YS

Yoshio Sone

OV Osaka Vacuum: 1 patents #5 of 15Top 35%
Overall (All Time): #3,244,332 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7909583 Pump apparatus and pump unit thereof Hiroshi Sugimoto, Tetsuro Ohbayashi 2011-03-22