Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10670147 | Sliding member and piston ring | Kazuya Kameda, Hiroshi Maruyama, Takuma Sekiya | 2020-06-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10670147 | Sliding member and piston ring | Kazuya Kameda, Hiroshi Maruyama, Takuma Sekiya | 2020-06-02 |