Joo-Hyun RYU

Person

Gwangyang-si, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Ultrahigh-strength steel sheet having excellent yield ratio, and ma...
- Patent number 12,123,066
- Issue date Oct 22, 2024
- POSCO CO. LTD
- Sea-Woong Lee
- C21 - METALLURGY OF IRON
Information Patent Grant
Ultrahigh-strength and high-ductility steel sheet having excellent...
- Patent number 11,655,517
- Issue date May 23, 2023
- POSCO Co., Ltd
- Joo-Hyun Ryu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Ultra-high-strength steel sheet having excellent hole expandability...
- Patent number 11,453,922
- Issue date Sep 27, 2022
- POSCO
- Joo-Hyun Ryu
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel sheet having excellent resistance to liquid metal embrittleme...
- Patent number 11,299,793
- Issue date Apr 12, 2022
- Posco
- Sea-Woong Lee
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Ultra-high strength steel plate having excellent formability and ho...
- Patent number 11,203,795
- Issue date Dec 21, 2021
- POSCO
- Kyoo-Young Lee
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Hot rolled steel sheet having excellent strength and elongation
- Patent number 11,186,892
- Issue date Nov 30, 2021
- Posco
- Sung-Hak Lee
- C21 - METALLURGY OF IRON
Information Patent Grant
Cold-rolled steel sheet with excellent formability, galvanized stee...
- Patent number 10,941,467
- Issue date Mar 9, 2021
- Posco
- Chang Hyo Seo
- C21 - METALLURGY OF IRON
Information Patent Grant
Ultra high-strength and high-ductility steel sheet having excellent...
- Patent number 10,907,230
- Issue date Feb 2, 2021
- Posco
- Joo-Hyun Ryu
- C21 - METALLURGY OF IRON
Information Patent Grant
Ultrahigh-strength high-ductility steel sheet having excellent yiel...
- Patent number 10,752,968
- Issue date Aug 25, 2020
- Posco
- Kyoo-Young Lee
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of continuously annealing a strip
- Patent number 10,604,820
- Issue date Mar 31, 2020
- Posco
- Jai-Hyun Kwak
- C21 - METALLURGY OF IRON
Information Patent Grant
High-strength cold rolled steel sheet having excellent ductility, h...
- Patent number 10,519,526
- Issue date Dec 31, 2019
- POSCO
- Kyoo-Young Lee
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Apparatus for continuous annealing of strip and method for continuo...
- Patent number 10,358,691
- Issue date Jul 23, 2019
- Posco
- Jai-Hyun Kwak
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
HIGH STRENGTH COLD ROLLED STEEL SHEET HAVING EXCELLENT SURFACE QUAL...
- Publication number 20240247349
- Publication date Jul 25, 2024
- POSCO CO., LTD.
- Joo-Hyun RYU
- C21 - METALLURGY OF IRON
Information Patent Application
ULTRA-HIGH-STRENGTH COLD-ROLLED STEEL SHEET HAVING EXCELLENT YIELD...
- Publication number 20240052468
- Publication date Feb 15, 2024
- POSCO CO., LTD.
- Jong-Pan KONG
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET WITH HIGH DUCTILITY AN...
- Publication number 20240026483
- Publication date Jan 25, 2024
- POSCO CO., LTD.
- Kang-Hyun CHOI
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ULTRA-HIGH STRENGTH COLD ROLLED STEEL SHEET HAVING EXCELLENT BENDAB...
- Publication number 20240002968
- Publication date Jan 4, 2024
- POSCO CO., LTD.
- Jong-Pan KONG
- C21 - METALLURGY OF IRON
Information Patent Application
ULTRA HIGH STRENGTH STEEL SHEET HAVING EXCELLENT DUCTILITY AND METH...
- Publication number 20230357881
- Publication date Nov 9, 2023
- Joo-Hyun RYU
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL SHEET HAVING EXCELLENT FORMABILITY AND STRAIN HARDENING RATE
- Publication number 20230295759
- Publication date Sep 21, 2023
- Yeon-Sang AHN
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL SHEET HAVING EXCELLENT UNIFORM ELONGATION AND STRAIN HARDENIN...
- Publication number 20220298596
- Publication date Sep 22, 2022
- POSCO
- Yeon-Sang AHN
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ULTRA HIGH STRENGTH AND HIGH DUCTILITY STEEL SHEET HAVING EXCELLENT...
- Publication number 20210317554
- Publication date Oct 14, 2021
- POSCO
- Joo-Hyun RYU
- C21 - METALLURGY OF IRON
Information Patent Application
ULTRAHIGH-STRENGTH AND HIGH-DUCTILITY STEEL SHEET HAVING EXCELLENT...
- Publication number 20210180150
- Publication date Jun 17, 2021
- POSCO
- Joo-Hyun Ryu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ULTRA-HIGH STRENGTH STEEL PLATE HAVING EXCELLENT FORMABILITY AND HO...
- Publication number 20200248281
- Publication date Aug 6, 2020
- POSCO
- Kyoo-Young LEE
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
COLD-ROLLED STEEL SHEET WITH EXCELLENT FORMABILITY, GALVANIZED STEE...
- Publication number 20200190640
- Publication date Jun 18, 2020
- POSCO
- Chang Hyo SEO
- C21 - METALLURGY OF IRON
Information Patent Application
HOT ROLLED STEEL SHEET HAVING EXCELLENT STRENGTH AND ELONGATION AND...
- Publication number 20200157649
- Publication date May 21, 2020
- POSCO
- Sung-Hak LEE
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL SHEET HAVING EXCELLENT RESISTANCE TO LIQUID METAL EMBRITTLEME...
- Publication number 20200140971
- Publication date May 7, 2020
- POSCO
- Sea-Woong LEE
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ULTRAHIGH-STRENGTH HIGH-DUCTILITY STEEL SHEET HAVING EXCELLENT YIEL...
- Publication number 20190292615
- Publication date Sep 26, 2019
- POSCO
- Kyoo-Young LEE
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF CONTINUOUSLY ANNEALING A STRIP
- Publication number 20190276913
- Publication date Sep 12, 2019
- POSCO
- Jai-Hyun KWAK
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
ULTRAHIGH-STRENGTH STEEL SHEET HAVING EXCELLENT YIELD RATIO, AND MA...
- Publication number 20190256940
- Publication date Aug 22, 2019
- POSCO
- Sea-Woong LEE
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ULTRA-HIGH-STRENGTH STEEL SHEET HAVING EXCELLENT HOLE EXPANDABILITY...
- Publication number 20190233910
- Publication date Aug 1, 2019
- POSCO
- Joo-Hyun RYU
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ULTRA HIGH-STRENGTH AND HIGH-DUCTILITY STEEL SHEET HAVING EXCELLENT...
- Publication number 20190119770
- Publication date Apr 25, 2019
- POSCO
- Joo-Hyun RYU
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
HIGH-STRENGTH COLD ROLLED STEEL SHEET WITH EXCELLENT YIELD STRENGTH...
- Publication number 20190071745
- Publication date Mar 7, 2019
- POSCO
- Kyoo-Young LEE
- C21 - METALLURGY OF IRON
Information Patent Application
ULTRA HIGH-STRENGTH STEEL SHEET HAVING EXCELLENT HOLE EXPANDABILITY...
- Publication number 20180363084
- Publication date Dec 20, 2018
- POSCO
- Sea-Woong LEE
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-STRENGTH COLD ROLLED STEEL SHEET HAVING EXCELLENT DUCTILITY, H...
- Publication number 20170051378
- Publication date Feb 23, 2017
- POSCO
- Kyoo-Young LEE
- B32 - LAYERED PRODUCTS
Information Patent Application
APPARATUS FOR CONTINUOUS ANNEALING OF STRIP AND METHOD FOR CONTINUO...
- Publication number 20160355903
- Publication date Dec 8, 2016
- POSCO
- Jai-Hyun KWAK
- C21 - METALLURGY OF IRON

Joo-Hyun RYU

Person

Patents Grantslast 30 patents

Ultrahigh-strength steel sheet having excellent yield ratio, and ma...

Ultrahigh-strength and high-ductility steel sheet having excellent...

Ultra-high-strength steel sheet having excellent hole expandability...

Steel sheet having excellent resistance to liquid metal embrittleme...

Ultra-high strength steel plate having excellent formability and ho...

Hot rolled steel sheet having excellent strength and elongation

Cold-rolled steel sheet with excellent formability, galvanized stee...

Ultra high-strength and high-ductility steel sheet having excellent...

Ultrahigh-strength high-ductility steel sheet having excellent yiel...

Method of continuously annealing a strip

High-strength cold rolled steel sheet having excellent ductility, h...

Apparatus for continuous annealing of strip and method for continuo...

Patents Applicationslast 30 patents

HIGH STRENGTH COLD ROLLED STEEL SHEET HAVING EXCELLENT SURFACE QUAL...

ULTRA-HIGH-STRENGTH COLD-ROLLED STEEL SHEET HAVING EXCELLENT YIELD...

HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET WITH HIGH DUCTILITY AN...

ULTRA-HIGH STRENGTH COLD ROLLED STEEL SHEET HAVING EXCELLENT BENDAB...

ULTRA HIGH STRENGTH STEEL SHEET HAVING EXCELLENT DUCTILITY AND METH...

STEEL SHEET HAVING EXCELLENT FORMABILITY AND STRAIN HARDENING RATE

STEEL SHEET HAVING EXCELLENT UNIFORM ELONGATION AND STRAIN HARDENIN...

ULTRA HIGH STRENGTH AND HIGH DUCTILITY STEEL SHEET HAVING EXCELLENT...

ULTRAHIGH-STRENGTH AND HIGH-DUCTILITY STEEL SHEET HAVING EXCELLENT...

ULTRA-HIGH STRENGTH STEEL PLATE HAVING EXCELLENT FORMABILITY AND HO...

COLD-ROLLED STEEL SHEET WITH EXCELLENT FORMABILITY, GALVANIZED STEE...

HOT ROLLED STEEL SHEET HAVING EXCELLENT STRENGTH AND ELONGATION AND...

STEEL SHEET HAVING EXCELLENT RESISTANCE TO LIQUID METAL EMBRITTLEME...

ULTRAHIGH-STRENGTH HIGH-DUCTILITY STEEL SHEET HAVING EXCELLENT YIEL...

METHOD OF CONTINUOUSLY ANNEALING A STRIP

ULTRAHIGH-STRENGTH STEEL SHEET HAVING EXCELLENT YIELD RATIO, AND MA...

ULTRA-HIGH-STRENGTH STEEL SHEET HAVING EXCELLENT HOLE EXPANDABILITY...

ULTRA HIGH-STRENGTH AND HIGH-DUCTILITY STEEL SHEET HAVING EXCELLENT...

HIGH-STRENGTH COLD ROLLED STEEL SHEET WITH EXCELLENT YIELD STRENGTH...

ULTRA HIGH-STRENGTH STEEL SHEET HAVING EXCELLENT HOLE EXPANDABILITY...

HIGH-STRENGTH COLD ROLLED STEEL SHEET HAVING EXCELLENT DUCTILITY, H...

APPARATUS FOR CONTINUOUS ANNEALING OF STRIP AND METHOD FOR CONTINUO...