YS

Yoshiaki Seya

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #2,938,609 of 4,157,543Top 75%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9613762 Power switchgear Jun Nukaga, Yoshio Hamadate, Tomohiro Moriyama 2017-04-04