Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7546818 | Internal combustion engine with wind exhaust duct and vehicle mounted with internal combustion engine | Shuji Hirayama, Masato Takamuro, Yuichiro Morikawa, Masashi Kanezuka | 2009-06-16 |