Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10290181 | Attendant device and gaming machine | Junpei Sato, Yoshihiro Nagasaki | 2019-05-14 |
| 10275982 | Attendant device, gaming machine, and dealer-alternate device | Junpei Sato, Yoshihiro Nagasaki | 2019-04-30 |
| 10192399 | Operation device and dealer-alternate device | Junpei Sato, Yoshihiro Nagasaki | 2019-01-29 |