Inventor · disambiguated record
Jin Woo Choung
Also filed as: CHOUNG JIN WOO
39 granted patents·19 pending applications·24 citations·filing 2008–2025
95Inventor score
Top patents by PatentIndex Score
58 records- 0195US10753291B1System and method of controlling engine provided with dual continuously variable valve duration deviceHYUNDAI MOTOR CO LTD·Filed 2019·Granted Aug 25, 2020·7 cites·11 claims
- 0293US12180393B2Polyurethane adhesive composition for carbon emission reduction and method of preparing sameHYUNDAI MOTOR CO LTD·Filed 2021·Granted Dec 31, 2024·1 cites·13 claims
- 0389US11767285B2Catalyst for synthesizing dimethylether or methylacetate from synthetic gas, method for preparing the same, and method for preparing dimethylether or methylacetate using the sameHYUNDAI MOTOR CO LTD·Filed 2021·Granted Sep 26, 2023·1 cites·11 claims
- 0487US10208688B2Exhaust gas purification apparatus and method for controlling the sameHYUNDAI MOTOR CO LTD·Filed 2017·Granted Feb 19, 2019·4 cites·9 claims
- 0585US10161281B2Exhaust purification system and control method thereofHYUNDAI MOTOR CO LTD·Filed 2016·Granted Dec 25, 2018·3 cites·8 claims
- 0683US10731583B2System and method of controlling oxygen purge of three-way catalystHYUNDAI MOTOR CO LTD·Filed 2019·Granted Aug 4, 2020·2 cites·13 claims
- 0781US12202726B2Dehydrogenation reaction device and system having the sameHYUNDAI MOTOR CO LTD·Filed 2023·Granted Jan 21, 2025·0 cites·16 claims
- 0879US12275004B2Catalyst for synthesizing dimethylether or methylacetate from synthetic gas, method for preparing the same, and method for preparing dimethylether or methylacetate using the sameHYUNDAI MOTOR CO LTD·Filed 2023·Granted Apr 15, 2025·0 cites·3 claims
- 0976US12129328B2Low-carbon polyurethane foam composition for automobile interior material and preparation method thereforHYUNDAI MOTOR CO LTD·Filed 2022·Granted Oct 29, 2024·0 cites·12 claims
- 1076US8894952B1Method of reducing nitrogen oxide using amine compound as reductantHYUNDAI MOTOR CO LTD·Filed 2013·Granted Nov 25, 2014·3 cites·12 claims
- 1175US2022396639A1Method for preparing nanocellulose using nonionic surfactantsHYUNDAI MOTOR CO LTD·Filed 2021·Application pending·0 cites
- 1273US11826750B2Dehydrogenation reaction apparatusHYUNDAI MOTOR CO LTD·Filed 2022·Granted Nov 28, 2023·0 cites·19 claims
- 1372US8940659B2Gas purifying catalyst for internal combustion engineHYUNDAI MOTOR CO LTD·Filed 2013·Granted Jan 27, 2015·2 cites·13 claims
- 1472US2025257152A1Method for preparing nanocellulose using nonionic surfactantsHYUNDAI MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 1571US2022250904A1Dehydrogenation reaction device and system having the sameHYUNDAI MOTOR CO LTD·Filed 2021·Application pending·0 cites
- 1668US12496564B2Dehydrogenation reaction apparatus and system including the sameHYUNDAI MOTOR CO LTD·Filed 2022·Granted Dec 16, 2025·0 cites·18 claims
- 1768US12479722B2Dehydrogenation reaction device and system having the sameHYUNDAI MOTOR CO LTD·Filed 2022·Granted Nov 25, 2025·0 cites·18 claims
- 1867US11850574B2Catalyst for preparing a synthesis gas, a method for preparing the same, and a method for preparing a synthesis gas using the sameHYUNDAI MOTOR CO LTD·Filed 2022·Granted Dec 26, 2023·0 cites·19 claims
- 1966US11952345B2Method for preparing bipyridineHYUNDAI MOTOR CO LTD·Filed 2022·Granted Apr 9, 2024·0 cites·15 claims
- 2066US10968798B2Method and system of controlling oxygen purge of three-way catalystHYUNDAI MOTOR CO LTD·Filed 2019·Granted Apr 6, 2021·0 cites·15 claims
- 2165US12427505B2Catalyst for a dehydrogenation reaction, a manufacturing method thereof, and a hydrogen production method using sameHYUNDAI MOTOR CO LTD·Filed 2022·Granted Sep 30, 2025·0 cites·19 claims
- 2264US11845666B2Method for preparing synthesis gasHYUNDAI MOTOR CO LTD·Filed 2021·Granted Dec 19, 2023·0 cites·14 claims
- 2364US11780729B2Method for generating hydrogenHYUNDAI MOTOR CO LTD·Filed 2021·Granted Oct 10, 2023·0 cites·6 claims
- 2463US11433380B2Catalyst for reducing carbon monoxide and hydrocarbon, and method for preparing the sameHYUNDAI MOTOR CO LTD·Filed 2021·Granted Sep 6, 2022·0 cites·14 claims
