Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10914380 | Piston and piston ring for internal combustion engine | Yoshitaka Watanabe, Kazuki Sato | 2021-02-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10914380 | Piston and piston ring for internal combustion engine | Yoshitaka Watanabe, Kazuki Sato | 2021-02-09 |