RK

Ryutaro Kitamura

PC Polyplastics Co.: 1 patents #154 of 292Top 55%
📍 Kashihara, JP: #185 of 287 inventorsTop 65%
Overall (All Time): #4,063,968 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4311477 Bag for cultivating mushrooms Hirotsugu Masubayashi 1982-01-19