KA

Katsuyoshi Aoshima

YC Yutaka Giken Co.: 2 patents #20 of 161Top 15%
Overall (All Time): #1,985,727 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9702444 Method for manufacturing fluid power transmission Tomohiro Okamura, Masaru Nambara, Nobutaka Amma, Yuji Horie 2017-07-11
7476080 Impeller for fluid transmitting device and method of manufacturing the same Naoto Sato, Tomohiko Tsuchiya, Toshihide Kiriyama, Syouji Takano, Naomi Takagi 2009-01-13