Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12374723 | Method for manufacturing electrode assembly, electrode assembly manufactured therethrough, and secondary battery | Sang Don Lee, Min Seung Choi, Sang Uk Yeo | 2025-07-29 |
| 12103801 | Raw material supply device for separator of secondary battery | Dongsoon Choi, Sang Don Lee, Doseong Han | 2024-10-01 |
| 12100796 | Apparatus and method for manufacturing electrode assembly | Sang Don Lee, Sang Uk Yeo | 2024-09-24 |
| 11251459 | Electrochemical element comprising cellulose nanofiber separator and method for producing same | Sun-Young Lee, Sang-Young Lee, Keun Ho Choi, Sang Jin Chun, Sang Bum Park +5 more | 2022-02-15 |