Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10785586 | Sound-absorbing material, sound-absorbing particle and speaker module manufacturing process, particle and module | Xiaodong Cao | 2020-09-22 |
| 10567869 | Sound-absorbing component and speaker module applying the sound-absorbing component | Xiaodong Cao | 2020-02-18 |