RK

Ryuta Kumano

YK Ykk: 1 patents #472 of 845Top 60%
Overall (All Time): #3,047,069 of 4,157,543Top 75%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9003614 Slider for slide fastener Takanori Ozawa, Keiichi Keyaki 2015-04-14