Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11057699 | Speaker device and area reproduction apparatus | Atsushi Sakaguchi | 2021-07-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11057699 | Speaker device and area reproduction apparatus | Atsushi Sakaguchi | 2021-07-06 |