Woo; Jung Tak
Patent Applications and Registrations
Patent applications and USPTO patent grants for Woo; Jung Tak.The latest application filed is for "rotary toothbrush".
- Woo; Jung Tak - Daejeon N/A KR
- Woo; Jung Tak - Jung-gu KR
| Patent | Date |
|---|---|
| Rotating toothbrush Grant 9,144,297 - Park , et al. September 29, 2 | 2015-09-29 |
| Rotary toothbrush Grant 9,138,303 - Park , et al. September 22, 2 | 2015-09-22 |
| Rotary toothbrush Grant 8,813,300 - Woo , et al. August 26, 2 | 2014-08-26 |
| Rotary Toothbrush App 20140020195 - PARK; Jong Chan ; et al. | 2014-01-23 |
| Rotating Toothbrush App 20130000061 - Park; Jong Chan ; et al. | 2013-01-03 |
| Rotary Toothbrush App 20120090108 - Woo; Jung Wan ; et al. | 2012-04-19 |
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