KY

Keiji Yokoyama

SP Smorgon Steel Litesteel Products Pty: 1 patents #5 of 5Top 100%
Overall (All Time): #3,207,688 of 4,157,543Top 80%
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Patent #TitleCo-InventorsDate
8181423 Beam Ross John Bartlett, Ross Ian Dempsey, Russell Lambert Watkins, Alexander Noller 2012-05-22