Cho; Yun Sang
Patent Applications and Registrations
Patent applications and USPTO patent grants for Cho; Yun Sang.The latest application filed is for "multi-directional toothbrush for protective teeth".
- Cho; Yun Sang - Seoul KR
- Cho; Yun-Sang - Gwangju Metropolitan City KR
| Patent | Date |
|---|---|
| Multi-directional toothbrush for protective teeth Grant 7,676,875 - Cho March 16, 2 | 2010-03-16 |
| Multi-directional Toothbrush For Protective Teeth App 20090056045 - Cho; Yun Sang | 2009-03-05 |
| Cupping Jar With Lamp App 20080051826 - Cho; Yun-Sang | 2008-02-28 |
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