Song; Hwa-gyu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Song; Hwa-gyu.The latest application filed is for "air flow sensing unit and cleaning apparatus having the same".
- Song; Hwa-gyu - Gwangju KR
- Song; Hwa-gyu - Gwangju-city KR
- Song; Hwa-Gyu - Jeonrabuk-Do KR
- Song; Hwa Gyu - Gwangsan-Gu KR
- Song, Hwa-gyu - Gwangiu-city KR
| Patent | Date |
|---|---|
| Air flow sensing unit and cleaning apparatus having the same Grant 8,567,007 - Song , et al. October 29, 2 | 2013-10-29 |
| Air Flow Sensing Unit And Cleaning Apparatus Having The Same App 20110088203 - Song; Hwa-gyu ; et al. | 2011-04-21 |
| Nozzle assembly of vacuum cleaner Grant 7,856,694 - Lee , et al. December 28, 2 | 2010-12-28 |
| Handle assembly rotatable in all directions and cleaner having the same Grant 7,854,039 - Lee , et al. December 21, 2 | 2010-12-21 |
| Suction port assembly and vacuum cleaner having the same Grant 7,716,784 - Yang , et al. May 18, 2 | 2010-05-18 |
| Vacuum cleaner Grant 7,596,829 - Song , et al. October 6, 2 | 2009-10-06 |
| Handle assembly rotatable in all directions and cleaner having the same App 20090158550 - Lee; Hyun-ju ; et al. | 2009-06-25 |
| Nozzle assembly of vacuum cleaner App 20090038110 - Lee; Sung-cheol ; et al. | 2009-02-12 |
| Suction port assembly and vacuum cleaner having the same App 20080289138 - Yang; Dong-Houn ; et al. | 2008-11-27 |
| Vacuum cleaner Grant 7,438,737 - Song , et al. October 21, 2 | 2008-10-21 |
| Flexible hose and vacuum cleaner having the same App 20080223472 - Jeon; Kyong-hui ; et al. | 2008-09-18 |
| Cyclone separating apparatus and a vacuum cleaner having the same Grant 7,410,535 - Song , et al. August 12, 2 | 2008-08-12 |
| Suction nozzle for a vacuum cleaner Grant 7,409,742 - Song , et al. August 12, 2 | 2008-08-12 |
| Cyclone dust-separating apparatus Grant 7,381,236 - Lee , et al. June 3, 2 | 2008-06-03 |
| Fan assembly for vacuum cleaner Grant 7,334,987 - Oh , et al. February 26, 2 | 2008-02-26 |
| Suction brush assembly and a vacuum cleaner having the same Grant 7,334,291 - Song , et al. February 26, 2 | 2008-02-26 |
| Cyclonic cleaner App 20070144116 - Hong; Seung Gee ; et al. | 2007-06-28 |
| Fan assembly for vacuum cleaner App 20070122276 - Oh; Hyun-jun ; et al. | 2007-05-31 |
| Fan assembly for vacuum cleaner App 20070122277 - Oh; Hyun-jun ; et al. | 2007-05-31 |
| Suction nozzle for a vacuum cleaner App 20070089263 - Song; Hwa-gyu ; et al. | 2007-04-26 |
| Suction brush for a vacuum cleaner App 20070074371 - Song; Hwa-gyu ; et al. | 2007-04-05 |
| Suction brush of vacuum cleaner App 20070067946 - Song; Hwa-gyu ; et al. | 2007-03-29 |
| Vacuum cleaner App 20060260091 - Song; Hwa-gyu ; et al. | 2006-11-23 |
| Motor assembly and vacuum cleaner having the same App 20060257269 - Lee; Sung-cheol ; et al. | 2006-11-16 |
| Motor assembly and vacuum cleaner having the same App 20060254022 - Oh; Hyun-jun ; et al. | 2006-11-16 |
| Vacuum cleaner impeller and motor assembly App 20060127240 - Lee; Sung-cheol ; et al. | 2006-06-15 |
| Robot vacuum cleaner with air agitation Grant 7,059,012 - Song , et al. June 13, 2 | 2006-06-13 |
| Suction port assembly of vacuum cleaner App 20060093501 - Lee; Hyun-Ju ; et al. | 2006-05-04 |
| Cyclone dust-separating apparatus App 20060080947 - Lee; Hyun-Ju ; et al. | 2006-04-20 |
| Vacuum cleaner App 20060048487 - Song; Hwa Gyu ; et al. | 2006-03-09 |
| Cyclone separating apparatus and a vacuum cleaner having the same App 20060037479 - Song; Hwa-gyu ; et al. | 2006-02-23 |
| Suction brush assembly and a vacuum cleaner having the same App 20050223522 - Song, Hwa-gyu ; et al. | 2005-10-13 |
| Robot vacuum cleaner with air agitation App 20030192144 - Song, Jeong-Gon ; et al. | 2003-10-16 |
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