Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10684700 | Keyboard threshold change apparatus and keyboard | Yuichi Toyosawa | 2020-06-16 |
| 10671183 | Keyboard device | Yuichi Toyosawa | 2020-06-02 |
| 10661537 | Biaxially drawn colored polyester film for laminating metal sheet | Shinichiro Okada | 2020-05-26 |