Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11798572 | Method and apparatus for improving signal-to-noise ratio of microphone signal | Jiaxiang Liao, Chaofan Zeng | 2023-10-24 |
| D990893 | Cleaning brush | — | 2023-07-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11798572 | Method and apparatus for improving signal-to-noise ratio of microphone signal | Jiaxiang Liao, Chaofan Zeng | 2023-10-24 |
| D990893 | Cleaning brush | — | 2023-07-04 |