Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11507207 | Multifunctional stylus and touch device | Rongqin LAN, Yun Feng | 2022-11-22 |
| 11355942 | Car charger | Rong-Qin Lan, Yun Feng | 2022-06-07 |
| 11316314 | Conductive slip ring | Yun Feng, Li Fan | 2022-04-26 |