Inventor · disambiguated record
Jong Ku Lee
Also filed as: LEE JONG KU
47 granted patents·6 pending applications·77 citations·filing 2007–2021
97Inventor score
Top patents by PatentIndex Score
53 records- 0191US9895624B2Distillation deviceLG CHEMICAL LTD·Filed 2014·Granted Feb 20, 2018·4 cites·20 claims
- 0290US8932434B2Dividing wall distillation column for producing high purity acrylic acid and fractional distillation method using the sameLEE SUNG KYU·Filed 2010·Granted Jan 13, 2015·10 cites·2 claims
- 0388US10066031B1Method of separating ethylene oligomerization reactor effluentLG CHEMICAL LTD·Filed 2016·Granted Sep 4, 2018·4 cites·12 claims
- 0488US8764946B2Dividing wall distillation columns for production of high-purity 2-ethylhexanol and fractionation method using sameLEE SUNG KYU·Filed 2010·Granted Jul 1, 2014·4 cites·2 claims
- 0588US7947803B2Apparatus and method for recovering polymerLG CHEMICAL LTD·Filed 2007·Granted May 24, 2011·7 cites·19 claims
- 0685US12506552B2Method and apparatus for estimating channel in wireless communication systemLG ELECTRONICS INC·Filed 2020·Granted Dec 23, 2025·2 cites·20 claims
- 0785US9738574B2Method for producing butadiene through oxidative dehydrogenation reactionLG CHEMICAL LTD·Filed 2015·Granted Aug 22, 2017·2 cites·7 claims
- 0885US8894821B2Dividing wall column for preparing high-purity 2 ethylhexyl-acrylate and preparation method using sameLEE SUNG KYU·Filed 2013·Granted Nov 25, 2014·6 cites·10 claims
- 0983US9511306B2Dividing wall distillation columns for production of high-purity 2-ethylhexanol and fractionation method using sameLG CHEMICAL LTD·Filed 2013·Granted Dec 6, 2016·2 cites·11 claims
- 1082US8894823B2Method for manufacturing isopropyl alcoholLG CHEMICAL LTD·Filed 2013·Granted Nov 25, 2014·2 cites·8 claims
- 1180US10150720B2Device for preparing n-butanolLG CHEMICAL LTD·Filed 2014·Granted Dec 11, 2018·4 cites·22 claims
- 1280US10112122B2Device for preparing alkanolLG CHEMICAL LTD·Filed 2014·Granted Oct 30, 2018·2 cites·16 claims
- 1377US9758458B2Method for purifying isopropyl alcoholLG CHEMICAL LTD·Filed 2014·Granted Sep 12, 2017·3 cites·9 claims
- 1477US8771479B2Energy-saving distillation column assemblyLEE SUNG KYU·Filed 2010·Granted Jul 8, 2014·3 cites·6 claims
- 1576US10066514B2Method of recycling energy in process of butadiene preparationLG CHEMICAL LTD·Filed 2015·Granted Sep 4, 2018·1 cites·10 claims
- 1676US9849402B2Trihalosilane refining device having divided wall distillation columnLG CHEMICAL LTD·Filed 2015·Granted Dec 26, 2017·1 cites·12 claims
- 1775US10259897B2Method of preparing polybutadieneLG CHEMICAL LTD·Filed 2016·Granted Apr 16, 2019·1 cites·14 claims
- 1875US9364780B2Apparatus for separating gas and liquidLG CHEMICAL LTD·Filed 2014·Granted Jun 14, 2016·2 cites·15 claims
- 1974US10246534B2Apparatus for preparing polybutadieneLG CHEMICAL LTD·Filed 2016·Granted Apr 2, 2019·1 cites·19 claims
- 2074US8992737B2Trihalosilane refining methodLG CHEMICAL LTD·Filed 2013·Granted Mar 31, 2015·1 cites·7 claims
- 2172US8888964B2Divided wall distillation column for producing high purity normal butanol, and normal butanol distillation methodLEE SUNG-KYU·Filed 2010·Granted Nov 18, 2014·2 cites·2 claims
- 2271US8864948B2Dividing wall column for producing high-purity neopentyl glycol and manufacturing method using sameLG CHEMICAL LTD·Filed 2013·Granted Oct 21, 2014·2 cites·10 claims
- 2370US9919238B2Distillation apparatusLG CHEMICAL LTD·Filed 2014·Granted Mar 20, 2018·1 cites·16 claims
- 2469US10086325B2Membrane separation deviceLG CHEMICAL LTD·Filed 2014·Granted Oct 2, 2018·2 cites·9 claims
- 2569US9446332B2Apparatus for separating gas and liquidLG CHEMICAL LTD·Filed 2014·Granted Sep 20, 2016·1 cites·13 claims
