Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8397494 | Exhaust device of internal combustion engine | — | 2013-03-19 |
| 8191252 | Method for producing cylinder head and cylinder head | — | 2012-06-05 |
| 7980206 | Cooling water passage structure of cylinder head | — | 2011-07-19 |
| 7757654 | Cylinder head | Toshio Itou | 2010-07-20 |