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Yutaro Kameyama

Ngk Spark Plug Co.: 1 patents #959 of 1,594Top 65%
📍 Ebeye: #2,730 of 4,528 inventorsTop 65%
Overall (All Time): #3,632,121 of 4,157,543Top 90%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6139904 Method of making a printed board Kozo Yamasaki, Osamu Hisada, Katsuhiko Hasegawa, Naoki Kito, Satoshi Hirano 2000-10-31