Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7303508 | Training equipment | Motoki Toyama, Kojiro Minami, Hirofumi Nagao, Takuya Nakano | 2007-12-04 |
| 6276682 | Air hockey game apparatus | Akihisa Yamashita, Kojiro Minami, Hideki Kotani, Yusuke Fujimoto, Hajime Dohki | 2001-08-21 |
| D446251 | Game machine | Makiko Otomi, Shingo Onkoshi | 2001-08-07 |
| 6234476 | Air hockey game apparatus | Akihisa Yamashita, Kojiro Minami, Hideki Kotani, Yusuke Fujimoto, Hajime Dohki | 2001-05-22 |
| D406182 | Operating apparatus for a game machine | Noriyoshi Chikui | 1999-02-23 |