Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10419845 | Headphones and speaker unit | Akira Tamadera, Takashi Ouchi | 2019-09-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10419845 | Headphones and speaker unit | Akira Tamadera, Takashi Ouchi | 2019-09-17 |