Issued Patents 2011
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8048180 | Dual cyclone dust-collecting apparatus vacuum cleaner | Jung-gyun Han | 2011-11-01 |
| 7971315 | Suction brush for vacuum cleaner | Min-ha Kim | 2011-07-05 |
| 7951218 | Dust separating apparatus of vacuum cleaner | — | 2011-05-31 |
| 7921507 | Heating apparatus and cleaner having the same | Hyoun-Soo Kim | 2011-04-12 |
| 7921509 | Suction brush for use in vacuum cleaner and method of adjusting the height thereof | Min-ha Kim | 2011-04-12 |
| 7879121 | Cyclone dust-collecting apparatus for vacuum cleaner | — | 2011-02-01 |