Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11466349 | Spheroidal graphite cast iron | Takumi Hijii, Yoshimasa Ureshino, Hitoshi Sakuma, Zhong-zhi Zhang | 2022-10-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11466349 | Spheroidal graphite cast iron | Takumi Hijii, Yoshimasa Ureshino, Hitoshi Sakuma, Zhong-zhi Zhang | 2022-10-11 |