YN

Yasumasa Nakanishi

IH Ihi: 1 patents #624 of 1,178Top 55%
Overall (All Time): #3,246,290 of 4,157,543Top 80%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7921495 Corner joint structure for bridge pier and method of producing the same Koutarou Inose, Hiroto Yamaoka, Isao Kawaguchi 2011-04-12