Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6224484 | Progressive gaming system | Koichi Ozaki, Takashi Yamaguchi, Keiichi Yoshida, Junichi SASA | 2001-05-01 |
| 5967894 | Gaming apparatus and method that indicates odds for winning card hands | Yoshihiro Kinoshita, Isao Matsuoka | 1999-10-19 |