KU

Kunihiko Ushio

SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
Overall (All Time): #3,193,702 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8100313 Source blank for stainless steel three-ply clad sheet, production methods of clad steel plate and sheet for solid polymer type fuel cell separator, and solid polymer type fuel cell separator Motomichi Kanbe, Takeo Yazawa, Hideaki Yamamoto, Yoshio Tarutani, Akira Seki 2012-01-24