Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11085123 | Anode, preparation method and use thereof, ozone generating system, and dental scaler | Qing Zhang, Xiaowen Liu, Gang Wang, Jinfeng Li, Gang Zhou | 2021-08-10 |
| D914198 | Handheld smart oral irrigator | Jinfeng Li, Gang Wang, Qing Zhang, Xiaowen Liu | 2021-03-23 |
| D907195 | Handheld smart oral irrigator | Jinfeng Li, Gang Wang, Qing Zhang, Xiaowen Liu | 2021-01-05 |