Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D932472 | Pair of earphones with charging box | Tao Wang, Ningning Li | 2021-10-05 |
HF
Hongguang Feng
Overall (2021): #431,360 of 548,734Top 80%
1
Patents 2021