Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10844466 | Hot forging steel and hot forged product | Akira Shiga, Suguru Yoshida, Manabu Kubota, Hajime Hasegawa | 2020-11-24 |
| 10597765 | Steel, carburized steel component, and method for manufacturing carburized steel component | Akira Shiga, Manabu Kubota, Hajime Hasegawa | 2020-03-24 |