RY

Ryozo Yamane

IC Idemitsu Kosan Co.: 1 patents #699 of 1,237Top 60%
📍 Funabashi, JP: #699 of 1,104 inventorsTop 65%
Overall (All Time): #3,919,597 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4800013 Refrigerator oil composition Takashi Kurihara, Hiroshi Kaise, Takeo Komatsubara, Takashi Sunaga 1989-01-24