- 2563US2023348266A1Dehydrogenation method and hydrogen production system using the sameHYUNDAI MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 2663US2024055635A1Dehydrogenation reaction device and control method thereofHYUNDAI MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 2763US2023294981A1Low-temperature dehydrogenation method and hydrogen production system using the sameHYUNDAI MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 2861US11648539B2Catalyst for gasoline synthesis from dimethyl ether, method for preparing the same, and method for preparing gasoline using the sameHYUNDAI MOTOR CO LTD·Filed 2021·Granted May 16, 2023·0 cites·7 claims
- 2961US11594744B2Hybrid dehydrogenation reaction systemHYUNDAI MOTOR CO LTD·Filed 2021·Granted Feb 28, 2023·0 cites·16 claims
- 3060US10823090B2System and method of controlling engine provided with dual continuously variable valve duration deviceHYUNDAI MOTOR CO LTD·Filed 2019·Granted Nov 3, 2020·0 cites·11 claims
- 3159US10760461B2Catalyst oxygen purge control apparatus and methodHYUNDAI MOTOR CO LTD·Filed 2019·Granted Sep 1, 2020·0 cites·3 claims
- 3259US10443464B2Catalyst oxygen purge control apparatus and methodHYUNDAI MOTOR CO LTD·Filed 2016·Granted Oct 15, 2019·0 cites·5 claims
- 3359US2023182100A1Dehydrogenation reaction apparatus and control method thereofHYUNDAI MOTOR CO LTD·Filed 2022·Application pending·0 cites
- 3458US11701647B2Catalyst for preparing synthetic gas, method for preparing the same, and method for preparing synthetic gas using the sameHYUNDAI MOTOR CO LTD·Filed 2020·Granted Jul 18, 2023·0 cites·9 claims
- 3557US10208640B2Exhaust gas purification apparatus and method for controlling the sameHYUNDAI MOTOR CO LTD·Filed 2017·Granted Feb 19, 2019·0 cites·9 claims
- 3657US8911698B2Supported catalyst for removing nitrogen oxides, method of preparing the same, and removing method of nitrogen oxides using the sameHYUNDAI MOTOR CO LTD·Filed 2013·Granted Dec 16, 2014·0 cites·16 claims
- 3755US11752491B2Catalyst for conversion of carbon dioxide to methanol by hydrogenation, and method for preparing the sameHYUNDAI MOTOR CO LTD·Filed 2020·Granted Sep 12, 2023·0 cites·12 claims
- 3855US8980783B2Catalyst for converting nitrogen oxide into ammonia and method for manufacturing the sameCHOUNG JIN WOO·Filed 2012·Granted Mar 17, 2015·1 cites·3 claims
- 3954US11718720B2Composite cellulose nanosheet with excellent transparency and strength and manufacturing method thereofHYUNDAI MOTOR CO LTD·Filed 2020·Granted Aug 8, 2023·0 cites·13 claims
- 4054US2022348529A1Catalyst for synthesizing dimethyl ether from synthetic gas, method for manufacturing the same, and method for synthesizing dimethyl ether using the sameHYUNDAI MOTOR CO LTD·Filed 2021·Application pending·0 cites
- 4153US9828895B2Exhaust gas post-processing systemHYUNDAI MOTOR CO LTD·Filed 2015·Granted Nov 28, 2017·0 cites·4 claims
- 4253US8048393B2Zeolite catalyst for removing nitrogen oxides, method for preparing the same, and method of removing nitrogen oxides using the sameHYUNDAI MOTOR CO LTD·Filed 2009·Granted Nov 1, 2011·0 cites·6 claims
- 4353US2022064387A1Composite film and method for preparing the sameHYUNDAI MOTOR CO LTD·Filed 2020·Application pending·0 cites
- 4452US10060315B2Diesel particulate filter coated with selective catalytic reduction and exhaust gas aftertreatment system including the sameHYUNDAI MOTOR CO LTD·Filed 2016·Granted Aug 28, 2018·0 cites·4 claims
- 4551US12195921B2Double-crosslinked cellulose nanofiber film with high strength and high transmittance and method for manufacturing the sameHYUNDAI MOTOR CO LTD·Filed 2021·Granted Jan 14, 2025·0 cites·8 claims
- 4651US2011047989A1Apparatus for after-treatment of exhaust from diesel engineHYUNDAI MOTOR CO LTD·Filed 2009·Application pending·0 cites
- 4750US9795947B2Method of preparation of perovskite catalystHYUNDAI MOTOR CO LTD·Filed 2015·Granted Oct 24, 2017·0 cites·12 claims
- 4848US10125650B1Exhaust gas purification apparatusHYUNDAI MOTOR CO LTD·Filed 2017·Granted Nov 13, 2018·0 cites·22 claims
- 4948US2020173376A1System and method of controlling engine provided with dual continuously variable valve duration deviceHYUNDAI MOTOR CO LTD·Filed 2019·Application pending·0 cites
- 5048US2016040569A1Exhaust gas purifying filter, system and regenerating gasoline particulate filter, and method thereofHYUNDAI MOTOR CO LTD·Filed 2015·Application pending·0 cites
Showing the top 50 of 58 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →