Inventor · disambiguated record
Dong Hyun Ko
Also filed as: KO DONG H · KO DONG HYUN
100 granted patents·8 pending applications·164 citations·filing 1992–2024
99Inventor score
Top patents by PatentIndex Score
108 records- 0195US9181156B2Apparatus for producing alcohols from olefinsLG CHEMICAL LTD·Filed 2013·Granted Nov 10, 2015·21 cites·14 claims
- 0293US9127141B2Method of preparing ester plasticizer and ester plasticizer prepared therefromLG CHEMICAL LTD·Filed 2014·Granted Sep 8, 2015·7 cites·22 claims
- 0391US8426651B2Catalyst composition for hydroformylation and method for producing aldehyde using the sameCHOI JAE HUI·Filed 2011·Granted Apr 23, 2013·18 cites·19 claims
- 0489US9234086B2Plasticizer compositionLG CHEMICAL LTD·Filed 2014·Granted Jan 12, 2016·4 cites·18 claims
- 0589US7253326B1Method for preparing trimethylolproaneLG CHEMICAL LTD·Filed 2006·Granted Aug 7, 2007·13 cites·17 claims
- 0688US10518250B2Ferrite-based catalyst composite, method of preparing the same, and method of preparing butadiene using the sameLG CHEMICAL LTD·Filed 2017·Granted Dec 31, 2019·3 cites·6 claims
- 0788US9714211B2Plasticizer and resin composition, and preparation method thereofLG CHEMICAL LTD·Filed 2014·Granted Jul 25, 2017·3 cites·17 claims
- 0887US9062179B2Ester composition, method of preparing the same and resin composition including the sameLG CHEMICAL LTD·Filed 2014·Granted Jun 23, 2015·4 cites·9 claims
- 0986US10093603B2Apparatus for preparing glycol and method of preparing the sameLG CHEMICAL LTD·Filed 2016·Granted Oct 9, 2018·2 cites·14 claims
- 1085US7943801B2Catalyst composition including phosphite ligands and hydroformylation method using the sameLG CHEMICAL LTD·Filed 2008·Granted May 17, 2011·8 cites·21 claims
- 1184US10913055B2Hydroformylation catalyst, composition including hydroformylation catalyst, and method of preparing aldehyde using hydroformylation catalystLG CHEMICAL LTD·Filed 2017·Granted Feb 9, 2021·1 cites·11 claims
- 1284US10315969B2Method of preparing multicomponent composite metal oxide catalystLG CHEMICAL LTD·Filed 2015·Granted Jun 11, 2019·2 cites·9 claims
- 1384US8791304B2Apparatus for coproducting iso type reaction products and alcohols from olefins, and method for coproducting them using the apparatusKO DONG-HYUN·Filed 2011·Granted Jul 29, 2014·3 cites·9 claims
- 1483US9200138B2Method for preparing ester plasticizer and ester plasticizer prepared by the sameLG CHEMICAL LTD·Filed 2014·Granted Dec 1, 2015·2 cites·7 claims
- 1582US12370517B2Catalyst loading method and method for preparation of butadiene by using sameLG CHEMICAL LTD·Filed 2023·Granted Jul 29, 2025·0 cites·6 claims
- 1682US12194447B2Catalyst for hydrogenation reaction and method for producing sameLG CHEMICAL LTD·Filed 2023·Granted Jan 14, 2025·0 cites·7 claims
- 1781US12485408B2Catalyst for hydrogenation reaction and method for manufacturing the sameLG CHEMICAL LTD·Filed 2024·Granted Dec 2, 2025·0 cites·7 claims
- 1881US10888844B2Catalyst for oxidative dehydrogenation, method of preparing catalyst, and method of performing oxidative dehydrogenation using catalystLG CHEMICAL LTD·Filed 2018·Granted Jan 12, 2021·1 cites·7 claims
- 1980US12485407B2Catalyst for hydrogenation reaction and method for producing sameLG CHEMICAL LTD·Filed 2024·Granted Dec 2, 2025·0 cites·3 claims
- 2076US6384275B2Method of producing acrylic acid using a catalyst for acrolein oxidationLG CHEMICAL LTD·Filed 2000·Granted May 7, 2002·14 cites·17 claims
- 2175US9914682B2Highly efficient neopentyl glycol preparation method and device thereforLG CHEMICAL LTD·Filed 2015·Granted Mar 13, 2018·1 cites·8 claims
- 2275US9890129B2Aminoalkylbenzothiazepine derivatives and uses thereofCJ HEALTHCARE CORP·Filed 2015·Granted Feb 13, 2018·3 cites·14 claims
- 2375US8673244B2Apparatus for producing alcohols from olefinsKO DONG-HYUN·Filed 2011·Granted Mar 18, 2014·2 cites·17 claims
- 2474US11534744B2Composition including hydroformylation catalystLG CHEMICAL LTD·Filed 2021·Granted Dec 27, 2022·0 cites·1 claims
- 2573US6849652B11,2,4-triazole derivative, method for preparing the same, and pharmaceutical composition containing the sameCJ CORP·Filed 2003·Granted Feb 1, 2005·7 cites·4 claims
- 2672US11660584B2Catalyst for oxidative dehydrogenation, method of preparing catalyst, and method of performing oxidative dehydrogenation using catalystLG CHEMICAL LTD·Filed 2020·Granted May 30, 2023·0 cites·9 claims
- 2772US9707552B1Catalyst composition comprising phosphorus-based ligand and hydroformylation process using the sameLG CHEMICAL LTD·Filed 2015·Granted Jul 18, 2017·1 cites·13 claims
- 2872US9199895B2Method for preparing 1,3-butadiene as high yieldCHA KYONG-YONG·Filed 2011·Granted Dec 1, 2015·2 cites·9 claims
- 2972US7939694B2Method for the hydroformylation of olefins and apparatus using the sameLG CHEMICAL LTD·Filed 2008·Granted May 10, 2011·2 cites·12 claims
- 3072US6632772B2Method of coating a catalyst to a support for use in acrolein oxidationLG CHEMICAL LTD·Filed 2000·Granted Oct 14, 2003·10 cites·17 claims
- 3169US11865522B2Method for preparing zinc ferrite-based catalyst and zinc ferrite-based catalyst prepared therebyLG CHEMICAL LTD·Filed 2020·Granted Jan 9, 2024·0 cites·8 claims
- 3268US11872546B2Catalyst for hydrogenation reaction and method for producing sameLG CHEMICAL LTD·Filed 2020·Granted Jan 16, 2024·0 cites·7 claims
- 3368US11780810B2Intermediates for optically active piperidine derivatives and preparation methods thereofHK INNO N CORP·Filed 2022·Granted Oct 10, 2023·0 cites·13 claims
- 3468US11731093B2Catalyst loading method and method for preparation of butadiene by using sameLG CHEMICAL LTD·Filed 2019·Granted Aug 22, 2023·0 cites·10 claims
- 3567US11254641B2Intermediates for optically active piperidine derivatives and preparation methods thereofHK INNO N CORP·Filed 2018·Granted Feb 22, 2022·0 cites·3 claims
- 3666US12053764B2Catalyst for hydrogenation reaction and method for producing sameLG CHEMICAL LTD·Filed 2020·Granted Aug 6, 2024·0 cites·6 claims
- 3766US11008274B2Method for manufacturing dimethylolbutanal and method for manufacturing trimethylolpropane using sameLG CHEMICAL LTD·Filed 2019·Granted May 18, 2021·0 cites·10 claims
- 3865US9492813B2Method for regenerating hydrogenation catalystLG CHEMICAL LTD·Filed 2013·Granted Nov 15, 2016·1 cites·2 claims
- 3964US8053605B2Phosphorus-containing catalyst composition and hydroformylation process using the sameLG CHEMICAL LTD·Filed 2008·Granted Nov 8, 2011·1 cites·19 claims
- 4064US7230010B21,2,4-triazole derivative, method for preparing the same, and pharmaceutical composition containing the sameCJ CORP·Filed 2003·Granted Jun 12, 2007·2 cites·2 claims
- 4163US9505908B2Plasticizer, plasticizer composition, heat-resistant resin composition and method for preparing the sameLG CHEMICAL LTD·Filed 2015·Granted Nov 29, 2016·0 cites·6 claims
- 4263US9085670B2Plasticizer, plasticizer composition, heat-resistant resin composition and method for preparing the sameLG CHEMICAL LTD·Filed 2013·Granted Jul 21, 2015·0 cites·5 claims
- 4363US9029608B2Apparatus for coproducting ISO type reaction products and alcohols from olefins, and method for coproducting them using the apparatusLG CHEMICAL LTD·Filed 2014·Granted May 12, 2015·0 cites·8 claims
- 4462US11858874B2Method for preparing alpha-methylstyreneLG CHEMICAL LTD·Filed 2021·Granted Jan 2, 2024·0 cites·7 claims
- 4562US10947174B2Method for preparing trimethylolpropaneLG CHEMICAL LTD·Filed 2018·Granted Mar 16, 2021·0 cites·6 claims
- 4661US11465138B2Method for producing metal complex catalyst, and metal complex catalyst produced by sameLG CHEMICAL LTD·Filed 2019·Granted Oct 11, 2022·0 cites·12 claims
- 4761US9796827B2Ester plasticizer compositionLEE MI YEON·Filed 2013·Granted Oct 24, 2017·0 cites·11 claims
- 4861US9592496B2Catalyst composition and method for preparing sameLG CHEMICAL LTD·Filed 2014·Granted Mar 14, 2017·0 cites·18 claims
- 4961US9487461B2Method for preparing methylol alkanalLG CHEMICAL LTD·Filed 2014·Granted Nov 8, 2016·0 cites·15 claims
- 5060US9505907B2Ester composition, method of preparing the same and resin composition including the sameLG CHEMICAL LTD·Filed 2015·Granted Nov 29, 2016·0 cites·3 claims
Showing the top 50 of 108 patent records by PatentIndex Score.
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