Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D959557 | Amusement game machine | Tsuyoshi Sakai, Takafumi SHIRAI, Hiroki Nakamura, Yumeto Tsukada | 2022-08-02 |
| D754796 | Controller for game machine | Tsuyoshi Sakai, Jun Arai, Kiwamu Nakamura, Shoichiro Akamatsu | 2016-04-26 |
| D754258 | Controller for game machine | Tsuyoshi Sakai, Jun Arai, Kiwamu Nakamura, Shoichiro Akamatsu | 2016-04-19 |
| D753234 | Game machine | Tsuyoshi Sakai, Jun Arai, Kiwamu Nakamura, Shoichiro Akamatsu | 2016-04-05 |
| D753233 | Chassis for game machine | Tsuyoshi Sakai, Jun Arai, Kiwamu Nakamura, Shoichiro Akamatsu | 2016-04-05 |
| D753231 | Chassis for game machine | Tsuyoshi Sakai, Jun Arai, Kiwamu Nakamura, Shoichiro Akamatsu | 2016-04-05 |
| D753232 | Chassis for game machine | Tsuyoshi Sakai, Jun Arai, Kiwamu Nakamura, Shoichiro Akamatsu | 2016-04-05 |