Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D892771 | Earmuff for an in-ear headphone | Zhifeng Zhao, En Pan, Xianchun Zhang | 2020-08-11 |
SH
Shiyang Hong
Overall (2020): #277,047 of 565,922Top 50%
1
Patents 2020