Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10750288 | Speaker with hidden folding ring | Zhi Chen | 2020-08-18 |
| 10587958 | Suspension for moving-coil loudspeaker and loudspeaker | Yu Bing Zhan, Hong Xie | 2020-03-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10750288 | Speaker with hidden folding ring | Zhi Chen | 2020-08-18 |
| 10587958 | Suspension for moving-coil loudspeaker and loudspeaker | Yu Bing Zhan, Hong Xie | 2020-03-10 |