Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5990644 | Motor drive circuit | Misao Furuya | 1999-11-23 |
| 5924927 | Racing game apparatus | Isao Uehara | 1999-07-20 |
| 5692985 | Chain assembly with varying track levels | Takashi Hirata | 1997-12-02 |
| 5690197 | Power supply device for supplying a drive power to a movable object | Masanori Suganuma, Kohji Okamoto | 1997-11-25 |
| 5688175 | Game machine | Yuichiro Sagawa | 1997-11-18 |
| 5501455 | Racing game machine with varying track levels | Takashi Hirata | 1996-03-26 |