Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11849269 | Loudspeaker unit, electronic device, and mobile body apparatus | Goro Tsuchiya, Hidetoshi ASADA, Takayuki Dan | 2023-12-19 |
| 11582557 | Speaker diaphragm, speaker, speaker diaphragm manufacturing method, electronic device, and mobile body apparatus | Tetsuya KOYANAGI, Tetsushi Itano, Kazuaki Nishimura, Makoto Kurozawa, Hiroki Sano | 2023-02-14 |