SF

Sadatoshi Fukushima

SC Sumitomo Special Metals Co.: 1 patents #136 of 262Top 55%
Overall (All Time): #3,549,830 of 4,157,543Top 90%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6413457 Powder pressing apparatus, punch, method for pressing powder and method for manufacturing the punch Kazuo Noguchi 2002-07-02