SO

Shumpei Ohtsuka

Overall (All Time): #3,328,436 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7549801 Heavy load support system Takao Arai, Kouya Watanabe 2009-06-23