Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701860 | Decompressor for an internal combustion engine | Hiroshi Horiuchi, Takeshi Ushikoshi | 1997-12-30 |
| 5582145 | Four-stroke-cycle engine | Shigemitsu Aizawa, Naohiro Maruyama | 1996-12-10 |