RA

Ryo Arao

JS Jfe Steel: 1 patents #121 of 279Top 45%
Overall (2022): #277,955 of 548,613Top 55%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11326238 Steel material for high heat input welding Yuki Toji, Akio Ohmori, Koichi Nakashima, Katsuyuki Ichimiya, Kazukuni Hase 2022-05-10