Inventor
MURAOKA RYUJI
JP4 patents
Patents
4 patentsUS7520943B2Apr 21, 2009
Steel plate and welded steel tube exhibiting low yield ratio, high strength and high toughness
JFE STEEL CORP9 citations82
US12227814B2Feb 18, 2025
Steel material for line pipes, method for producing the same, line pipe, and method for producing the line pipe
JFE STEEL CORP0 citations47
US12037666B2Jul 16, 2024
Steel material for line pipes, method for producing the same, and method for producing line pipe
JFE STEEL CORP0 citations47
US11401568B2Aug 2, 2022
Steel material for line pipes, method for producing the same, and method for producing line pipe
JFE STEEL CORP0 citations47