HY

Hideyoshi Yamaguchi

NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%
Overall (All Time): #2,920,827 of 4,157,543Top 75%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10144057 Method for manufacturing forged steel roll Hirofumi Onishi, Akihiro Yamanaka, Hideo MIZUKAMI, Tomoaki Sera 2018-12-04