Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10869587 | Cyclone dust collecting apparatus and vacuum cleaner comprising same | Jung-gyun Han, Won Min Lee, Chang-Hyun Lee | 2020-12-22 |
| 10555652 | Cyclone dust collector and vacuum cleaner having the same | Jung-gyun Han, Won Min Lee | 2020-02-11 |