AS

Atsushi Soma

NM Nippon Steel & Sumitomo Metal: 1 patents #116 of 340Top 35%
Overall (2019): #534,649 of 560,194Top 100%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10233520 Low-alloy steel pipe for an oil well Yuji Arai 2019-03-19