Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6789521 | Valve system for engine | Atsushi Sawabuchi | 2004-09-14 |
| 6725958 | Snowmobile | Mamoru Atsuumi | 2004-04-27 |
| 6715460 | Lubrication system for snowmobile engine | Mamoru Atsuumi | 2004-04-06 |