Separator for secondary battery and electrochemical device using the same
US-12531314-B2 · Jan 20, 2026 · US
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Kwack Won Sub patents
Kwack Won Sub is listed as an inventor on 49 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Kwack Won Sub |
| Total patents | 49 |
| First publication | Apr 27, 2017 |
| Latest publication | Jan 20, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Separator for secondary battery, method for manufacturing the same and lithium secondary battery containing the same
US-12482897-B2 · Nov 25, 2025 · US
Separator for secondary battery, method of manufacturing the separator, and secondary battery including the separator
US-2025357627-A1 · Nov 20, 2025 · US
Separator, method of manufacturing separator, and electrochemical device including separator
US-12394865-B2 · Aug 19, 2025 · US
Separator for secondary battery, method of manufacturing the separator, and secondary battery including the separator
US-12394862-B2 · Aug 19, 2025 · US
Separator and electrochemical device comprising the same
US-2025210815-A1 · Jun 26, 2025 · US
Separator and secondary battery comprising the same
US-2025167393-A1 · May 22, 2025 · US
Separator and secondary battery comprising the same
US-2025167395-A1 · May 22, 2025 · US
Separator and lithium secondary battery comprising the same
US-2025105462-A1 · Mar 27, 2025 · US
Separator and lithium secondary battery comprising the same
US-2025105461-A1 · Mar 27, 2025 · US
Recent patents
Latest publications not already listed above.
Separator and electrochemical device including the same
US-2025096418-A1 · Mar 20, 2025 · US
Separator, method of manufacturing separator, and electrochemical device including separator
US-2024421429-A1 · Dec 19, 2024 · US
Separator, method of manufacturing separator, and electrochemical device including separator
US-2024396165-A1 · Nov 28, 2024 · US
Separator, method of manufacturing separator, and electrochemical device including separator
US-2024396166-A1 · Nov 28, 2024 · US
Separator, method of manufacturing separator, and electrochemical device including separator
US-12126046-B2 · Oct 22, 2024 · US
Separator, method of manufacturing separator, and electrochemical device including separator
US-12113239-B2 · Oct 8, 2024 · US
Ultra large-width and consecutive coating device and method for manufacturing membrane using the same
US-11969693-B2 · Apr 30, 2024 · US
Separator coating composition for secondary battery, separator using the same, and electrochemical device including the same
US-2024106073-A1 · Mar 28, 2024 · US
Separator, method of manufacturing separator, and electrochemical device including separator
US-2024021955-A1 · Jan 18, 2024 · US
Separator, method of manufacturing separator, and electrochemical device including separator
US-2023402716-A1 · Dec 14, 2023 · US
Separator, method of manufacturing separator, and electrochemical device including separator
US-2023402715-A1 · Dec 14, 2023 · US
Separator for secondary battery, method of manufacturing the separator, and secondary battery including the separator
US-2023402712-A1 · Dec 14, 2023 · US
Porous composite separator for secondary battery, and lithium secondary battery comprising same
US-11843125-B2 · Dec 12, 2023 · US
Separator, method of manufacturing separator, and electrochemical device including separator
US-11811090-B1 · Nov 7, 2023 · US
Separator for Secondary Battery, Method for Manufacturing the Same and Lithium Secondary Battery Containing the Same
US-2022328931-A1 · Oct 13, 2022 · US
Composite separator including porous substrate, heat-resistant coating layer, and electrode adhesive layer and electrochemical device using the same
US-11322800-B2 · May 3, 2022 · US
Composite separator for secondary battery
US-11183736-B2 · Nov 23, 2021 · US
Separator for secondary cell having excellent heat resistance and shutdown properties
US-11139542-B2 · Oct 5, 2021 · US
Ultra large-width and consecutive coating device and method for manufacturing membrane using the same
US-2021236997-A1 · Aug 5, 2021 · US
Ultra large-width and consecutive coating device and method for manufacturing membrane using the same
US-11020710-B2 · Jun 1, 2021 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Sk Innovation Co Ltd | 49 |
| Sk Ie Tech Co Ltd | 41 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02E60/10 | 45 |
| H01M50/446 | 40 |
| H01M50/403 | 39 |
| H01M10/0525 | 39 |
| H01M50/449 | 39 |