Inventor · disambiguated record
Sangchul Lee
Also filed as: LEE SANGCHUL
57 granted patents·23 pending applications·156 citations·filing 2001–2025
97Inventor score
Files withLG ELECTRONICS INC44SAMSUNG ELECTRONICS CO LTD7SAMSUNG DISPLAY CO LTD6EXXONMOBIL RES & ENG CO5LSIS CO LTD4
Top patents by PatentIndex Score
80 records- 0197US11737223B2Foldable electronic device including a sliding-type hinge structure beneath a flexible displaySAMSUNG ELECTRONICS CO LTD·Filed 2020·Granted Aug 22, 2023·10 cites·12 claims
- 0294US10799887B2Dust collector and cleaner having the sameLG ELECTRONICS INC·Filed 2018·Granted Oct 13, 2020·8 cites·20 claims
- 0392US10398272B2Vacuum cleanerLG ELECTRONICS INC·Filed 2017·Granted Sep 3, 2019·10 cites·20 claims
- 0488US12285824B2Methods of welding high manganese steel with step-out weld zone erosion-corrosion resistancePOSCO CO LTD·Filed 2024·Granted Apr 29, 2025·0 cites·8 claims
- 0587US9029389B2Anti-inflammation compoundsNO ZAESUNG·Filed 2012·Granted May 12, 2015·27 cites·13 claims
- 0686US10856711B2Vacuum cleanerLG ELECTRONICS INC·Filed 2019·Granted Dec 8, 2020·2 cites·23 claims
- 0784US10299645B2Vacuum cleanerLG ELECTRONICS INC·Filed 2017·Granted May 28, 2019·2 cites·21 claims
- 0883US9774137B2Mobile terminalLG ELECTRONICS INC·Filed 2016·Granted Sep 26, 2017·6 cites·21 claims
- 0983US6472290B2Isolation in micromachined single crystal silicon using deep trench insulationCHROMUX TECHNOLOGIES INC·Filed 2001·Granted Oct 29, 2002·38 cites·19 claims
- 1082US11883906B2High manganese steel pipe with step-out weld zone erosion-corrosion resistance and method of making the sameEXXONMOBIL RES & ENG CO·Filed 2019·Granted Jan 30, 2024·1 cites·12 claims
- 1182US10372171B2Keyboard and terminal system comprising sameLG ELECTRONICS INC·Filed 2015·Granted Aug 6, 2019·5 cites·18 claims
- 1281USD712930SElectronic deviceSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted Sep 9, 2014·26 cites·1 claims
- 1380US10186915B2BLDC motor and cleaner having the sameLG ELECTRONICS INC·Filed 2016·Granted Jan 22, 2019·2 cites·20 claims
- 1479US11487378B2Electronic deviceSAMSUNG DISPLAY CO LTD·Filed 2020·Granted Nov 1, 2022·1 cites·21 claims
- 1579US9972458B2Draw in and out type circuit breakerLSIS CO LTD·Filed 2016·Granted May 15, 2018·3 cites·6 claims
- 1679US2024382055A1Vacuum cleanerLG ELECTRONICS INC·Filed 2024·Application pending·0 cites
- 1778US11191404B2CleanerLG ELECTRONICS INC·Filed 2019·Granted Dec 7, 2021·1 cites·8 claims
- 1877US11531378B2Electronic device including flexible display and hinge structureSAMSUNG ELECTRONICS CO LTD·Filed 2019·Granted Dec 20, 2022·2 cites·13 claims
- 1977US10314448B2Vacuum cleanerLG ELECTRONICS INC·Filed 2017·Granted Jun 11, 2019·3 cites·21 claims
- 2076US12311474B2Field girth welding technology for high manganese steel slurry pipelinesEXXONMOBIL RES & ENG CO·Filed 2019·Granted May 27, 2025·0 cites·12 claims
- 2175US11130204B2Field dissimilar metal welding technology for enhanced wear resistant high manganese steelEXXONMOBIL RES & ENG CO·Filed 2017·Granted Sep 28, 2021·1 cites·8 claims
- 2274US12082765B2Vacuum cleanerLG ELECTRONICS INC·Filed 2022·Granted Sep 10, 2024·0 cites·20 claims
- 2374US2025263593A1Abrasive grains and method for selecting same, polishing liquid, multi-liquid type polishing liquid, polishing method, component manufacturing method, and semiconductor component manufacturing methodRESONAC CORP·Filed 2023·Application pending·0 cites
- 2474US2025263594A1Raw material for obtaining abrasive grains and method for selecting same, abrasive grain production method, polishing solution production method, polishing method, component production method, and semiconductor component productionRESONAC CORP·Filed 2023·Application pending·0 cites
