Issued Patents 2024
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12120828 | Reel mechanism and winding device for flexible copper clad laminate | Rui Pan, Hongyuan Wang, Yilan Zhang | 2024-10-15 |
| 11950048 | Sound absorption material, method of making the same and speaker box filled with the same | Zhongyang Wang, Jie Zhang | 2024-04-02 |
| 11863932 | Sound-absorbing material and speaker using same | — | 2024-01-02 |