Issued Patents 2025
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12431562 | Apparatus and method for sealing secondary battery | Seong Won Choi, Soon Kwan Kwon | 2025-09-30 |
| 12424714 | Electrolyte injection device and electrolyte injection method using the same | Won Nyeon Kim, Soon Kwan Kwon, Byeong Kyu Lee | 2025-09-23 |
| 12420362 | Secondary battery and ultrasonic welding device and welding method for secondary battery | Sang Ho Bae, Hun Bum Jung, Jin Yong Lee, Ji Hun Hwang, Cha Hun Ku +5 more | 2025-09-23 |
| 12390947 | Electrode assembly manufacturing apparatus including ultrasonic cutter and method using the same | Tae Jong Kim, Sang Ho Bae, Joo Young Chung | 2025-08-19 |
| 12381196 | Adhesive layer coating unit, electrode assembly manufacturing apparatus comprising same, and electrode assembly manufacturing method | Hyeok Jeong, Seong Won Choi, Yong Jun Lee | 2025-08-05 |
| 12368181 | Electrode assembly, and apparatus and method for manufacturing the same | Won Nyeon Kim, Hyun Kyung Shin, Soon Kwan Kwon, Byeong Kyu Lee | 2025-07-22 |
| 12368186 | Electrode assembly and apparatus and method for manufacturing the same | Jin Gon Kim, Byeong Kyu Lee | 2025-07-22 |
| 12358082 | Method for inspecting welding quality of welded portion between electrode tab and lead | Sang Ho Bae, Hun Bum Jung, Jae Hwa Choi, Ji Hun Hwang, Cha Hun Ku +2 more | 2025-07-15 |
| 12352716 | Method for inspecting weld states of battery | Junghoon Lee | 2025-07-08 |
| 12355056 | Apparatus for manufacturing electrode assembly, electrode assembly manufactured therethrough, and secondary battery | Byeong Kyu Lee, Soon Kwan Kwon, Hyun Kyung Shin, Won Nyeon Kim | 2025-07-08 |
| 12337567 | Pressing apparatus including fluid and electrode and electrode assembly manufacturing method using the same | Byeong Kyu Lee, Soon Kwan Kwon, Ju Hyeon Cho | 2025-06-24 |
| 12306141 | Welding defect inspection method | Sang Ho Bae, Hun Bum Jung, Ji Hun Hwang, Cha Hun Ku, Chang Min Han +5 more | 2025-05-20 |
| 12272812 | Electrode assembly manufacturing method including step of simultaneously applying heat and pressure | Byeong Kyu Lee, Soon Kwan Kwon, Hyun Kyung Shin | 2025-04-08 |
| 12266753 | Apparatus for manufacturing unit cell | Byeong Kyu Lee, Soon Kwan Kwon, Hyun Kyung Shin, Won Nyeon Kim, Seong Won Choi | 2025-04-01 |
| 12208463 | Secondary battery sealing process and secondary battery manufacturing method comprising the same | Joo Young Chung, Won Pill Hwang, Sang Ho Bae | 2025-01-28 |