Assignee
CHANG SUNG KYUN
KR·29 granted patents·3 pending applications·73 citations·filing 2005–2021
Top patents by PatentIndex Score
32 records- 0192US8206852B2Lithium-metal composite oxides and electrochemical device using the sameCHANG SUNG-KYUN·Filed 2007·Granted Jun 26, 2012·21 cites·16 claims
- 0290US8895190B2Preparation method of lithium-metal composite oxidesCHANG SUNG-KYUN·Filed 2007·Granted Nov 25, 2014·10 cites·20 claims
- 0387US8497039B2Cathode active material for lithium secondary batteryCHANG SUNG KYUN·Filed 2011·Granted Jul 30, 2013·5 cites·16 claims
- 0487US8449792B2Cathode based upon two kinds of compounds and lithium secondary battery comprising the sameCHANG SUNG KYUN·Filed 2011·Granted May 28, 2013·5 cites·5 claims
- 0585US9225036B2Additive for electrochemical element to improve safetyCHANG SUNG KYUN·Filed 2010·Granted Dec 29, 2015·4 cites·12 claims
- 0685US8835055B2Cathode active material for lithium secondary batteryCHANG SUNG KYUN·Filed 2012·Granted Sep 16, 2014·4 cites·13 claims
- 0784US8440354B2Cathode active material for lithium secondary batteryCHANG SUNG KYUN·Filed 2011·Granted May 14, 2013·3 cites·10 claims
- 0883US8492032B2Cathode active material for lithium secondary batteryCHANG SUNG KYUN·Filed 2011·Granted Jul 23, 2013·3 cites·17 claims
- 0983US8277980B2Cathode active material for lithium secondary batteryCHANG SUNG KYUN·Filed 2010·Granted Oct 2, 2012·3 cites·5 claims
- 1082US8481213B2Cathode active material for lithium secondary batteryCHANG SUNG KYUN·Filed 2011·Granted Jul 9, 2013·2 cites·22 claims
- 1181US9023525B2Cathode active material for lithium secondary batteryCHANG SUNG KYUN·Filed 2009·Granted May 5, 2015·4 cites·13 claims
- 1279US8329339B2Cathode active material for lithium secondary batteryCHANG SUNG KYUN·Filed 2010·Granted Dec 11, 2012·2 cites·13 claims
- 1375US8993167B2Cathode materials and lithium secondary battery containing the sameCHANG SUNG KYUN·Filed 2010·Granted Mar 31, 2015·2 cites·6 claims
- 1473US9118075B2Cathode active material for lithium secondary batteryCHANG SUNG KYUN·Filed 2010·Granted Aug 25, 2015·1 cites·11 claims
- 1568US8574733B2Protection circuit for secondary battery and secondary battery comprising the sameCHANG SUNG KYUN·Filed 2006·Granted Nov 5, 2013·1 cites·8 claims
- 1663US9666862B2Secondary battery of improved lithium ion mobility and cell capacityCHANG SUNG KYUN·Filed 2006·Granted May 30, 2017·2 cites·8 claims
- 1763US2023369635A1Unit battery for manufacturing battery module or battery packCHANG SUNG KYUN·Filed 2021·Application pending·0 cites
- 1862US9786911B2Cathode active material and lithium secondary battery comprising the sameCHANG SUNG-KYUN·Filed 2012·Granted Oct 10, 2017·0 cites·9 claims
- 1961US9017841B2Electrochemical device with high capacity and method for preparing the sameCHANG SUNG KYUN·Filed 2012·Granted Apr 28, 2015·0 cites·20 claims
- 2061US8501051B2Cathode based upon two kinds of compounds and lithium secondary battery comprising the sameCHANG SUNG KYUN·Filed 2011·Granted Aug 6, 2013·0 cites·11 claims
- 2157US9225019B2Cathode active material for lithium secondary batteryCHANG SUNG KYUN·Filed 2010·Granted Dec 29, 2015·1 cites·15 claims
- 2257US2011195303A1Cathode active material for lithium secondary batteryCHANG SUNG KYUN·Filed 2011·Application pending·0 cites
- 2355US8632694B2Cathode active material for secondary batteryCHANG SUNG-KYUN·Filed 2012·Granted Jan 21, 2014·0 cites·10 claims
- 2454US8673171B2Cathode for secondary batteryCHANG SUNG-KYUN·Filed 2012·Granted Mar 18, 2014·0 cites·5 claims
- 2554US8241773B2Electrochemical device with high capacity and method for preparing the sameCHANG SUNG KYUN·Filed 2006·Granted Aug 14, 2012·0 cites·10 claims
- 2653US2012112125A1Cathode active material for lithium secondary batteryCHANG SUNG KYUN·Filed 2011·Application pending·0 cites
- 2752US9608259B2Positive electrode for secondary batteryCHANG SUNG KYUN·Filed 2012·Granted Mar 28, 2017·0 cites·8 claims
- 2850US8709650B2Cathode active material and lithium secondary battery comprising the sameCHANG SUNG KYUN·Filed 2012·Granted Apr 29, 2014·0 cites·9 claims
- 2949US9627689B2Cathode active material and lithium secondary battery containing the sameCHANG SUNG KYUN·Filed 2010·Granted Apr 18, 2017·0 cites·13 claims
- 3048US9325011B2Cathode active material for lithium secondary batteryCHANG SUNG KYUN·Filed 2010·Granted Apr 26, 2016·0 cites·9 claims
- 3147US9614254B2Safety device for preventing overcharge and secondary battery therewithCHANG SUNG KYUN·Filed 2005·Granted Apr 4, 2017·0 cites·13 claims
- 3243US8673469B2Apparatus for protection of secondary batteryCHANG SUNG KYUN·Filed 2006·Granted Mar 18, 2014·0 cites·8 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →