Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11072241 | Knob device for vehicle | Yingming Qin | 2021-07-27 |
| 10926713 | Knob device for vehicle | Yingming Qin | 2021-02-23 |
| 10932073 | Method and system for measuring total sound pressure level of noise, and computer readable storage medium | Yingming Qin, Zheng Xiang | 2021-02-23 |