Inventor

KUREBAYASHI KATSUMI

JP4 patents

⚠️ This page may combine multiple inventors who share the name “KUREBAYASHI KATSUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON STEEL CORP

2 patents

US5634988AJun 3, 1997

High tensile steel having excellent fatigue strength at its weld and weldability and process for producing the same

NIPPON STEEL CORP23 citations88

US5964964AOct 12, 1999

Welded joint of high fatigue strength

NIPPON STEEL CORP8 citations67

SAITOH NAOKI

1 patent

US8097099B2Jan 17, 2012

High toughness abrasion resistant steel with little change in hardness during use and method of production of same

SAITOH NAOKI2 citations54

NIPPON STEEL & SUMITOMO METAL CORP

1 patent

US9499873B2Nov 22, 2016

Steel plate having yield strength of 670 to 870 N/mm2 and tensile strength of 780 to 940 N/mm2

NIPPON STEEL & SUMITOMO METAL CORP0 citations35