Seong Jeong
Also filed as: JEONG KWI SEONG
32 granted patents·9 pending applications·32 citations·filing 2008–2024
94Inventor score
Files withHYUNDAI MOTOR CO LTD35KANGNAM UNIVERSITY INDUSTRY ACADEMIA COOPERATION FOUNDATION2JEONG KWI SEONG1KIM DUCK WHAN1KIM SAE HOON1
Top patents by PatentIndex Score
41 records- 0190US10892502B2Apparatus and method for controlling operation of fuel cell systemHYUNDAI MOTOR CO LTD·Filed 2018·Granted Jan 12, 2021·3 cites·20 claims
- 0289US10249895B2Apparatus and method for diagnosing state of fuel cell stackHYUNDAI MOTOR CO LTD·Filed 2016·Granted Apr 2, 2019·3 cites·18 claims
- 0385US8450027B2Fuel cell stack of fuel cell vehicleKIM DUCK WHAN·Filed 2008·Granted May 28, 2013·8 cites·14 claims
- 0482US9373860B2Method and apparatus for diagnosing fault within fuel cell stackHYUNDAI MOTOR CO LTD·Filed 2013·Granted Jun 21, 2016·3 cites·8 claims
- 0581US10424807B2Fuel cell system and fuel cell stack housingHYUNDAI MOTOR CO LTD·Filed 2017·Granted Sep 24, 2019·1 cites·13 claims
- 0681US10020525B2Method and system for diagnosing state of fuel cell stackHYUNDAI MOTOR CO LTD·Filed 2016·Granted Jul 10, 2018·2 cites·10 claims
- 0780US9423468B2Diagnostic system and method for fuel cell stackHYUNDAI MOTOR CO LTD·Filed 2013·Granted Aug 23, 2016·4 cites·12 claims
- 0876US10276884B2Method and system for diagnosing state of fuel cellHYUNDAI MOTOR CO LTD·Filed 2016·Granted Apr 30, 2019·1 cites·4 claims
- 0974US8765326B2Joining device for fuel cell stack and fuel cell stack provided with the sameHYUNDAI MOTOR CO LTD·Filed 2013·Granted Jul 1, 2014·1 cites·1 claims
- 1072US9929418B2System and method for diagnosing state of fuel cell stack and controlling fuel cell systemHYUNDAI MOTOR CO LTD·Filed 2014·Granted Mar 27, 2018·1 cites·9 claims
- 1171US8669018B2Apparatus and method for generating virtual sound source for monitoring the operating state of a fuel cell stackKIM SAE HOON·Filed 2010·Granted Mar 11, 2014·1 cites·3 claims
- 1271US8404397B2Joining device for fuel cell stack and fuel cell stack provided with the sameKO HAENG JIN·Filed 2010·Granted Mar 26, 2013·1 cites·11 claims
- 1370US2025354272A1Electrochemical systemHYUNDAI MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1469US2025146140A1Electrochemical systemHYUNDAI MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1568US10569228B2Inspection apparatus of electrolyte membraneHYUNDAI MOTOR CO LTD·Filed 2018·Granted Feb 25, 2020·0 cites·10 claims
- 1665US12313223B2Cryogenic liquid storage apparatusHYUNDAI MOTOR CO LTD·Filed 2022·Granted May 27, 2025·0 cites·15 claims
- 1765US8906568B2Monitoring the operational state of a fuel cell stackJEONG KWI SEONG·Filed 2011·Granted Dec 9, 2014·2 cites·5 claims
- 1865US8859159B2Apparatus and method for generating virtual sound source for monitoring the operating state of a fuel cell stackHYUNDAI MOTOR CO LTD·Filed 2014·Granted Oct 14, 2014·0 cites·2 claims
- 1963US12281759B2Hydrogen storage systemHYUNDAI MOTOR CO LTD·Filed 2021·Granted Apr 22, 2025·0 cites·20 claims
- 2061US10106051B2State diagnostic apparatus of fuel cell stackHYUNDAI MOTOR CO LTD·Filed 2014·Granted Oct 23, 2018·0 cites·10 claims
