TS

Tomonori Sumikawa

TC The Kinki Sharyo Co.: 6 patents #1 of 22Top 5%
📍 Kammi, JP: #50 of 161 inventorsTop 35%
Overall (All Time): #856,149 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8689703 Method for weld-joining attachment to outer panel of railway vehicle and car body side structure produced by the same Hiroji Harada, Yoshinori Kono, Hiroshi Yonetani, Yasuhiro Tanaka, Eiichi Kato 2014-04-08
8607434 Method for surface treatment of metal plate and vehicle treated thereby Katsuji Nishitani 2013-12-17
8516679 Method for surface treatment of metal plate and vehicle treated thereby Katsuji Nishitani 2013-08-27
8297202 Body frame structure of railway vehicle Yoshinori Kono, Hiroshi Yonetani, Eiichi Kato 2012-10-30
8240255 Body frame structure of railway vehicle Hiroji Harada, Yasuhiro Tanaka, Eiichi Kato 2012-08-14
8205318 Method for surface treatment of metal plate and vehicle treated thereby Katsuji Nishitani 2012-06-26