Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D860653 | Toothbrush | Yanmei Ji, Bo Zhang, Kai Zhang, Guangsheng Guo | 2019-09-24 |
WX
Wenjin Xi
Overall (2019): #225,012 of 560,194Top 45%
1
Patents 2019