Inventor

JEON JEA-CHUN

KR5 patents

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

POSCO

3 patents

US12595537B2Apr 7, 2026

Tin blackplate for processing and method for manufacturing same

POSCO0 citations56

US12590345B2Mar 31, 2026

Cold-rolled steel sheet for flux-cored wire and method for producing same

POSCO0 citations56

US9856550B2Jan 2, 2018

High carbon hot rolled steel sheet having excellent material uniformity and method for manufacturing the same

POSCO0 citations47

LEE CHANG-HOON

1 patent

US8440030B2May 14, 2013

Fine spheroidized steel sheet with excellent heat treatment characteristic and method for manufacturing the same

LEE CHANG-HOON0 citations50

LEE KYOO-YOUNG

1 patent

US8685181B2Apr 1, 2014

Manufacturing method of carbon steel sheet superior in formability

LEE KYOO-YOUNG0 citations40