Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11517160 | Vacuum cleaner | Dongwoo HA, Kihwan KWON, Kyoungwoong Kim, Seokman HONG | 2022-12-06 |
| 11464377 | Vacuum cleaner | Seokman HONG, Kihwan KWON, Dongwoo HA, Jiwon Choi | 2022-10-11 |