Cha; Hyo Sook
Patent Applications and Registrations
Patent applications and USPTO patent grants for Cha; Hyo Sook.The latest application filed is for "agitator and agitating hook provided therein".
- Cha; Hyo Sook - Daejeon KR
- Cha; Hyo Sook - Dong-gu KR
| Patent | Date |
|---|---|
| Agitator and agitating hook provided therein Grant 9,144,776 - Choo , et al. September 29, 2 | 2015-09-29 |
| Agitator And Agitating Hook Provided Therein App 20150131407 - CHOO; Yeon Seok ; et al. | 2015-05-14 |
| Agitator and agitating hook provided therein Grant 8,961,001 - Choo , et al. February 24, 2 | 2015-02-24 |
| Apparatus having sweeping impeller for mixing viscous material Grant 8,398,293 - Kim , et al. March 19, 2 | 2013-03-19 |
| Agitator And Agitating Hook Provided Therein App 20120327740 - Choo; Yeon Seok ; et al. | 2012-12-27 |
| Apparatus for mixing viscous material App 20070159919 - Kim; In-Seon ; et al. | 2007-07-12 |
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