KU

Kenichi Umano

GC Gosen Co.: 1 patents #5 of 12Top 45%
📍 Otofuke, JP: #269 of 546 inventorsTop 50%
Overall (All Time): #3,391,518 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7247373 Racquet string Kazuhiro Akagi, Yutaka Masuda 2007-07-24