Issued Patents 2025
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12420362 | Secondary battery and ultrasonic welding device and welding method for secondary battery | Hun Bum Jung, Jin Yong Lee, Ji Hun Hwang, Cha Hun Ku, Su Taek Jung +5 more | 2025-09-23 |
| 12390947 | Electrode assembly manufacturing apparatus including ultrasonic cutter and method using the same | Tae Jong Kim, Su Taek Jung, Joo Young Chung | 2025-08-19 |
| 12358082 | Method for inspecting welding quality of welded portion between electrode tab and lead | Hun Bum Jung, Jae Hwa Choi, Ji Hun Hwang, Cha Hun Ku, Su Taek Jung +2 more | 2025-07-15 |
| 12306141 | Welding defect inspection method | Hun Bum Jung, Ji Hun Hwang, Cha Hun Ku, Su Taek Jung, Chang Min Han +5 more | 2025-05-20 |
| 12208463 | Secondary battery sealing process and secondary battery manufacturing method comprising the same | Joo Young Chung, Won Pill Hwang, Su Taek Jung | 2025-01-28 |