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Yukihiro Nakayama

HC Hitachi Powdered Metals Co.: 1 patents #113 of 246Top 50%
Overall (All Time): #3,395,134 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7264871 Health promoting appliance Zenzo Ishijima, Toshikazu Takehana, Takashi Matsumura 2007-09-04