Un-Hae LEE

Person

Gwangyang-si, Jeollanam-do, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Cryogenic austenitic high-manganese steel having excellent corrosio...
- Patent number 12,221,680
- Issue date Feb 11, 2025
- POSCO Co., Ltd
- Un-Hae Lee
- C21 - METALLURGY OF IRON
Information Patent Grant
Austenitic steel material having excellent hot workability and manu...
- Patent number 11,873,546
- Issue date Jan 16, 2024
- POSCO Co., Ltd
- Un-Hae Lee
- C21 - METALLURGY OF IRON
Information Patent Grant
High-strength austenite-based high-manganese steel material and man...
- Patent number 11,634,800
- Issue date Apr 25, 2023
- POSCO Co., Ltd
- Un-Hae Lee
- C21 - METALLURGY OF IRON
Information Patent Grant
High manganese steel for low temperature applications having excell...
- Patent number 11,584,970
- Issue date Feb 21, 2023
- POSCO Co., Ltd
- Yu-Mi Ha
- C21 - METALLURGY OF IRON
Information Patent Grant
Non-magnetic steel material having excellent hot workability and ma...
- Patent number 10,961,610
- Issue date Mar 30, 2021
- Posco
- Un-Hae Lee
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
CRYOGENIC AUSTENITIC HIGH-MANGANESE STEEL HAVING EXCELLENT CORROSIO...
- Publication number 20210388475
- Publication date Dec 16, 2021
- POSCO
- Un-Hae Lee
- C21 - METALLURGY OF IRON
Information Patent Application
AUSTENITIC STEEL MATERIAL HAVING EXCELLENT HOT WORKABILITY AND MANU...
- Publication number 20210189533
- Publication date Jun 24, 2021
- POSCO
- Un-Hae LEE
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-STRENGTH AUSTENITE-BASED HIGH-MANGANESE STEEL MATERIAL AND MAN...
- Publication number 20200347486
- Publication date Nov 5, 2020
- POSCO
- Un-Hae LEE
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH MANGESE STEEL FOR LOW TEMPERATURE APPLICATIONS HAVING EXCELLEN...
- Publication number 20200263268
- Publication date Aug 20, 2020
- POSCO
- Yu-Mi Ha
- C21 - METALLURGY OF IRON
Information Patent Application
AUSTENITIC STEEL HAVING EXCELLENT SURFACE CHARACTERISTICS, AND METH...
- Publication number 20200087751
- Publication date Mar 19, 2020
- POSCO
- Yong-Jin KIM
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH HARDNESS WEAR-RESISTANT STEEL WITH EXCELLENT TOUGHNESS AND CUT...
- Publication number 20190010571
- Publication date Jan 10, 2019
- POSCO
- Il-Cheol YI
- C21 - METALLURGY OF IRON
Information Patent Application
NON-MAGNETIC STEEL MATERIAL HAVING EXCELLENT HOT WORKABILITY AND MA...
- Publication number 20180363108
- Publication date Dec 20, 2018
- POSCO
- Un-Hae LEE
- C21 - METALLURGY OF IRON
Information Patent Application
WEAR RESISTANT STEEL MATERIAL EXCELLENT IN TOUGHNESS AND INTERNAL Q...
- Publication number 20180274056
- Publication date Sep 27, 2018
- POSCO
- Yong-Jin KIM
- C21 - METALLURGY OF IRON

Person

Patents Grantslast 30 patents

Cryogenic austenitic high-manganese steel having excellent corrosio...

Austenitic steel material having excellent hot workability and manu...

High-strength austenite-based high-manganese steel material and man...

High manganese steel for low temperature applications having excell...

Non-magnetic steel material having excellent hot workability and ma...

Patents Applicationslast 30 patents

CRYOGENIC AUSTENITIC HIGH-MANGANESE STEEL HAVING EXCELLENT CORROSIO...

AUSTENITIC STEEL MATERIAL HAVING EXCELLENT HOT WORKABILITY AND MANU...

HIGH-STRENGTH AUSTENITE-BASED HIGH-MANGANESE STEEL MATERIAL AND MAN...

HIGH MANGESE STEEL FOR LOW TEMPERATURE APPLICATIONS HAVING EXCELLEN...

AUSTENITIC STEEL HAVING EXCELLENT SURFACE CHARACTERISTICS, AND METH...

HIGH HARDNESS WEAR-RESISTANT STEEL WITH EXCELLENT TOUGHNESS AND CUT...

NON-MAGNETIC STEEL MATERIAL HAVING EXCELLENT HOT WORKABILITY AND MA...

WEAR RESISTANT STEEL MATERIAL EXCELLENT IN TOUGHNESS AND INTERNAL Q...