Inventor
ABE TOMOKA
JP4 patents
Patents
4 patentsUS11987765B2May 21, 2024
Composition, and threaded connection for pipes including lubricant coating layer formed from the composition
NIPPON STEEL CORP0 citations58
US12104085B2Oct 1, 2024
Oil-well metal pipe, and method for producing oil-well metal pipe
NIPPON STEEL CORP0 citations54
US12474010B2Nov 18, 2025
Oil-well metal pipe
NIPPON STEEL CORP0 citations52
US12510191B2Dec 30, 2025
Oil-well metal pipe
NIPPON STEEL CORP0 citations44