Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10698649 | Operation switch unit and game machine | Hiroyuki Onitsuka, Takahiro Ono, Masaaki Sumi | 2020-06-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10698649 | Operation switch unit and game machine | Hiroyuki Onitsuka, Takahiro Ono, Masaaki Sumi | 2020-06-30 |