Inventor

NAGATAKI YASUNOBU

JP38 patents

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

NAGATAKI YASUNOBU

JFE STEEL CORP

High strength steel sheet having superior ductility

Method for manufacturing a high-strength galvanized steel sheet having excellent formability and crashworthiness

High-strength galvanized steel sheet having excellent formability and crashworthiness and method of manufacturing the same

Method for manufacturing high strength steel sheet having excellent formability

Method for manufacturing galvanized steel sheet

Method for manufacturing high strength galvanized steel sheet

High-strength hot-dipped steel sheet having excellent coating adhesion and method for manufacturing same

High strength cold rolled steel sheet and method for manufacturing the same

High-strength cold rolled steel sheet and process for producing the same

Hot rolled steel sheet for cold rolled steel sheet, hot rolled steel sheet for galvanized steel sheet, and method for producing the same

Hot-dip galvanized steel sheets and galvannealed steel sheets that have good appearance and adhesion to coating and methods for producing the same (as amended)

Hot-dip galvanized steel sheets and galvannealed steel sheets that have good appearance and adhesion to coating and methods for producing the same

Galvannealed steel sheet with excellent anti-powdering property

Hot-rolled steel sheet for high-strength galvanized steel sheet or high-strength galvannealed steel sheet and method for manufacturing the same (as amended)

Hot dip galvanized steel sheet

High-strength steel sheet and method for manufacturing the same

High-strength galvanized hot-rolled steel sheet and method for manufacturing same

Method for manufacturing high-strength galvannealed steel sheet

Method for manufacturing high strength galvanized steel sheet and high strength galvanized steel sheet

High-strength hot-dip galvanized steel sheet excellent in formability and method of producing same

High-strength steel sheet and production method therefor and high-strength galvanized steel sheet and production method therefor (as amended)

High strength galvanized steel sheet and method for manufacturing the same

NIPPON KOKAN KK

Hot-dip galvanized steel sheet and method for producing the same

High strength hot-dip galvanized steel sheet and method for manufacturing the same

Steel sheet for excellent panel appearance and dent resistance after panel-forming

Method for manufacturing an ultra-high strength cold-rolled steel sheet with desirable delayed fracture resistance

High strength cold rolled steel sheet and method for manufacturing the same

KAWASAKI YOSHIYASU

High strength steel sheet having excellent formability and stability of mechanical properties and method for manufacturing the same

High strength steel sheet having excellent formability and method for manufacturing the same

High strength galvanized steel sheet with excellent workability and method for manufacturing the same

High-strength galvanized steel sheet with high yield ratio having excellent ductility and stretch flange formability and method for manufacturing the same

KIMURA HIDEYUKI

High strength cold rolled steel sheet with excellent deep drawability and material uniformity in coil and method for manufacturing the same

High strength hot-dip galvanized steel sheet having excellent deep drawability

HASEGAWA HIROSHI

High-strength galvanized steel sheet having excellent formability and crashworthiness

MIYATA MAI

Method for manufacturing high strength galvanized steel sheet having excellent stability of mechanical properties, formability, and coating appearance

KANEKO SHINJIRO

High-strength galvanized steel sheet having excellent formability and crashworthiness and method for manufacturing the same

KARIYA NOBUSUKE

Hot-dip galvanized steel sheet and production method therefor

HARAKO DAISUKE

Galvannealed steel sheet