Apparatus for notching electrode plates for secondary batteries and method of notching electrode plates using apparatus
US-2026084333-A1 · Mar 26, 2026 · US
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Choi Junghun patents
Choi Junghun is listed as an inventor on 76 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Choi Junghun |
| Total patents | 76 |
| First publication | May 3, 2016 |
| Latest publication | Mar 26, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Die apparatus for manufacturing secondary battery and link-type knockout unit for die apparatus
US-2026081203-A1 · Mar 19, 2026 · US
Battery can trimming apparatus and method
US-2026061476-A1 · Mar 5, 2026 · US
Display device
US-2025374675-A1 · Dec 4, 2025 · US
Display device
US-12426475-B2 · Sep 23, 2025 · US
Porous separator and lithium secondary battery comprising same
US-12412960-B2 · Sep 9, 2025 · US
Display device
US-12376460-B2 · Jul 29, 2025 · US
Transparent micro display device
US-12364066-B2 · Jul 15, 2025 · US
Irreversible additive comprised in cathode material for secondary battery, cathode material comprising the same, and secondary battery comprising cathode material
US-12308427-B2 · May 20, 2025 · US
Negative electrode for lithium secondary battery, method for manufacturing same, and lithium secondary battery comprising same
US-2024429378-A1 · Dec 26, 2024 · US
Recent patents
Latest publications not already listed above.
Display Device
US-2024373685-A1 · Nov 7, 2024 · US
Porous separator and lithium secondary battery comprising same
US-2024274981-A1 · Aug 15, 2024 · US
Porous separator and lithium secondary battery comprising same
US-12002990-B2 · Jun 4, 2024 · US
Lithium electrode and lithium secondary battery comprising same
US-11942629-B2 · Mar 26, 2024 · US
Lithium secondary battery
US-11935999-B2 · Mar 19, 2024 · US
Notching apparatus for electrode substrate of rechargeable battery
US-2024001580-A1 · Jan 4, 2024 · US
Lithium electrode, method for manufacturing same, and lithium secondary battery comprising same
US-11735717-B2 · Aug 22, 2023 · US
Display Device
US-2023200152-A1 · Jun 22, 2023 · US
Display device
US-2023157117-A1 · May 18, 2023 · US
Display device
US-2023157129-A1 · May 18, 2023 · US
Display device which is capable of implementing an LED in a non-transfer manner and method of manufacturing the same
US-11621252-B2 · Apr 4, 2023 · US
Lithium electrode, method for manufacturing same, and lithium secondary battery comprising same
US-2023076640-A1 · Mar 9, 2023 · US
Lithium electrode, method for manufacturing same, and lithium secondary battery comprising same
US-11532810-B2 · Dec 20, 2022 · US
Method for manufacturing lithium electrode
US-11444273-B2 · Sep 13, 2022 · US
Lithium electrode and lithium secondary battery comprising same
US-11430977-B2 · Aug 30, 2022 · US
Irreversible Additive Comprised in Cathode Material for Secondary Battery, Cathode Material Comprising the Same, and Secondary Battery Comprising Cathode Material
US-2022231291-A1 · Jul 21, 2022 · US
Electrode and lithium secondary battery comprising same
US-11380888-B2 · Jul 5, 2022 · US
Lithium secondary battery
US-11322731-B2 · May 3, 2022 · US
Lithium secondary battery
US-11322777-B2 · May 3, 2022 · US
Porous separator and lithium secondary battery comprising same
US-2022052421-A1 · Feb 17, 2022 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Lg Chemical Ltd | 42 |
| Lg Display Co Ltd | 19 |
| Lg Energy Solution Ltd | 17 |
| Samsung Sdi Co Ltd | 4 |
| Korea Advanced Inst Sci & Tech | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02E60/10 | 54 |
| H01M4/382 | 44 |
| H01M10/052 | 42 |
| H01M4/366 | 36 |
| H01M10/0525 | 36 |