RA

Ryo Arao

JS Jfe Steel: 1 patents #825 of 1,401Top 60%
Overall (All Time): #2,653,841 of 4,157,543Top 65%
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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