KN

Kazunori Niiya

NC Nippon Kokan Co.: 1 patents #290 of 735Top 40%
📍 Fukuyama, JP: #292 of 471 inventorsTop 65%
Overall (All Time): #4,004,003 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4619442 Cooling box for steel making furnaces Michinori Hattori 1986-10-28