YH

Yuzuru Hamada

MC Mitsui Engineering & Shipbuilding Co.: 1 patents #166 of 496Top 35%
Overall (All Time): #3,201,646 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8147076 Beam-down type solar ray lighting device Kazuaki Ezawa, Hiroo Inoue, Takashi Kawaguchi 2012-04-03