Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11601538 | Headset having right- and left-ear sound output units with through-holes formed therein | Hiroshi Hosoi, Yoji Hosoi | 2023-03-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11601538 | Headset having right- and left-ear sound output units with through-holes formed therein | Hiroshi Hosoi, Yoji Hosoi | 2023-03-07 |