Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10979798 | Headphone with a headband guiding mechanism | Mads Schenstrøm Stefansen, Libra Su, Silas Zhang | 2021-04-13 |
| 10972828 | Headphone with a headband friction mechanism | Mads Schenstrøm Stefansen, Libra Su, Silas Zhang | 2021-04-06 |