Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11043197 | Air pulse generating element and sound producing device with virtual valve | Jemm Yue Liang | 2021-06-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11043197 | Air pulse generating element and sound producing device with virtual valve | Jemm Yue Liang | 2021-06-22 |