RY

Ryoichi Yamabe

DK Denki Kagaku Kogyo: 1 patents #291 of 655Top 45%
Overall (All Time): #3,674,349 of 4,157,543Top 90%
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Patent #TitleCo-InventorsDate
5709956 Co-extruded multilayer laminate Tomoyuki Nara, Toshiyuki Narita 1998-01-20