Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8205294 | Vacuum cleaner having suction path switching unit | See-hyun Kim, Joung-soo Park, Jung-gyun Han, Tae-gwang Kim | 2012-06-26 |
| 8186008 | Agitator and suction nozzle for vacuum cleaner having the same | Jung-gyun Han, Joung-soo Park, Tae-gwang Kim, See-hyun Kim | 2012-05-29 |
| 8032982 | Upright vacuum cleaner having suction path switching valve | Joung-soo Park, Tae-gwang Kim | 2011-10-11 |
| 7950102 | Upright vacuum cleaner having steering unit | Joung-soo Park, Tae-gwang Kim, See-hyun Kim | 2011-05-31 |
| 7879142 | Cyclone dust collector and vacuum cleaner | Jung-gyun Han, Joung-soo Park, Tae-gwang Kim, See-hyun Kim | 2011-02-01 |
| 7862637 | Multi-cyclone dust separator | Jung-gyun Han, Joung-soo Park, Tae-gwang Kim, See-hyun Kim, Sung-Soo Ahn | 2011-01-04 |
| 7765639 | Turbine brush of a vacuum cleaner | Yun Hee Park, Dong-hun Yoo, Myoung-sun Choung | 2010-08-03 |
| 7559112 | Passage conversion valve assembly for a vacuum cleaner | Yun Hee Park | 2009-07-14 |
| 7399000 | Hose lock apparatus for vacuum cleaner | — | 2008-07-15 |
| 7350261 | Accessory support for an upright vacuum cleaner and accessory unit | Yun Hee Park | 2008-04-01 |
| 7296324 | Vacuum cleaner brush assembly | — | 2007-11-20 |
| 7297172 | Cyclone dust collecting apparatus of vacuum cleaner | — | 2007-11-20 |
| 7281298 | Upright vacuum cleaner with foldable handle | Myoung-sun Joung, Joo-sung Moon, Dae-yeoun Moon | 2007-10-16 |
| 7267705 | Locking unit of cyclone type dust collecting apparatus | Min-Jo Choi | 2007-09-11 |
| 7246407 | Height adjusting apparatus for suction brush of upright vacuum cleaner | Jung-seon Park | 2007-07-24 |
| 7191490 | Soil collection receptacle attaching/detaching apparatus for cyclone vacuum cleaner and vacuum cleaner having the same | Dong Yun Lee, Min-Jo Choi | 2007-03-20 |
| 6961975 | Convertible vacuum cleaner | Jung-seon Park, Hyung Il Jeon | 2005-11-08 |
| 6842941 | Suction port assembly of vacuum cleaner | — | 2005-01-18 |
| 6823558 | Bushing seal in a vacuum cleaner brush having a floor cloth | — | 2004-11-30 |
| 6792648 | Floor cloth for use in vacuum cleaner and apparatus of vacuum cleaner for rotatably driving the floor cloth | — | 2004-09-21 |
| 6648934 | Grill assembly of a cyclone dust collecting apparatus for a vacuum cleaner | Min-Jo Choi | 2003-11-18 |
| 6623539 | Cyclone dust collecting apparatus for a vacuum cleaner | Min-Jo Choi | 2003-09-23 |
| 6357076 | Suction nozzle unit for vacuum cleaner | — | 2002-03-19 |