TK

Tatsuya Kumagai

NS Nippon Steel: 1 patents #170 of 435Top 40%
Overall (2022): #240,460 of 548,613Top 45%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11331742 Flux-cored wire, manufacturing method of welded joint, and welded joint Kotaro Watanabe, Hiroki Fujimoto, Yasuhito Totsuka 2022-05-17