RA

Ryouhei Adachi

SI Sigma: 2 patents #1 of 5Top 20%
YC Yamada Manufacturing Co.: 2 patents #2 of 17Top 15%
Overall (2011): #69,923 of 364,097Top 20%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8033793 Impeller Kazuo Ikeda, Yasutaka Okuda, Satoshi Maruyama, Satoshi Hoshino 2011-10-11
7934908 Impeller manufacturing method and impeller Kazuo Ikeda, Yasutaka Okuda, Satoshi Maruyama 2011-05-03