Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11488570 | Sound adsorbing material and speaker box | Hongshu Feng, Kun Tang, Hezhi Wang | 2022-11-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11488570 | Sound adsorbing material and speaker box | Hongshu Feng, Kun Tang, Hezhi Wang | 2022-11-01 |