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Tatusabu Tsukamoto

Overall (All Time): #1,022,889 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8079398 Blind — 2011-12-20
8038189 Tool for picking and carrying dog dung — 2011-10-18
7735886 Tool for picking and carrying dog dung — 2010-06-15
7544083 Electric plug — 2009-06-09
4920614 Clamping device — 1990-05-01