Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11805353 | Headphone | Atsushi Yamamoto | 2023-10-31 |
| 11765497 | Earhole-wearable sound collection device, signal processing device, and sound collection method | Kohei Asada, Shinpei Tsuchiya, Koji Nageno | 2023-09-19 |