Inventor · disambiguated record
Chang Ki Lee
Also filed as: LEE CHANG J · LEE CHANG-KI
12 granted patents·17 pending applications·145 citations·filing 1997–2024
91Inventor score
Files withKOREA ELECTRONICS TELECOMM8SAMSUNG ELECTRONICS CO LTD6ILJIN GLOBAL CO LTD2SK HYNIX INC2CHOI MI-RAN1
Top patents by PatentIndex Score
29 records- 0195US8999837B2Semiconductor device with air gapSK HYNIX INC·Filed 2013·Granted Apr 7, 2015·21 cites·20 claims
- 0292US9245849B2Semiconductor device with air gapSK HYNIX INC·Filed 2015·Granted Jan 26, 2016·9 cites·20 claims
- 0389US7725408B2Apparatus and method for constructing learning dataKOREA ELECTRONICS TELECOMM·Filed 2006·Granted May 25, 2010·22 cites·9 claims
- 0488US8554540B2Topic map based indexing and searching apparatusLEE CHUNG HEE·Filed 2009·Granted Oct 8, 2013·25 cites·9 claims
- 0586US8380713B2Apparatus for question answering based on answer trustworthiness and method thereofKOREA ELECTRONICS TELECOMM·Filed 2010·Granted Feb 19, 2013·11 cites·18 claims
- 0684US8432129B2Wireless charging system and methodLEE CHANG KI·Filed 2009·Granted Apr 30, 2013·31 cites·20 claims
- 0765US8847547B2Wireless charging system and methodSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted Sep 30, 2014·2 cites·20 claims
- 0861US7929850B2Method for measuring distance using a camera moduleSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Apr 19, 2011·1 cites·14 claims
- 0960US8050909B2Apparatus and method for post-processing dialogue error in speech dialogue system using multilevel verificationKOREA ELECTRONICS TELECOMM·Filed 2008·Granted Nov 1, 2011·3 cites·10 claims
- 1059US2010161416A1Method of providing targeted advertisementsKOREA ELECTRONICS TELECOMM·Filed 2009·Application pending·0 cites
- 1155US10130540B2Body lifting device for bedKOREA INST IND TECH·Filed 2015·Granted Nov 20, 2018·1 cites·17 claims
- 1252US2025122907A1Cage for ball bearing and ball bearing comprising sameILJIN GLOBAL CO LTD·Filed 2024·Application pending·0 cites
- 1352US2025122906A1Cage for ball bearing and ball bearing comprising sameILJIN GLOBAL CO LTD·Filed 2024·Application pending·0 cites
- 1451US5983294ASynchronous cross-connect system with the function of ring network interworking using backplane interconnectionKOREA ELECTRONICS TELECOMM·Filed 1997·Granted Nov 9, 1999·18 cites·13 claims
- 1550US7697712B2Speaker device for improving antenna property in a wireless portable terminalSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Apr 13, 2010·1 cites·7 claims
- 1650US2008101052A1Hinge assembly and wireless mobile terminal having the sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 1748US2012101903A1Apparatus and method for mobile intelligent advertizing service based on mobile user contextual matchingOH HYO JUNG·Filed 2011·Application pending·0 cites
- 1847US2010023549A1Method and apparatus for social tagging using property field of ontology objectKOREA ELECTRONICS TELECOMM·Filed 2009·Application pending·0 cites
- 1945US2006126873A1Apparatus for generating magnetic field in portable wireless terminal for the hearing impairedSAMSUNG ELECTRONICS CO LTD·Filed 2005·Application pending·0 cites
- 2043US2007132922A1Liquid crystal display module for dual display and mobile communication terminal using the sameSAMSUNG ELECTRONICS CO LTD·Filed 2006·Application pending·0 cites
- 2142US2006078244A1Hybrid bearingLG CABLE LTD·Filed 2005·Application pending·0 cites
- 2241US2013197898A1Method and apparatus for translationINST ELECTRONICS & TELECOMM RE·Filed 2012·Application pending·0 cites
- 2340US2011258223A1Voice-based mobile search apparatus and methodKOREA ELECTRONICS TELECOMM·Filed 2011·Application pending·0 cites
- 2439US2008134038A1Interactive information providing service method and apparatusELECTRONICS & TELECOMM RES·Filed 2007·Application pending·0 cites
- 2539US2011145251A1System and method for constructing named entity dictionaryKOREA ELECTRONICS TELECOMM·Filed 2010·Application pending·0 cites
- 2638US2012088542A1Method construction for reducing interference between antenna and peripheral deviceCHOI MIN-SUNG·Filed 2011·Application pending·0 cites
- 2738US2012167153A1System for providing broadcast service and method for providing broadcast serviceRYU PUM MO·Filed 2011·Application pending·0 cites
- 2837US2012124136A1Context information sharing apparatus and method for providing intelligent service by sharing context information between one or more terminalsKIM HYUN KI·Filed 2011·Application pending·0 cites
- 2933US2012089634A1System and method for providing multimedia service in a communication systemCHOI MI-RAN·Filed 2011·Application pending·0 cites
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