Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5207188 | Cylinder for multi-cylinder type engine | Kenichi Harashina | 1993-05-04 |
| 5199390 | Cylinder liner | Kenichi Harashina | 1993-04-06 |
| 5189992 | Cylinder liner | Kenichi Harashina | 1993-03-02 |
| 5176113 | Cylinder liner | Kenichi Harashina | 1993-01-05 |