Inventor

KIM JONG-SANG

KR27 patents

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

KIM JONG-SANG

POSCO

Method for manufacturing transparent pattern print steel plate

Zinc alloy plated steel material having excellent weldability and processed-part corrosion resistance

High-strength hot-dip galvanized steel sheet having excellent plating surface quality and adhesion, and method of manufacturing the same

Zinc alloy plated steel material having excellent corrosion resistance after being processed

Alloy-plated steel material having excellent crack resistance, and method for manufacturing same

Alloy-plated steel material having excellent corrosion resistance and high surface quality

High-strength hot-dip zinc plated steel material having excellent plating properties and method for preparing same

High-strength hot-dip zinc plated steel material having excellent plating properties and method for preparing same

Plated steel material having excellent friction resistance and white rust resistance and method for preparing same

Zinc alloy plated steel material having excellent weldability and processed-part corrosion resistance and method of manufacturing same

Zinc-plated steel sheet for hot pressing having outstanding surface characteristics, hot-pressed moulded parts obtained using the same, and a production method for the same

Plated steel wire and manufacturing method for the same

Hot-dip galvanized steel sheet having excellent adhesiveness at ultra-low temperatures

Plated steel sheet having excellent corrosion resistance, workability and surface quality and method for manufacturing same

Noncovalent bond-modified carbon structure, and carbon structure/polymer composite comprising same

Conversion coating composition, surface treated steel sheet, and method for manufacturing the same

Zn alloy plated steel sheet having excellent phosphatability and spot weldability and method for manufacturing same

Zinc-plated steel sheet for hot pressing having outstanding surface characteristics, hot-pressed moulded parts obtained using the same, and a production method for the same

Surface-treated steel plate and production method for same

Coated steel sheet having superior welding, scratch-resistance, and corrosion-resistance properties

POSCO CO LTD

Hot press formed product having excellent corrosion resistance and method for preparing same

High-strength hot-dip galvanized steel sheet having excellent surface quality and electric resistance spot weldability, and manufacturing method therefor

JUNG YONG-GYUN

Resin composition for a surface treatment, and steel sheet coated with same

KIM MYUNG-SOO

Metal-coated steel sheet

SOHN IL-RYOUNG

Zinc-plated steel sheet for hot pressing having outstanding surface characteristics, hot-pressed moulded parts obtained using the same, and a production method for the same

CHOI CHANG HYUN

Circular filtering disc and filter device having the same

HA BONGWOO

Nanoplatelet-type zirconium phosphate and method for preparing same