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TC Toyo Seikan Co.: 1 patents #498 of 888Top 60%
Overall (All Time): #3,132,025 of 4,157,543Top 80%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8871351 Easy-open end Etsuko Yaoi, Kazuhiro Sato, Toshio Sue 2014-10-28