KH

Keitaro Hidani

HZ Hitachi Zosen: 1 patents #216 of 531Top 45%
Overall (All Time): #2,883,241 of 4,157,543Top 70%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9932812 Excavation status monitoring system for tunneling machine Katsuya Sasaki, Kohei Takatori, Takuya Miwa 2018-04-03