HY

Hisao Yasumura

NC Nisshin Steel Co.: 1 patents #240 of 514Top 50%
📍 Dahe, CN: #50 of 100 inventorsTop 50%
Overall (All Time): #3,856,299 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5135588 Soft-magnetic nickel-iron-chromium alloy for magnetic cores Takuji Okiyama, Takuji Hara, Yutaka Kawai 1992-08-04