Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6463859 | Game machine system | Tetsuo Tsuchiya, Tatsuya Yamazaki | 2002-10-15 |
| 5127657 | Amusement system | Keiji Mochino | 1992-07-07 |
| 4976438 | Multi-player type video game playing system | Koichi Tashiro, Takashi Sano, Kosei Matsuura, Hajime Nakatani | 1990-12-11 |