Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7591727 | Rotation structure of operating member for game machine, and video game device | Yuji Tamura | 2009-09-22 |
| 7328900 | Impact simulator actuating restraint belt using belt path displacing member and game apparatus including the impact simulator | Tomohisa Tanaka, Satoru Yoshida | 2008-02-12 |
| D463502 | Game machine | Takaaki Ishii, Tomohisa Tanaka | 2002-09-24 |
| 6422945 | Target hitting game machine | Katsunori Okita, Tadasu Kitae, Kazutaka Kubota, Yuuki Harano, Satoru Yoshida +1 more | 2002-07-23 |
| D455792 | Game machine | Yoshitsugu Isetani, Hiroyuki Muraki, Toru Takeda, Shinya Ishida, Katsunori Okita | 2002-04-16 |
| D445838 | Game machine | Takaaki Ishii, Shinya Ishida | 2001-07-31 |
| 5951018 | Simulative driving game machine | — | 1999-09-14 |
| D411258 | Game machine | Yoshitsugu Isetani, Satoshi Uchiyama, Manabu Akita, Katsunori Okita | 1999-06-22 |