Inventor
KANG SANG-DEOK
KR13 patents
⚠️ This page may combine multiple inventors who share the name “KANG SANG-DEOK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
POSCO
12 patentsUS12221680B2Feb 11, 2025
Cryogenic austenitic high-manganese steel having excellent corrosion resistance, and manufacturing method therefor
POSCO0 citations60
US11624101B2Apr 11, 2023
Steel for pressure vessel having excellent surface quality and impact toughness, and method for manufacturing same
POSCO0 citations59
US12305249B2May 20, 2025
High-strength structural steel having excellent cold bendability, and manufacturing method therefor
POSCO0 citations58
US11591677B2Feb 28, 2023
High-strength structural steel material having excellent fatigue crack propagation inhibitory characteristics and manufacturing method therefor
POSCO0 citations58
US11584970B2Feb 21, 2023
High manganese steel for low temperature applications having excellent surface quality and a manufacturing method thereof
POSCO0 citations58
US11572600B2Feb 7, 2023
Structural steel having excellent brittle crack propagation resistance, and manufacturing method therefor
POSCO0 citations58
US11566308B2Jan 31, 2023
Austenitic steel material having excellent abrasion resistance and toughness and manufacturing method the same
POSCO1 citations56
US11149326B2Oct 19, 2021
High-strength and high-manganese steel having excellent low-temperature toughness and manufacturing method therefor
POSCO0 citations55
US11634800B2Apr 25, 2023
High-strength austenite-based high-manganese steel material and manufacturing method for same
POSCO0 citations47
US12553114B2Feb 17, 2026
High strength steel plate having excellent low temperature impact toughness. and method for manufacturing the same
POSCO0 citations46
US12351884B2Jul 8, 2025
High-strength ultra-thick steel plate having superb impact toughness at low-temperatures, and method for manufacturing same
POSCO0 citations46
US12264387B2Apr 1, 2025
Steel plate having excellent heat affected zone toughness and method for manufacturing thereof
POSCO0 citations46