Issued Patents All Time
Showing 1–4 of 4 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 |
| 10344363 | Hot-rolled steel and steel component | Suguru Yoshida, Shinya Teramoto, Akira Shiga, Manabu Kubota, Hajime Hasegawa | 2019-07-09 |
| 10144057 | Method for manufacturing forged steel roll | Hirofumi Onishi, Akihiro Yamanaka, Tomoaki Sera, Hideyoshi Yamaguchi | 2018-12-04 |