- 2161US9484586B2Driving control method and system of fuel cell systemHYUNDAI MOTOR CO LTD·Filed 2014·Granted Nov 1, 2016·0 cites·14 claims
- 2261US2023178785A1Electrochemical stack assemblyHYUNDAI MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 2360US2025125387A1Filter apparatus for electrochemical deviceHYUNDAI MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 2459US10985396B2Fuel cell stack pressurized by press forks and assembly method of the sameHYUNDAI MOTOR CO LTD·Filed 2018·Granted Apr 20, 2021·0 cites·8 claims
- 2559US10118132B2Inspection apparatus of electrolyte membraneHYUNDAI MOTOR CO LTD·Filed 2015·Granted Nov 6, 2018·0 cites·10 claims
- 2659US2023265570A1Electrochemical DeviceHYUNDAI MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 2757US11450875B2Fuel cell with corrosion resistanceHYUNDAI MOTOR CO LTD·Filed 2019·Granted Sep 20, 2022·0 cites·19 claims
- 2856US11014201B2Laser welding apparatusHYUNDAI MOTOR CO LTD·Filed 2018·Granted May 25, 2021·0 cites·11 claims
- 2956US10910659B2Method and system for diagnosing state of fuel cellHYUNDAI MOTOR CO LTD·Filed 2019·Granted Feb 2, 2021·0 cites·4 claims
- 3055US9425472B2Apparatus for diagnosing fault of fuel cell stackHYUNDAI MOTOR CO LTD·Filed 2013·Granted Aug 23, 2016·1 cites·7 claims
- 3154US11177491B2Cell-monitoring connector and fuel cell having structure for detachably mounting the cell-monitoring connector thereonHYUNDAI MOTOR CO LTD·Filed 2019·Granted Nov 16, 2021·0 cites·17 claims
- 3253US9575136B2Apparatus and method for measuring impedance of fuel cell stackHYUNDAI MOTOR CO LTD·Filed 2014·Granted Feb 21, 2017·0 cites·6 claims
- 3352US10581095B2Manifold block of fuel cell stack and method of manufacturing the sameHYUNDAI MOTOR CO LTD·Filed 2017·Granted Mar 3, 2020·0 cites·18 claims
- 3452US9494655B2Apparatus for diagnosing a state of a fuel cell stack and method thereofHYUNDAI MOTOR CO LTD·Filed 2014·Granted Nov 15, 2016·0 cites·9 claims
- 3552US2009017745A1Ventilation apparatus for fuel cell vehicleHYUNDAI MOTOR CO LTD·Filed 2008·Application pending·0 cites
- 3651US2014188414A1Method and system for measuring impedance for diagnosis of fuel cell stackKANGNAM UNIVERSITY INDUSTRY ACADEMIA COOPERATION FOUNDATION·Filed 2013·Application pending·0 cites
- 3750US2014186734A1Diagnostic and heat management system for fuel cell stackKANGNAM UNIVERSITY INDUSTRY ACADEMIA COOPERATION FOUNDATION·Filed 2013·Application pending·0 cites
- 3848US10777830B2Apparatus and method for diagnosing fuel cell and vehicle systemHYUNDAI MOTOR CO LTD·Filed 2017·Granted Sep 15, 2020·0 cites·18 claims
- 3945US9634341B2Apparatus and method for diagnosing fuel cellHYUNDAI MOTOR CO LTD·Filed 2015·Granted Apr 25, 2017·0 cites·12 claims
- 4045US9428078B2Method of utilizing power transistor of fuel cell stack diagnostic systemHYUNDAI MOTOR CO LTD·Filed 2013·Granted Aug 30, 2016·0 cites·6 claims
- 4144US2018351185A1Method of controlling operation of fuel cellHYUNDAI MOTOR CO LTD·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →