YS

Yoshimasa Sugiura

HC Hitachi Sumitomo Heavy Industries Construction Crane Co.: 1 patents #3 of 10Top 30%
📍 Amuru, UG: #325 of 499 inventorsTop 70%
Overall (All Time): #3,278,102 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7658293 Installation device for counterweight Kazunori Yamamoto, Koji Yamagata 2010-02-09