Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D706035 | Toothbrush | Wen Jin Xi, Ting Yan | 2014-06-03 |
| D664359 | Toothbrush | Wen Jin Xi, Ting Yan | 2012-07-31 |
HQ
Hao Qing
Overall (All Time): #2,051,871 of 4,157,543Top 50%
2
Patents All Time