Issued Patents 2025
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12188564 | Piston ring, and method for manufacturing same | Hiroki Saito, Keiji Honda | 2025-01-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12188564 | Piston ring, and method for manufacturing same | Hiroki Saito, Keiji Honda | 2025-01-07 |