Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4696267 | Cylinder block structure for internal combustion engine | Hiroichi Takubo, Toshinobu Ito | 1987-09-29 |
| 4690111 | Bearing arrangements for balancing shafts of internal combustion engines | Hiroichi Takubo, Toshinobu Ito | 1987-09-01 |