Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9729971 | Stereo earphone | Hiroshi Hosoi, Yoji Hosoi, Masahide Tanaka | 2017-08-08 |
| 9716782 | Mobile telephone | Hiroshi Hosoi, Yoji Hosoi, Masahide Tanaka | 2017-07-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9729971 | Stereo earphone | Hiroshi Hosoi, Yoji Hosoi, Masahide Tanaka | 2017-08-08 |
| 9716782 | Mobile telephone | Hiroshi Hosoi, Yoji Hosoi, Masahide Tanaka | 2017-07-25 |