- 2574US2025257253A1Abrasive grain, selection method therefor, polishing agent, multi-liquid polishing agent, polishing method, component manufacturing method, and semiconductor component manufacturing methodRESONAC CORP·Filed 2023·Application pending·0 cites
- 2673US10575695B2Vacuum suctioning unitLG ELECTRONICS INC·Filed 2016·Granted Mar 3, 2020·2 cites·11 claims
- 2772US11311162B2Vacuum cleanerLG ELECTRONICS INC·Filed 2019·Granted Apr 26, 2022·1 cites·18 claims
- 2872US10517453B2Dust collector and vacuum cleaner having the sameLG ELECTRONICS INC·Filed 2017·Granted Dec 31, 2019·2 cites·19 claims
- 2971US2025257252A1Raw material for obtaining abrasive grains and selection method therefor, production method for abrasive grains, production method for polishing liquid, polishing method, production method for component, and production method for semiconductor componentRESONAC CORP·Filed 2023·Application pending·0 cites
- 3070US10493569B2Field girth welding technology for high manganese steel slurry pipelinesEXXONMOBIL RES & ENG CO·Filed 2017·Granted Dec 3, 2019·0 cites·10 claims
- 3170US10493570B2High manganese steel pipe with step-out weld zone erosion-corrosion resistance and method of making the sameEXXONMOBIL RES & ENG CO·Filed 2017·Granted Dec 3, 2019·0 cites·7 claims
- 3268US10299646B2Vacuum cleanerLG ELECTRONICS INC·Filed 2017·Granted May 28, 2019·1 cites·19 claims
- 3366US11147423B2Dust collector and cleaner having the sameLG ELECTRONICS INC·Filed 2018·Granted Oct 19, 2021·1 cites·20 claims
- 3465US2022053986A1CleanerLG ELECTRONICS INC·Filed 2021·Application pending·0 cites
- 3563US11559181B2Vacuum suctioning unitLG ELECTRONICS INC·Filed 2020·Granted Jan 24, 2023·0 cites·15 claims
- 3663US10795525B2Pressure sensing element and display device having the sameSAMSUNG DISPLAY CO LTD·Filed 2019·Granted Oct 6, 2020·0 cites·20 claims
- 3762US2019154057A1Vacuum Suction UnitLG ELECTRONICS INC·Filed 2019·Application pending·0 cites
- 3861US11523721B2Vacuum cleanerLG ELECTRONICS INC·Filed 2019·Granted Dec 13, 2022·0 cites·13 claims
- 3961US11160428B2CleanerLG ELECTRONICS INC·Filed 2019·Granted Nov 2, 2021·1 cites·20 claims
- 4061US10817101B2Electronic deviceSAMSUNG DISPLAY CO LTD·Filed 2019·Granted Oct 27, 2020·0 cites·20 claims
- 4161US2020393938A1Pressure sensing element and display device having the sameSAMSUNG DISPLAY CO LTD·Filed 2020·Application pending·0 cites
- 4259US12507855B2Cleaner nozzle with brush and removal memberLG ELECTRONICS INC·Filed 2021·Granted Dec 30, 2025·0 cites·24 claims
- 4359US2025049281A1CleanerLG ELECTRONICS INC·Filed 2022·Application pending·0 cites
- 4458US2025203793A1Electronic device comprising hinge assemblySAMSUNG ELECTRONICS CO LTD·Filed 2025·Application pending·0 cites
- 4556US12478233B2Nozzle part and robot cleaner including sameLG ELECTRONICS INC·Filed 2020·Granted Nov 25, 2025·0 cites·12 claims
- 4656US10405788B2Catheter-guided miniaturized wireless viscera compliance sensor systemKOREA ADVANCED INST SCI & TECH·Filed 2018·Granted Sep 10, 2019·0 cites·15 claims
- 4756US10314451B2Vacuum cleanerLG ELECTRONICS INC·Filed 2017·Granted Jun 11, 2019·0 cites·21 claims
- 4856US2025339004A1CleanerLG ELECTRONICS INC·Filed 2023·Application pending·0 cites
- 4956US2016290359A1Vacuum suction unitLG ELECTRONICS INC·Filed 2016·Application pending·0 cites
- 5054US2025357058A1Air circuit breakerLS ELECTRIC CO LTD·Filed 2022·Application pending·0 cites
Showing the top 50 of 80 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →