Il-Ryoung Sohn

Person

Gwangyang-si, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Plated steel sheet having excellent corrosion resistance, galling r...
- Patent number 12,054,829
- Issue date Aug 6, 2024
- Posco
- Sung-Joo Kim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Plated steel sheet having excellent corrosion resistance, galling r...
- Patent number 12,006,576
- Issue date Jun 11, 2024
- Posco
- Sung-Joo Kim
- C21 - METALLURGY OF IRON
Information Patent Grant
Zinc-plated steel sheet for hot pressing having outstanding surface...
- Patent number 11,952,652
- Issue date Apr 9, 2024
- POSCO Co., Ltd
- Il-Ryoung Sohn
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Manufacturing method of aluminum-based alloy plated steel
- Patent number 11,904,572
- Issue date Feb 20, 2024
- POSCO Co., Ltd
- Jin-Keun Oh
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Plated steel wire and manufacturing method for the same
- Patent number 11,834,747
- Issue date Dec 5, 2023
- POSCO Co., Ltd
- Tae-Chul Kim
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
High-strength hot-dip zinc plated steel material having excellent p...
- Patent number 11,692,259
- Issue date Jul 4, 2023
- Posco
- Il-Ryoung Sohn
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Manufacturing method of aluminum-based alloy plated steel
- Patent number 11,654,654
- Issue date May 23, 2023
- POSCO Co., Ltd
- Jin-Keun Oh
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for manufacturing zinc alloy plated steel material having ex...
- Patent number 11,643,714
- Issue date May 9, 2023
- POSCO Co., Ltd
- Il-Ryoung Sohn
- B32 - LAYERED PRODUCTS
Information Patent Grant
Zinc alloy plated steel material having excellent corrosion resista...
- Patent number 11,566,314
- Issue date Jan 31, 2023
- POSCO Co., Ltd
- Il-Ryoung Sohn
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Alloy-plated steel material having excellent crack resistance, and...
- Patent number 11,505,858
- Issue date Nov 22, 2022
- POSCO
- Il-Ryoung Sohn
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Alloy-plated steel material having excellent corrosion resistance a...
- Patent number 11,396,691
- Issue date Jul 26, 2022
- POSCO
- Il-Ryoung Sohn
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Zinc alloy plated steel material having excellent surface quality a...
- Patent number 11,332,816
- Issue date May 17, 2022
- Posco
- Il-Ryoung Sohn
- B32 - LAYERED PRODUCTS
Information Patent Grant
High-strength hot-dip zinc plated steel material having excellent p...
- Patent number 11,306,381
- Issue date Apr 19, 2022
- Posco
- Il-Ryoung Sohn
- C21 - METALLURGY OF IRON
Information Patent Grant
Zinc alloy plated steel material having excellent weldability and p...
- Patent number 11,248,287
- Issue date Feb 15, 2022
- Posco
- Min-Suk Oh
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Aluminum-based plated steel having excellent corrosion resistance,...
- Patent number 11,167,527
- Issue date Nov 9, 2021
- Posco
- Jin-Keun Oh
- B32 - LAYERED PRODUCTS
Information Patent Grant
Plated steel material having excellent friction resistance and whit...
- Patent number 10,907,243
- Issue date Feb 2, 2021
- Posco
- Min-Suk Oh
- B32 - LAYERED PRODUCTS
Information Patent Grant
Method of manufacturing hot press formed parts having excellent pow...
- Patent number 10,808,292
- Issue date Oct 20, 2020
- Posco
- Il-Ryoung Sohn
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Hot press formed article having excellent delamination resistance a...
- Patent number 10,640,840
- Issue date May 5, 2020
- Posco
- Heung-Yun Kim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Aluminum-iron alloy-coated steel sheet for hot press forming, havin...
- Patent number 10,590,522
- Issue date Mar 17, 2020
- Posco
- Jin-Keun Oh
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Zinc alloy plated steel material having excellent weldability and p...
- Patent number 10,584,407
- Issue date Mar 10, 2020
- POSCO
- Min-Suk Oh
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Zinc alloy plated steel material having excellent weldability and p...
- Patent number 10,550,457
- Issue date Feb 4, 2020
- POSCO
- Min-Suk Oh
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Hot press formed parts having excellent powdering resistance during...
- Patent number 9,963,758
- Issue date May 8, 2018
- Posco
- Il-Ryoung Sohn
- C21 - METALLURGY OF IRON
Information Patent Grant
Zinc-plated steel sheet for hot pressing having outstanding surface...
- Patent number 9,945,020
- Issue date Apr 17, 2018
- Posco
- Il-Ryoung Sohn
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
High Mn steel sheet for high corrosion resistance and method of man...
- Patent number 9,580,786
- Issue date Feb 28, 2017
- Posco
- Il-Ryoung Sohn
- C21 - METALLURGY OF IRON
Information Patent Grant
Plated steel sheet having plated layer with excellent stability for...
- Patent number 9,314,997
- Issue date Apr 19, 2016
- POSCO
- Il-Ryoung Sohn
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Zinc-plated steel sheet for hot pressing having outstanding surface...
- Patent number 9,068,255
- Issue date Jun 30, 2015
- Posco
- Il-Ryoung Sohn
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Bake hardening steel with excellent surface properties and resistan...
- Patent number 9,011,615
- Issue date Apr 21, 2015
- Posco
- Seong-Ho Han
- C21 - METALLURGY OF IRON
Information Patent Grant
High manganese steel strips with excellent coatability and superior...
