Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1094682 | Handheld fan | — | 2025-09-23 |
| 12335705 | Speaker | Dijiang Tong, Yajian Zheng | 2025-06-17 |
| 12192728 | Sound device | Dijiang Tong, Yajian Zheng | 2025-01-07 |
| 11076239 | Sound generator | — | 2021-07-27 |
| 10028042 | Speaker and speaker box | Xin Jin | 2018-07-17 |
| 9986340 | Loudspeaker | — | 2018-05-29 |