Issued Patents 2011
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8032981 | Vacuum cleaner | — | 2011-10-11 |
| 8011061 | Nozzle assembly of vacuum cleaner | — | 2011-09-06 |
| 7979953 | Vacuum cleaner | — | 2011-07-19 |
| 7981181 | Cyclone dust-separating apparatus and cleaner having the same | — | 2011-07-19 |
| 7950104 | Vacuum cleaner having dust-separating apparatus with shutter unit | — | 2011-05-31 |
| 7937802 | Vacuum cleaner for use in both upright form and canister form | Jeong-hee Cho, Myoung-sun Choung, Yun Hee Park, Il-du Jung | 2011-05-10 |
| 7934286 | Upright vacuum cleaner with a single frame support for a separable cleaner body | Ji Ho Seo | 2011-05-03 |
| 7930797 | Suction brush assembly capable of automatic height adjustment | — | 2011-04-26 |
| 7926143 | Vacuum cleaner | — | 2011-04-19 |
| 7879120 | Vacuum cleaner | Ji Ho Seo, Min-ha Kim | 2011-02-01 |