Issued Patents All Time
Showing 26–50 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8505158 | Cleaning apparatus and dust collecting method using the same | Myeong Ho Kim, Kyoung Woun Kim, Joo-sung Moon, Hak-bong Lee | 2013-08-13 |
| 8205294 | Vacuum cleaner having suction path switching unit | See-hyun Kim, Joung-soo Park, Byung-jo Lee, Tae-gwang Kim | 2012-06-26 |
| 8186008 | Agitator and suction nozzle for vacuum cleaner having the same | Joung-soo Park, Byung-jo Lee, Tae-gwang Kim, See-hyun Kim | 2012-05-29 |
| 8172932 | Connecting tube having dust sensing function for use in vacuum cleaner | Jang-keun Oh, Min-ha Kim, Jin-gon Lee, Seung-Yong Cha | 2012-05-08 |
| 8048180 | Dual cyclone dust-collecting apparatus vacuum cleaner | Jang-keun Oh | 2011-11-01 |
| 7879142 | Cyclone dust collector and vacuum cleaner | Joung-soo Park, Byung-jo Lee, Tae-gwang Kim, See-hyun Kim | 2011-02-01 |
| 7862637 | Multi-cyclone dust separator | Joung-soo Park, Byung-jo Lee, Tae-gwang Kim, See-hyun Kim, Sung-Soo Ahn | 2011-01-04 |
| 7806950 | Dust separating apparatus of vacuum cleaner | Jang-keun Oh | 2010-10-05 |
| 7785381 | Dust collecting apparatus with combined compacting and filter cleaning for a vacuum cleaner | Jang-keun Oh, Hyoun-Soo Kim | 2010-08-31 |
| 7776115 | Multi cyclone dust-separating apparatus of vacuum cleaner | Jang-keun Oh, Min-ha Kim | 2010-08-17 |
| 7749296 | Cyclone dust-separating apparatus of vacuum cleaner | Jang-keun Oh, Seung-Yong Cha | 2010-07-06 |
| 7722693 | Cyclone dust collecting apparatus for vacuum cleaner | Dong-hun Yoo, Jang-keun Oh | 2010-05-25 |
| 7678166 | Cyclone dust collecting apparatus for vacuum cleaner | Dong-hun Yoo, Jang-keun Oh | 2010-03-16 |
| 7604674 | Dust separating apparatus | Jang-keun Oh, Min-ha Kim | 2009-10-20 |
| 7582129 | Multi-cyclone dust separating apparatus | Min-ha Kim, Jang-keun Oh | 2009-09-01 |
| 7562414 | Dust sensing unit for use in vacuum cleaner | Jang-keun Oh, Min-ha Kim, Jin-gon Lee, Seung-Yong Cha | 2009-07-21 |
| 7555808 | Vacuum cleaner having a cyclone dust collecting apparatus | Jang-keun Oh, Ki-man Kim, Kyong-hui Jeon | 2009-07-07 |
| 7547351 | Multi cyclone dust collector for a vacuum cleaner | Jang-keun Oh, Tak-soo Kim | 2009-06-16 |
| 7547338 | Multi dust-collecting apparatus | Min-ha Kim, Jang-keun Oh | 2009-06-16 |
| 7537625 | Multi cyclone dust separating apparatus | Jang-keun Oh | 2009-05-26 |
| 7534279 | Multi-cyclone dust collecting apparatus | Jang-keun Oh | 2009-05-19 |
| 7501002 | Cyclone dust separator and a vacuum cleaner having the same | Jang-keun Oh | 2009-03-10 |
| 7497899 | Cyclone dust collecting apparatus | Jang-keun Oh, Ji-won Seo | 2009-03-03 |
| 7494523 | Multi-cyclone dust separator | Jang-keun Oh | 2009-02-24 |
| 7473289 | Multi-cyclone apparatus and vacuum cleaner having the same | Jang-keun Oh | 2009-01-06 |