YH

Yasutaka Hirao

DC Dainichi-Nippon Cables: 1 patents #21 of 64Top 35%
Overall (All Time): #4,012,800 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4509104 High temperature resistant lighting device Koichi Suzuki, Seiroku Oose, Yuzo So 1985-04-02