Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12293754 | Active noise control method and system for headphone | Qian Li, Zhicong Wang | 2025-05-06 |
| 12273675 | Leakage compensation method and system for headphone | Qian Li, Zhicong Wang | 2025-04-08 |