Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9918157 | Headphone type acoustic apparatus and control method therefor | Jo Kamada, Asako Kawamura, Yasuhiro Onogi | 2018-03-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9918157 | Headphone type acoustic apparatus and control method therefor | Jo Kamada, Asako Kawamura, Yasuhiro Onogi | 2018-03-13 |