Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10808304 | Steel for induction hardening | Yutaka Neishi, Akira Shiga | 2020-10-20 |
| 10801091 | Steel for induction hardening | Akira Shiga, Yutaka Neishi | 2020-10-13 |
| 10793937 | Steel for induction hardening | Toshiharu Aiso, Suguru Yoshida | 2020-10-06 |