Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D933595 | Headphone charging case | Zhou Yi, Jianfei Liu, Sen Wang | 2021-10-19 |
| 10951971 | Headphone charging case | Zhou Yi, Jianfei Liu, Sen Wang | 2021-03-16 |
| 10893351 | Headphone charging case | Zhou Yi, Jianfei Liu, Sen Wang | 2021-01-12 |