KK

Keiichi Kakuno

JC Jeco Co.: 1 patents #30 of 73Top 45%
Overall (All Time): #3,899,591 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4913750 Amorphous magnetic wire Tutomu Yamada, Sumio Masuda 1990-04-03