YS

Yoshihiro Seo

KC Koyo Seiko Co.: 1 patents #363 of 749Top 50%
📍 Nara, JP: #1,800 of 2,795 inventorsTop 65%
Overall (All Time): #3,433,819 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7135053 Brittle formed product and iron-based power material and method for manufacturing these materials Masataka Ishihara, Akio Maemoto, Mitsuma Matsuda, Shouichi Kashino 2006-11-14