Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11017749 | Touch weight adjustment mechanism for keyboard device | Hanayo Tsuzuku, Yasushi Terai | 2021-05-25 |
| 10847130 | Keyboard device including link mechanism | Yasushi Terai, Anton Nikitin, Hideyuki Ishida | 2020-11-24 |