Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7318497 | Exhaust device including a resin muffler cover and muffler protector | — | 2008-01-15 |
| 5183130 | Muffler device for motorcycle | Michio Nakamura, Tsuneo Kajikawa | 1993-02-02 |