Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6117008 | Driving game machine | — | 2000-09-12 |
| 5868620 | Multidirectional switch and a driving game machine using the same | Tetsuya Wada, Satoshi Uchiyama, Takahiro Hiraoka | 1999-02-09 |
| 5772504 | Driving game machine | — | 1998-06-30 |