KN

Kenichi Nakahama

AM Asahi Kasei Construction Materials: 1 patents #9 of 28Top 35%
Overall (All Time): #2,885,369 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9945088 Steel pipe pile with spiral blades, composite pile, and construction method of composite pile Yosuke Kijima, Daisuke Ito 2018-04-17