Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666409 | Dealing board | Junichi Tanji, Fumiyoshi Oono, Takuya Ishida, Toshimi Akimoto, Tomonobu Watanabe +3 more | 1997-09-09 |
| 5661793 | Key unit | Junichi Tanji, Fumiyoshi Oono, Takuya Ishida, Toshimi Akimoto, Tomonobu Watanabe +3 more | 1997-08-26 |
| 5418850 | Dealing board | Junichi Tanji, Fumiyoshi Oono, Takuya Ishida, Toshimi Akimoto, Tomonobu Watanabe +3 more | 1995-05-23 |