- 2668US10384146B2Divided wall distillation columnLG CHEMICAL LTD·Filed 2014·Granted Aug 20, 2019·0 cites·15 claims
- 2767US9895625B2Method and apparatus for preparing isopropyl alcoholLG CHEMICAL LTD·Filed 2014·Granted Feb 20, 2018·1 cites·10 claims
- 2867US8974642B2Trihalosilane refining methodLG CHEMICAL LTD·Filed 2013·Granted Mar 10, 2015·1 cites·7 claims
- 2967US8920735B2SCC equipped with foam removal unitJOO EUN-JUNG·Filed 2012·Granted Dec 30, 2014·1 cites·16 claims
- 3066US9162210B2SCC with improvied mobility of material to be removedJOO EUN-JUNG·Filed 2012·Granted Oct 20, 2015·1 cites·15 claims
- 3166US9018346B2Method for removing unreacted monomers in polymer using SCCJOO EUN-JUNG·Filed 2012·Granted Apr 28, 2015·1 cites·11 claims
- 3265US10308566B1Method of separating normal butene using isomerization and process system for separating normal buteneLG CHEMICAL LTD·Filed 2019·Granted Jun 4, 2019·0 cites·7 claims
- 3365US9861907B2Divided wall distillation column for producing high purity normal butanol, and normal butanol distillation methodLG CHEMICAL LTD·Filed 2014·Granted Jan 9, 2018·0 cites·2 claims
- 3465US8845864B2Dividing wall distillation columnLEE SUNG KYU·Filed 2010·Granted Sep 30, 2014·1 cites·5 claims
- 3560US10227270B2Method of separating normal butene using isomerization and process system for separating normal buteneLG CHEMICAL LTD·Filed 2016·Granted Mar 12, 2019·0 cites·21 claims
- 3660US9884264B2Divided wall distillation column for producing high purity acrylic acid and fractional distillation method using the sameLG CHEMICAL LTD·Filed 2014·Granted Feb 6, 2018·0 cites·8 claims
- 3755US9919260B2Method of recovering absorption solvent in butadiene production process by oxidative dehydrogenationLG CHEMICAL LTD·Filed 2014·Granted Mar 20, 2018·0 cites·7 claims
- 3853US9573869B2Bisphenol A preparation apparatus and preparation methodLG CHEMICAL LTD·Filed 2014·Granted Feb 21, 2017·0 cites·18 claims
- 3952US10343923B2System for preparing silica aerogelLG CHEMICAL LTD·Filed 2017·Granted Jul 9, 2019·0 cites·10 claims
- 4052US2024283572A1Method and device for performing retransmission in wireless communication systemLG ELECTRONICS INC·Filed 2021·Application pending·0 cites
- 4151US12155470B2Method and apparatus for transmitting and receiving signal by using multiple antennas in wireless communication systemLG ELECTRONICS INC·Filed 2020·Granted Nov 26, 2024·0 cites·20 claims
- 4251US8968521B2Trihalosilane refining methodLG CHEMICAL LTD·Filed 2013·Granted Mar 3, 2015·1 cites·10 claims
- 4349US10371442B2Separation method and separation process system for recovering ethyleneLG CHEMICAL LTD·Filed 2016·Granted Aug 6, 2019·0 cites·27 claims
- 4447US2015367254A1Apparatus for separating gas and liquidLG CHEMICAL LTD·Filed 2014·Application pending·0 cites
- 4547US2016200650A1Method for purifying isopropyl alcoholLG CHEMICAL LTD·Filed 2014·Application pending·0 cites
- 4647US2016200649A1Method for purifying isopropyl alcoholLG CHEMICAL LTD·Filed 2014·Application pending·0 cites
- 4745US10506970B2Method and apparatus for monitoring consciousnessINBODY CO LTD·Filed 2016·Granted Dec 17, 2019·0 cites·9 claims
- 4845US2024267933A1Apparatus and method for transmitting or receiving signal in wireless communication systemLG ELECTRONICS INC·Filed 2021·Application pending·0 cites
- 4943US10577462B2Production method of poly(alkylene carbonate) particlesLG CHEMICAL LTD·Filed 2015·Granted Mar 3, 2020·0 cites·5 claims
- 5043US10315972B2Separation method and separation process system for recovering ethyleneLG CHEMICAL LTD·Filed 2016·Granted Jun 11, 2019·0 cites·14 claims
Showing the top 50 of 53 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →