Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10999671 | Headphones | — | 2021-05-04 |
| 10932030 | Headphones | Yusuke Konagai | 2021-02-23 |
| 10735849 | Headphones | Yusuke Konagai | 2020-08-04 |
| 10652648 | Sound output device and control method for sound output device | — | 2020-05-12 |