Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D934568 | Toothbrush | Youran Wang, Fan Gang Xie, Yanmei Ji | 2021-11-02 |
| D925925 | Toothbrush | Youran Wang, Fan Gang Xie, Yanmei Ji | 2021-07-27 |
GL
Guoqiang Liu
Overall (2021): #159,325 of 548,734Top 30%
2
Patents 2021