Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6916242 | Game system, game control method, and computer-readable storage medium | Takaaki Inoue | 2005-07-12 |
| 6080061 | Game machine for randomly selected information comparison with sets of selected, randomly selected and correlated information | Katsuhiko Watanabe, Masanori Suganuma, Yoshihito Kato, Takashi Yamaguchi, Hayato Mizue | 2000-06-27 |