Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11399227 | Wireless earphone charger, wireless earphone and wireless earphone system | Kazuhiro Onizuka, Yasuyuki Morimoto | 2022-07-26 |
| D948483 | Earphone | Daisuke Yoneyama, Naoto Nakamura | 2022-04-12 |