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Hirotada Katoh

NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
Overall (All Time): #4,096,396 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4288492 Insulating coating compositions applied on electrical steel sheets Yoshitaka Hiromae, Kazuo Nakamura, Toshiya Wada 1981-09-08