Method and apparatus for cleaning pressing roll
US-2026070100-A1 · Mar 12, 2026 · US
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Choy Sang Hoon patents
Choy Sang Hoon is listed as an inventor on 148 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Choy Sang Hoon |
| Total patents | 148 |
| First publication | Apr 28, 2015 |
| Latest publication | Mar 12, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Electrode rolling apparatus including non-coating portion pressing unit and electrode rolling method using the same
US-12567575-B2 · Mar 3, 2026 · US
Electrode slurry coating system capable of controlling the flow rate of electrode slurry and electrode slurry coating method using the same
US-12562364-B2 · Feb 24, 2026 · US
Electrode manufacturing system/method using heated rollers to provide excellent uniformity of electrode slurry coating
US-12562361-B2 · Feb 24, 2026 · US
Positive Electrode and Lithium Secondary Battery Comprising Same
US-2026005248-A1 · Jan 1, 2026 · US
Positive electrode and secondary battery including the positive electrode
US-12512460-B2 · Dec 30, 2025 · US
Insulating Coating Overlay Control System and Insulating Coating Overlay Control Method
US-2025385238-A1 · Dec 18, 2025 · US
Pressing jig with a gradient hardness pressing pad for a battery cell and a degassing method of battery cell using the same
US-12500260-B2 · Dec 16, 2025 · US
Positive electrode slurry including oxalic acid, preparation method thereof, positive electrode for secondary battery, and secondary battery
US-2025349860-A1 · Nov 13, 2025 · US
Insulating coating overlay control system and insulating coating overlay control method
US-12418012-B2 · Sep 16, 2025 · US
Recent patents
Latest publications not already listed above.
Positive electrode slurry including oxalic acid, preparation method thereof, positive electrode for secondary battery, and secondary battery
US-12406998-B2 · Sep 2, 2025 · US
Electrode slurry coating apparatus and method for forming double active material layers
US-12401013-B2 · Aug 26, 2025 · US
High-Loading Positive Electrode, Slurry for Positive Electrode, and Lithium Secondary Battery
US-2025260010-A1 · Aug 14, 2025 · US
Apparatus for Testing the Degree of Peeling of Electrode Active Material
US-2025208013-A1 · Jun 26, 2025 · US
Electrode Drying System and Electrode Drying Method Using Same
US-2025198700-A1 · Jun 19, 2025 · US
Cathode and Lithium Secondary Battery Comprising Same
US-2025174661-A1 · May 29, 2025 · US
Method of Preparing Positive Electrode
US-2025149545-A1 · May 8, 2025 · US
Manufacturing method for electrode binder and electrode assembly comprising same electrode binder
US-12261301-B2 · Mar 25, 2025 · US
Electrode for lithium secondary battery
US-2025096240-A1 · Mar 20, 2025 · US
Cathode and Lithium Secondary Battery Manufactured Using Same
US-2025070163-A1 · Feb 27, 2025 · US
Method of preparing positive electrode
US-12224424-B2 · Feb 11, 2025 · US
Electrode Coating Apparatus and Electrode Coating Method
US-2024421281-A1 · Dec 19, 2024 · US
Electrode Manufacturing Apparatus
US-2024383712-A1 · Nov 21, 2024 · US
Slot die coating device having air vent
US-12115554-B2 · Oct 15, 2024 · US
Electrode Slurry Control Device
US-2024307912-A1 · Sep 19, 2024 · US
Slot Die Coating Device Having Air Vent
US-2024299972-A1 · Sep 12, 2024 · US
Electrode for lithium secondary battery
US-12074316-B2 · Aug 27, 2024 · US
Marking System and Marking Method for Identifying Defect of Electrode Sheet
US-2024264089-A1 · Aug 8, 2024 · US
Secondary battery electrode plate including electrode mixture regions having different binder content, and method for manufacturing secondary battery electrode using same
US-12057567-B2 · Aug 6, 2024 · US
Method of reusing positive electrode material
US-12021205-B2 · Jun 25, 2024 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Lg Chemical Ltd | 98 |
| Lg Energy Solution Ltd | 59 |
| Lg Energy Solution Ltd | 11 |
| Choy Sang Hoon | 2 |
| Lg Energy Solution Ltd Seoul | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02E60/10 | 144 |
| H01M10/052 | 79 |
| H01M4/0404 | 78 |
| H01M4/139 | 70 |
| H01M10/0525 | 66 |