Inventor
HAN KOOK HYUN
KR39 patents
⚠️ This page may combine multiple inventors who share the name “HAN KOOK HYUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SK INNOVATION CO LTD
33 patentsUS11251425B2Feb 15, 2022
Lithium secondary battery
SK INNOVATION CO LTD2 citations72
US10305144B2May 28, 2019
Lithium secondary battery
SK INNOVATION CO LTD2 citations72
US11021367B2Jun 1, 2021
Lithium composite phosphate-based compound and preparation method therefor
SK INNOVATION CO LTD2 citations71
US10421664B2Sep 24, 2019
Lithium composite phosphate-based compound and preparation method therefor
SK INNOVATION CO LTD4 citations71
US12476245B2Nov 18, 2025
Positive electrode active material for lithium secondary battery, method for manufacturing same, and lithium secondary battery including same
SK INNOVATION CO LTD0 citations62
US12334553B2Jun 17, 2025
Cathode active material precursor, cathode active material, lithium secondary battery and method of manufacturing the same
SK INNOVATION CO LTD0 citations62
US12068475B2Aug 20, 2024
Cathode active material for lithium secondary battery and lithium secondary battery including the same
SK INNOVATION CO LTD0 citations62
US11984595B2May 14, 2024
Lithium secondary battery
SK INNOVATION CO LTD0 citations62
US11355743B2Jun 7, 2022
Lithium secondary battery and method of fabricating the same
SK INNOVATION CO LTD0 citations62
US11251423B2Feb 15, 2022
Lithium secondary battery
SK INNOVATION CO LTD0 citations62
US11211605B2Dec 28, 2021
Lithium secondary battery
SK INNOVATION CO LTD1 citations62
US11031590B2Jun 8, 2021
Cathode active material for lithium secondary battery and lithium secondary battery including the same
SK INNOVATION CO LTD0 citations62
US11005098B2May 11, 2021
Method of preparing lithium metal oxide and method of manufacturing lithium secondary battery
SK INNOVATION CO LTD0 citations62
US10957899B2Mar 23, 2021
Method of preparing lithium metal oxide and method of manufacturing lithium secondary battery
SK INNOVATION CO LTD0 citations62
US10608253B2Mar 31, 2020
Lithium secondary battery and method of fabricating the same
SK INNOVATION CO LTD1 citations62
US10270124B2Apr 23, 2019
Lithium secondary battery
SK INNOVATION CO LTD1 citations62
US10199644B2Feb 5, 2019
Lithium secondary battery
SK INNOVATION CO LTD1 citations62
US10217991B2Feb 26, 2019
Lithium secondary battery
SK INNOVATION CO LTD1 citations61
US12525605B2Jan 13, 2026
Cathode active material for lithium secondary battery and method of manufacturing the same
SK INNOVATION CO LTD0 citations52
US11936041B2Mar 19, 2024
Lithium secondary battery
SK INNOVATION CO LTD0 citations51
US10756331B2Aug 25, 2020
Lithium secondary battery and method of fabricating the same
SK INNOVATION CO LTD0 citations51
US10734643B2Aug 4, 2020
Lithium secondary battery
SK INNOVATION CO LTD0 citations51
US10199650B2Feb 5, 2019
Lithium secondary battery and method of fabricating the same
SK INNOVATION CO LTD0 citations51
US11870068B2Jan 9, 2024
Lithium ion secondary battery
SK INNOVATION CO LTD0 citations50
US10840508B2Nov 17, 2020
Lithium ion secondary battery
SK INNOVATION CO LTD0 citations50
US10170760B2Jan 1, 2019
Lithium ion secondary battery
SK INNOVATION CO LTD0 citations50
US10454134B2Oct 22, 2019
Lithium secondary battery
SK INNOVATION CO LTD0 citations41
US10381639B2Aug 13, 2019
Lithium secondary battery
SK INNOVATION CO LTD0 citations41
US10374231B2Aug 6, 2019
Lithium secondary battery
SK INNOVATION CO LTD0 citations41
US10263255B2Apr 16, 2019
Lithium secondary battery
SK INNOVATION CO LTD0 citations41
US10490851B2Nov 26, 2019
Lithium secondary battery
SK INNOVATION CO LTD0 citations40
US10476079B2Nov 12, 2019
Lithium secondary battery
SK INNOVATION CO LTD0 citations40
US9932242B2Apr 3, 2018
Method for manufacturing cathode active material for lithium secondary battery
SK INNOVATION CO LTD0 citations39
SK ON CO LTD
6 patentsUS12597598B2Apr 7, 2026
Cathode active material for lithium secondary battery and lithium secondary battery including the same
SK ON CO LTD0 citations62
US12580192B2Mar 17, 2026
Cathode active material precursor, cathode active material, lithium secondary battery and method of manufacturing the same
SK ON CO LTD0 citations62
US12573624B2Mar 10, 2026
Cathode active material for lithium secondary battery and lithium secondary battery including the same
SK ON CO LTD0 citations62
US11990605B2May 21, 2024
Lithium secondary battery and method of fabricating the same
SK ON CO LTD0 citations62
US11735727B2Aug 22, 2023
Lithium secondary battery
SK ON CO LTD0 citations62
US12592383B2Mar 31, 2026
Method of manufacturing cathode active material for lithium secondary battery
SK ON CO LTD0 citations52