Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11776511 | Keyboard device | Yukihide Takata, Hitoshi Sato, Mutsuo Sawada | 2023-10-03 |
| 11776512 | Keyboard device | Hitoshi Sato, Yukihide Takata, Mutsuo Sawada | 2023-10-03 |
| 11538444 | Keyboard apparatus and key guiding method | Mutsuo Sawada, Hitoshi Sato | 2022-12-27 |