Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6334415 | Valve timing variation device | Makoto Yamauchi, Mutsuo Sekiya | 2002-01-01 |
| 6173688 | Valve timing variation device | Makoto Yamauchi, Mutsuo Sekiya | 2001-01-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6334415 | Valve timing variation device | Makoto Yamauchi, Mutsuo Sekiya | 2002-01-01 |
| 6173688 | Valve timing variation device | Makoto Yamauchi, Mutsuo Sekiya | 2001-01-16 |