Issued Patents All Time
Showing 126–150 of 169 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6928692 | Cyclone-type dust collecting apparatus for vacuum cleaner | Hyoung-Jong Jin | 2005-08-16 |
| 6925680 | Vacuum cleaner having cyclone dust collecting apparatus | — | 2005-08-09 |
| 6918156 | Suction brush assembly having rotation roller for sweeping dust | Sung-Tae Joo | 2005-07-19 |
| 6916351 | Cyclone-type dust collecting apparatus for a vacuum cleaner | — | 2005-07-12 |
| 6904640 | Joint assembly of vacuum cleaner and vacuum cleaner having the same | Hyoung-Jong Jin | 2005-06-14 |
| 6896711 | Grill assembly for a cyclone-type dust collecting apparatus for a vacuum cleaner | — | 2005-05-24 |
| 6886214 | Steam jet apparatus for a vacuum cleaner | Hyun Ju Lee | 2005-05-03 |
| 6857165 | Grill assembly for a cyclone-type dust collecting apparatus for a vacuum cleaner | — | 2005-02-22 |
| 6848145 | Steam jet apparatus for a vacuum cleaner | Hyun Ju Lee | 2005-02-01 |
| 6833015 | Cyclone-type dust-collecting apparatus for use in a vacuum cleaner | Hyun Ju Lee, Sung-Tae Joo | 2004-12-21 |
| 6824580 | Cyclone dust collecting apparatus for a vacuum cleaner | — | 2004-11-30 |
| 6811584 | Cyclone dust collecting apparatus for a vacuum cleaner | — | 2004-11-02 |
| 6804630 | Method for measuring quantity of usage of CPU | Sang Ho Lee | 2004-10-12 |
| 6782583 | Cyclone dust collecting device for a vacuum cleaner | — | 2004-08-31 |
| 6766557 | Upright-type vacuum cleaner having a cyclone dust collecting apparatus | Kyu-Chang Park | 2004-07-27 |
| 6757933 | Cyclone dust collecting apparatus and upright vacuum cleaner | Jung-seon Park | 2004-07-06 |
| 6735816 | Upright-type vacuum cleaner | Min-Jo Choi | 2004-05-18 |
| 6732406 | Upright type vacuum cleaner | — | 2004-05-11 |
| 6732405 | Vacuum cleaner | — | 2004-05-11 |
| 6702868 | Grill assembly of a cyclone dust-collecting apparatus for a vacuum cleaner | Jung-seon Park | 2004-03-09 |
| 6662403 | Cyclone dust collecting apparatus for a vacuum cleaner | — | 2003-12-16 |
| 6660053 | Grill assembly of cyclone dust collecting apparatus for vacuum cleaner | Jung-seon Park | 2003-12-09 |
| 6640385 | Cyclone dust collecting apparatus for a vacuum cleaner | Jang-youn Ko | 2003-11-04 |
| 6616721 | Cyclone dust collector for preventing backflow | — | 2003-09-09 |
| 6613116 | Grill assembly of cyclone dust collecting apparatus for vacuum cleaner | — | 2003-09-02 |