Inventor
JEONG SO-MI
KR30 patents
⚠️ This page may combine multiple inventors who share the name “JEONG SO-MI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LG ENERGY SOLUTION LTD
19 patentsUS12531311B2Jan 20, 2026
Separator for electrochemical device, electrochemical device comprising separator and method for preparing separator
LG ENERGY SOLUTION LTD0 citations62
US12451562B2Oct 21, 2025
Separator for electrochemical device and electrochemical device including the same
LG ENERGY SOLUTION LTD0 citations62
US12424705B2Sep 23, 2025
Separator for lithium secondary battery, method for manufacturing same, and lithium secondary battery comprising same
LG ENERGY SOLUTION LTD0 citations62
US12424707B2Sep 23, 2025
Separator for lithium secondary battery, manufacturing method therefor, and lithium secondary battery comprising same
LG ENERGY SOLUTION LTD0 citations62
US12416560B2Sep 16, 2025
Method for manufacturing lithium ion secondary battery
LG ENERGY SOLUTION LTD0 citations62
US12374756B2Jul 29, 2025
Porous separator and electrochemical device including the same
LG ENERGY SOLUTION LTD0 citations62
US12337494B2Jun 24, 2025
Method and apparatus for manufacturing unit cells
LG ENERGY SOLUTION LTD0 citations62
US12183950B2Dec 31, 2024
Separator and electrochemical device comprising same
LG ENERGY SOLUTION LTD0 citations62
US12562431B2Feb 24, 2026
Method for manufacturing separator and separator manufactured thereby
LG ENERGY SOLUTION LTD0 citations61
US12255354B2Mar 18, 2025
Separator for lithium secondary battery with improved adhesiveness towards electrode and resistance characteristics and lithium secondary battery comprising the separator
LG ENERGY SOLUTION LTD0 citations61
US12115549B2Oct 15, 2024
Coating bar and method for manufacturing separator using the same
LG ENERGY SOLUTION LTD0 citations60
US12412959B2Sep 9, 2025
Separator for electrochemical device and electrochemical device including the same
LG ENERGY SOLUTION LTD0 citations59
US12283716B2Apr 22, 2025
Separator having heat resistant layer for electrochemical device and secondary battery comprising same
LG ENERGY SOLUTION LTD0 citations59
US12562432B2Feb 24, 2026
Substrate for separator of electrochemical device, separator including same, and method of forming battery cell separator
LG ENERGY SOLUTION LTD0 citations57
US12294111B2May 6, 2025
Substrate for separator of electrochemical device, separator including same, and method of forming battery cell separator
LG ENERGY SOLUTION LTD0 citations57
US12418052B2Sep 16, 2025
Separator including gas generating agent and method of manufacturing the same
LG ENERGY SOLUTION LTD0 citations51
US12586868B2Mar 24, 2026
Separator including inorganic porous coating layer including polar binder and acrylic binder with different glass transition temperatures, electrochemical device, and method for manufacturing the same
LG ENERGY SOLUTION LTD0 citations48
US12548854B2Feb 10, 2026
Lithium secondary battery including Si-based anode active material
LG ENERGY SOLUTION LTD0 citations47
US12142788B2Nov 12, 2024
Polyolefin separator for an electrochemical device and electrochemical device including same
LG ENERGY SOLUTION LTD0 citations47
LG CHEMICAL LTD
10 patentsUS12255351B2Mar 18, 2025
Separator for electrochemical device and method for manufacturing the same
LG CHEMICAL LTD2 citations73
US11811093B2Nov 7, 2023
Separator for lithium secondary battery with improved adhesiveness towards electrode and resistance characteristics and lithium secondary battery comprising the separator
LG CHEMICAL LTD4 citations73
US10991926B2Apr 27, 2021
Separator having electrode adhesive layer and electrochemical device including the same
LG CHEMICAL LTD6 citations73
US11177536B2Nov 16, 2021
Separator with reduced ignition phenomenon upon battery perforation and battery including the same
LG CHEMICAL LTD1 citations61
US11721873B2Aug 8, 2023
Lithium secondary battery separator including adhesive layer
LG CHEMICAL LTD1 citations55
US10153469B2Dec 11, 2018
Non-woven fabric made from fiber coated with organic binder polymer compound, electrochemical cell comprising the non-woven fabric, and method for making the non-woven fabric
LG CHEMICAL LTD0 citations52
US11990642B2May 21, 2024
Separator for electrochemical device and method for manufacturing the same
LG CHEMICAL LTD0 citations51
US11784377B2Oct 10, 2023
Separator including porous coating layer with amorphous adhesive binder polymer and fluorinated binder polymer and electrochemical device including the same
LG CHEMICAL LTD0 citations51
US11637350B2Apr 25, 2023
Separator having porous coating layer including PVDF-HFP block copolymer and method for manufacturing same
LG CHEMICAL LTD0 citations50
US11158901B2Oct 26, 2021
Lithium secondary battery pack including thermal expansion tape fixing pouch type battery cells and method of manufacturing same
LG CHEMICAL LTD0 citations50