Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10876494 | Cylinder liner, block manufacturing method and cylinder liner manufacturing method | Akira Sato | 2020-12-29 |
| 10596624 | Cast-iron cylindrical member and composite structure | Akira Sayama, Akira Sato, Kazuki Seino, Katsuya OKUDA, Tomoki Takiguchi | 2020-03-24 |