Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10813512 | Cyclone dust collector and vacuum cleaner having the same | Hyeon-woo Tak | 2020-10-27 |
| 10779696 | Cleaner and dust separating device applying the same | — | 2020-09-22 |
| 10729298 | Cyclone dust collector and vacuum cleaning device | — | 2020-08-04 |
| 10537220 | Cyclone dust collector and vacuum cleaner having the same | Yun Soo JANG, Han-jun Sung, Won-Kyu Lim | 2020-01-21 |