TS

Takashi Sumigama

NC Nippon Kokan Co.: 1 patents #290 of 735Top 40%
Overall (All Time): #4,014,484 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4515350 Simultaneous multi-point sounding apparatus Yoichi Shibata, Ryosuke Kimura, Masaro Izumi 1985-05-07