HO

Hiroshi OOBA

NM Nippon Steel & Sumitomo Metal: 1 patents #116 of 340Top 35%
Overall (2019): #444,384 of 560,194Top 80%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10221464 Excellent workability steel wire rod and method for production of same Yukihiro Takahashi, Yoshitaka Nishikawa 2019-03-05