IO

Ichio Otsuka

TC Toyo Seikan Co.: 1 patents #498 of 888Top 60%
Overall (All Time): #3,701,392 of 4,157,543Top 90%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5829623 Easily openable can lid Hideo Otsuka, Hiroyuki Terasawa, Shigeaki Yamanashi, Sunao Morishita 1998-11-03