Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D892771 | Earmuff for an in-ear headphone | Zhifeng Zhao, Xianchun Zhang, Shiyang Hong | 2020-08-11 |
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Overall (All Time): #2,808,934 of 4,157,543Top 70%
1
Patents All Time