KA

Kazushige Arimochi

SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
Overall (All Time): #3,899,156 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4912295 Butt welding method Kazumi Isaka, Takao Taka 1990-03-27