Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11855476 | Charger and control method thereof | Hyunkeun SHIN | 2023-12-26 |
| 11682811 | Battery pack | Jiyoung Ahn, Dukho HAM | 2023-06-20 |
| 11160430 | Vacuum cleaner | Changhoon Lee, Gunho Ha | 2021-11-02 |
| 10874273 | Vacuum cleaner | Kuyoung Son, Chungill Lee | 2020-12-29 |
| 10786128 | Vacuum cleaner, battery assembly and charging stand | Jungwan Ryu, Seongwoo Kim | 2020-09-29 |
| 10470634 | Vacuum cleaner and handle for a cleaner | Dukho HAM | 2019-11-12 |
| 10219667 | Vacuum cleaner and battery assembly | Dongho Kwon, Deokwon Kang | 2019-03-05 |
| 8980461 | Separator for lithium secondary battery and lithium secondary battery including the same | Changbum Ahn | 2015-03-17 |