Issued Patents All Time
Showing 76–100 of 169 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7537625 | Multi cyclone dust separating apparatus | Jung-gyun Han | 2009-05-26 |
| 7534279 | Multi-cyclone dust collecting apparatus | Jung-gyun Han | 2009-05-19 |
| 7519511 | Method for measuring quantity of usage of CPU | Sang Ho Lee | 2009-04-14 |
| 7501002 | Cyclone dust separator and a vacuum cleaner having the same | Jung-gyun Han | 2009-03-10 |
| 7497899 | Cyclone dust collecting apparatus | Jung-gyun Han, Ji-won Seo | 2009-03-03 |
| 7494523 | Multi-cyclone dust separator | Jung-gyun Han | 2009-02-24 |
| 7473289 | Multi-cyclone apparatus and vacuum cleaner having the same | Jung-gyun Han | 2009-01-06 |
| 7470299 | Multi-cyclone dust separator and a vacuum cleaner using the same | Jung-gyun Han, Min-ha Kim | 2008-12-30 |
| 7462212 | Cyclone dust separating apparatus for vacuum cleaner and vacuum cleaner having the same | Jung-gyun Han, Min-ha Kim | 2008-12-09 |
| 7429284 | Cyclone dust collecting apparatus | Sung-cheol Lee | 2008-09-30 |
| 7419521 | Dust collecting apparatus for a vacuum cleaner | Jung-gyun Han | 2008-09-02 |
| 7416575 | Cyclone dust collecting apparatus | Chul-Heung Kim | 2008-08-26 |
| 7412750 | Floorcloth attached suction brush for vacuum cleaner | — | 2008-08-19 |
| 7412354 | Method for measuring quantity of usage of CPU | Sang Ho Lee | 2008-08-12 |
| 7410517 | Dust-separating apparatus for vacuum cleaner | Jung-gyun Han | 2008-08-12 |
| 7407524 | Cyclone dust-collecting apparatus and a vacuum cleaner having the same | Jung-gyun Han | 2008-08-05 |
| 7395579 | Cyclone dust collecting device and vacuum cleaner having the same | — | 2008-07-08 |
| 7381247 | Cyclone dust collecting device for vacuum cleaner | Jung-gyun Han, Min-ha Kim | 2008-06-03 |
| 7381233 | Dust collecting apparatus for vacuum cleaner | Min-ha Kim | 2008-06-03 |
| 7380308 | Vacuum cleaner | Ki-man Kim, Kyoung-woung Kim, Jung-gyun Han | 2008-06-03 |
| 7381248 | Cyclone dust-separating apparatus with discharge electrodes | Min-ha Kim, Jung-gyun Han | 2008-06-03 |
| 7381234 | Dust collecting apparatus for vacuum cleaner | — | 2008-06-03 |
| 7377953 | Cyclone dust collecting apparatus having contaminants counterflow prevention member | — | 2008-05-27 |
| 7361200 | Cyclone dust separating apparatus and vacuum cleaner having the same | Jung-gyun Han | 2008-04-22 |
| 7335241 | Cyclone vessel dust collector and vacuum cleaner having the same | Yun-sup Hwang | 2008-02-26 |