Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7090577 | Race game system and method of entry | Narito Serizawa, Manabu Washio | 2006-08-15 |
| 6632138 | Game apparatus, game processing method, game execution method, and game system | Narito Serizawa, Manabu Washio | 2003-10-14 |