Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10087513 | Piston ring and manufacturing method therefor | Takuya OZAKI | 2018-10-02 |
| 9993821 | Small solenoid valve | Naoya Asai | 2018-06-12 |
| 9863534 | Hard carbon coating film | Takuya OZAKI | 2018-01-09 |