Crosslinked polyolefin separator and manufacturing method therefor
US-12583988-B2 · Mar 24, 2026 · US
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Lee Joo-Sung patents
Lee Joo-Sung is listed as an inventor on 144 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Lee Joo-Sung |
| Total patents | 144 |
| First publication | Feb 5, 2015 |
| Latest publication | Mar 24, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Separator for electrochemical device and method for manufacturing the same
US-12567544-B2 · Mar 3, 2026 · US
Separator for electrochemical device and method for manufacturing the same
US-12562319-B2 · Feb 24, 2026 · US
Electrode for Lithium Secondary Battery and Method for Manufacturing the Same
US-2026051498-A1 · Feb 19, 2026 · US
Polyolefin Separator and Method for Manufacturing the Same
US-2026045637-A1 · Feb 12, 2026 · US
System for measuring shutdown temperature and meltdown temperature of separator
US-12535361-B2 · Jan 27, 2026 · US
Cross-linked polyolefin separator and manufacturing method therefor
US-12462989-B2 · Nov 4, 2025 · US
Polyolefin separator and method for manufacturing the same
US-12451560-B2 · Oct 21, 2025 · US
Defective porous sheet detection system and detection method
US-12379298-B2 · Aug 5, 2025 · US
Method for Manufacturing Separator, Separator Obtained Therefrom and Electrochemical Device Including the Same
US-2025174831-A1 · May 29, 2025 · US
Recent patents
Latest publications not already listed above.
Method for Manufacturing Separator, Separator Obtained Therefrom and Electrochemical Device Including the Same
US-2025158220-A1 · May 15, 2025 · US
Separator for Electrochemical Device and Electrochemical Device Including the Same
US-2025158228-A1 · May 15, 2025 · US
Separator for Electrochemical Device and Electrochemical Device Including the Same
US-2025112330-A1 · Apr 3, 2025 · US
Separator and Lithium Secondary Battery Including the Same
US-2025112328-A1 · Apr 3, 2025 · US
Composite separator for electrochemical device and electrochemical device including the same
US-12266821-B2 · Apr 1, 2025 · US
Lithium secondary battery separator having enhanced adhesive strength to electrode and improved resistance characteristics, and lithium secondary battery comprising lithium secondary battery separator
US-12255352-B2 · Mar 18, 2025 · US
Semiconductor device
US-2025070022-A1 · Feb 27, 2025 · US
Separator including polymer substrate with porous coating layer containing PVDF-based binder having β-phase and -phase crystals, and lithium secondary battery including the same
US-12237537-B2 · Feb 25, 2025 · US
Separator for Electrochemical Device, Electrochemical Device Comprising the Same and Manufacturing Method of the Separator
US-2025030123-A1 · Jan 23, 2025 · US
Separator for electrochemical device comprising a patterned electrode adhesive layer and a method for manufacturing the separator
US-12170383-B2 · Dec 17, 2024 · US
Crosslinked Structure-Containing Polyolefin Porous Support, Crosslinked Structure-Containing Separator For Lithium Secondary Battery Including The Same, And Lithium Secondary Battery Including The Separator
US-2024372221-A1 · Nov 7, 2024 · US
Crosslinked Structure-Containing Separator For Lithium Secondary Battery, Method For Manufacturing The Same, And Lithium Secondary Battery Including The Same Separator
US-2024372216-A1 · Nov 7, 2024 · US
Separator for electrochemical device, electrochemical device comprising the same and manufacturing method of the separator
US-12126045-B2 · Oct 22, 2024 · US
Method for Manufacturing Crosslinked Structure-Containing Separator for Lithium Secondary Battery, Crosslinked Structure-Containing Separator for Lithium Secondary Battery Obtained Thereby, and Lithium Secondary Battery Including the Same
US-2024347855-A1 · Oct 17, 2024 · US
Separator for Electrochemical Device and Electrochemical Device Comprising the Same
US-2024258644-A1 · Aug 1, 2024 · US
Crosslinked Structure-Containing Separator for Lithium Secondary Battery, Method for Manufacturing the Same, and Lithium Secondary Battery Including the Separator
US-2024250381-A1 · Jul 25, 2024 · US
Crosslinked Structure-Containing Polyolefin Porous Support, Crosslinked Structure-Containing Separator For Lithium Secondary Battery Including The Same And Method For Manufacturing The Same, And Lithium Secondary Battery Including The Separator
US-2024234944-A1 · Jul 11, 2024 · US
Method For Manufacturing Crosslinked Structure-Containing Separator For Lithium Secondary Battery, Crosslinked Structure-Containing Separator For Lithium Secondary Battery Obtained Thereby, And Lithium Secondary Battery Including The Same
US-2024222787-A1 · Jul 4, 2024 · US
Crosslinked Structure-Containing Polyolefin Porous Support, Crosslinked Structure-Containing Separator For Lithium Secondary Battery Including The Same, Method For Manufacturing The Same, And Lithium Secondary Battery Including The Separator
US-2024222710-A1 · Jul 4, 2024 · US
Secondary battery comprising electrode tab provided with insulation coating layer
US-11996563-B2 · May 28, 2024 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Lg Chemical Ltd | 130 |
| Toray Industries | 15 |
| Lg Energy Solution Ltd | 15 |
| Toray Battery Separator Film | 7 |
| Samsung Electronics Co Ltd | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02E60/10 | 142 |
| H01M10/052 | 102 |
| H01M50/403 | 98 |
| H01M50/491 | 88 |
| H01M50/446 | 85 |