TO

Tadao Osuka

SC Sumitomo Construction Machinery Co.: 1 patents #46 of 89Top 55%
SI Sumitomo Heavy Industries: 1 patents #424 of 917Top 50%
Overall (All Time): #3,175,146 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8532855 Hybrid construction machine Masato Koga, Hiroso Shono, Takashi Kubo 2013-09-10