SK

Shin Kurasawa

DC Dowa Mining Co.: 1 patents #157 of 324Top 50%
Overall (All Time): #3,693,634 of 4,157,543Top 90%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5795538 Apparatus for steel hardening and process therefor Fumitaka Abukawa, Hitoshi Goi, Masahiko Watanabe, Hirofumi Kamisugi 1998-08-18