Issued Patents 2016
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D763222 | In-ear headphone device having a headphone housing made of titanium alloy | Changzhi Yao | 2016-08-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D763222 | In-ear headphone device having a headphone housing made of titanium alloy | Changzhi Yao | 2016-08-09 |