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Ryoichi Watanabe

TK Toshiba Kikai: 1 patents #1 of 10Top 10%
📍 Toyohashi, JP: #6 of 18 inventorsTop 35%
Overall (1982): #32,313 of 81,411Top 40%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4362291 Metal mold for molding hollow article having inwardly tapered side wall Yasukiyo Fuke 1982-12-07