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Yoji Yoshikawa

CC Citizen Watch Co.: 1 patents #668 of 1,225Top 55%
📍 Nishitokyo, JP: #176 of 277 inventorsTop 65%
Overall (All Time): #3,993,022 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4579639 Method of sensing the amount of a thin film deposited during an ion plating process Mitsugu Enomoto, Masao Koshi 1986-04-01