Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7997383 | Vehicle exhaust system | Itsurou Hagiwara | 2011-08-16 |
| 7766123 | Vehicle exhaust system | Itsurou Hagiwara | 2010-08-03 |
| 7549510 | Vehicle exhaust system | Itsurou Hagiwara | 2009-06-23 |
| 6990940 | Engine starting device and saddle-type traveling vehicle | — | 2006-01-31 |