YH

Yukio Hamaguchi

HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
Overall (All Time): #3,720,778 of 4,157,543Top 90%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5651098 Planning method and system Haruki Inoue, Mayumi Mizutani, Hideo Yoshida, Hitoshi Onizawa, Kenichi Nakamura +1 more 1997-07-22