Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10805733 | Loudspeaker-purpose vibrating cone and loudspeaker | Kaifeng Sun, Na Liu, Yi-Lin Chen | 2020-10-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10805733 | Loudspeaker-purpose vibrating cone and loudspeaker | Kaifeng Sun, Na Liu, Yi-Lin Chen | 2020-10-13 |