NY

Naoyoshi Yamago

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #4,054,325 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4392751 Damped bearing device Michiaki Ida, Noriaki Hagiwara, Masahiro Yoshioka, Katsuaki Kikuchi 1983-07-12