TK

Tatsuya Kumagai

NM Nippon Steel & Sumitomo Metal: 1 patents #155 of 478Top 35%
Overall (2017): #225,331 of 506,227Top 45%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9770789 Flux-cored wire for gas-shielded arc welding, method for welding steel for very low temperature use, and method for manufacturing weld joint Suo Saruwatari, Kazuhiro Kojima, Shuichi Nakamura 2017-09-26