YT

Yujin Tsutsui

NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%
Overall (All Time): #3,171,452 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8511238 Steerable truck for a railway car, a railway car, and an articulated car Satoshi Kikko, Takuji Nakai 2013-08-20