YK

Yuji KUMA

NC Nippon Steel Chemical: 1 patents #96 of 184Top 55%
Overall (All Time): #2,463,959 of 4,157,543Top 60%
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Patent #TitleCo-InventorsDate
12428699 Austenitic stainless steel foil Mitsuharu Yonemura, Keiichi Kimura, Takuya HIRAGA 2025-09-30