FO

Fumio Ota

NS Nippon Steel: 1 patents #89 of 325Top 30%
VF Vallourec Oil And Gas France: 1 patents #9 of 36Top 25%
Overall (2019): #465,364 of 560,194Top 85%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10473241 Threaded joint for steel pipes Keita Inose, Shin Ugai, Masaaki Sugino 2019-11-12