KT

Ken Tomiyasu

NS Nippon Steel: 1 patents #183 of 410Top 45%
VF Vallourec Oil And Gas France: 1 patents #11 of 30Top 40%
Overall (2024): #384,561 of 561,600Top 70%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12104085 Oil-well metal pipe, and method for producing oil-well metal pipe Tomoka ABE, Keishi Matsumoto, Mamoru OCHIAI 2024-10-01