- Patent number 8,999,085
- Issue date Apr 7, 2015
- Posco
- Seong-Ju Kim
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for manufacturing high strength steel strips with superior f...
- Patent number 8,221,564
- Issue date Jul 17, 2012
- Posco
- Seong-Ju Kim
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE ANDD SURFA...
- Publication number 20250003029
- Publication date Jan 2, 2025
- POSCO Co., Ltd
- Tae-Chul Kim
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE AND WHITEN...
- Publication number 20240360540
- Publication date Oct 31, 2024
- POSCO CO., LTD
- Tae-Chul Kim
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE AND BENDAB...
- Publication number 20240360541
- Publication date Oct 31, 2024
- POSCO CO., LTD
- Tae-Chul Kim
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE, GALLING R...
- Publication number 20240344191
- Publication date Oct 17, 2024
- POSCO CO., LTD.
- Sung-Joo Kim
- C21 - METALLURGY OF IRON
Information Patent Application
HIGHLY CORROSION-RESISTANT PLATED STEEL SHEET HAVING EXCELLENT CORR...
- Publication number 20240263291
- Publication date Aug 8, 2024
- POSCO Co., Ltd
- Sung-Joo Kim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
MANUFACTURING METHOD OF ALUMINUM-BASED ALLOY PLATED STEEL
- Publication number 20240181748
- Publication date Jun 6, 2024
- POSCO Co., Ltd
- Jin-Keun OH
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PLATED STEEL WIRE AND MANUFACTURING METHOD FOR THE SAME
- Publication number 20240093341
- Publication date Mar 21, 2024
- POSCO CO., LTD.
- Tae-Chul Kim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
MICROCRACK-REDUCED, HOT PRESS-FORMED ARTICLE, AND METHOD FOR MANUFA...
- Publication number 20240082902
- Publication date Mar 14, 2024
- POSCO CO., LTD.
- Hyeon-Seok HWANG
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PLATED STEEL SHEET HAVING EXCELLENT SEALER ADHESION AND METHOD FOR...
- Publication number 20240052471
- Publication date Feb 15, 2024
- POSCO Co., Ltd
- Tae-Chul Kim
- C21 - METALLURGY OF IRON
Information Patent Application
COMPOSITE PLATED STEEL SHEET HAVING EXCELLENT POST-FORMATION CORROS...
- Publication number 20240043701
- Publication date Feb 8, 2024
- POSCO Co., Ltd
- Il-Ryoung Sohn
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
HOT PRESS FORMED PRODUCT HAVING EXCELLENT CORROSION RESISTANCE AND...
- Publication number 20240002992
- Publication date Jan 4, 2024
- POSCO CO., LTD.
- Il-Ryoung SOHN
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE, WORKABILI...
- Publication number 20230235438
- Publication date Jul 27, 2023
- POSCO
- Il-Ryoung Sohn
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
MANUFACTURING METHOD OF ALUMINUM-BASED ALLOY PLATED STEEL
- Publication number 20230211581
- Publication date Jul 6, 2023
- POSCO Co., Ltd
- Jin-Keun OH
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE, GALLING R...
- Publication number 20220341017
- Publication date Oct 27, 2022
- POSCO
- Sung-Joo Kim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PLATED STEEL WIRE AND MANUFACTURING METHOD FOR THE SAME
- Publication number 20220251695
- Publication date Aug 11, 2022
- POSCO
- Tae-Chul Kim
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
ZINC ALLOY PLATED STEEL MATERIAL HAVING EXCELLENT SURFACE QUALITY A...
- Publication number 20220251696
- Publication date Aug 11, 2022
- Posco
- Il-Ryoung SOHN
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
HIGH-STRENGTH HOT-DIP ZINC PLATED STEEL MATERIAL HAVING EXCELLENT P...
- Publication number 20220195575
- Publication date Jun 23, 2022
- POSCO
- Il-Ryoung SOHN
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
MANUFACTURING METHOD OF ALUMINUM-BASED ALLOY PLATED STEEL
- Publication number 20220016870
- Publication date Jan 20, 2022
- POSCO
- Jin-Keun OH
- B32 - LAYERED PRODUCTS
Information Patent Application
ZINC ALLOY PLATED STEEL MATERIAL HAVING EXCELLENT SURFACE QUALITY A...
- Publication number 20210010123
- Publication date Jan 14, 2021
- POSCO
- Il-Ryoung SOHN
- B32 - LAYERED PRODUCTS
Information Patent Application
ZINC ALLOY PLATED STEEL MATERIAL HAVING EXCELLENT CORROSION RESISTA...
- Publication number 20210002751
- Publication date Jan 7, 2021
- POSCO
- Il-Ryoung SOHN
- B32 - LAYERED PRODUCTS
Information Patent Application
ALLOY-PLATED STEEL MATERIAL HAVING EXCELLENT CORROSION RESISTANCE A...
- Publication number 20200377989
- Publication date Dec 3, 2020
- POSCO
- Il-Ryoung SOHN
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ZINC ALLOY PLATED STEEL MATERIAL HAVING EXCELLENT WELDABILITY AND P...
- Publication number 20200157672
- Publication date May 21, 2020
- POSCO
- Min-Suk OH
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
ALUMINUM-BASED PLATED STEEL HAVING EXCELLENT CORROSION RESISTANCE,...
- Publication number 20200086608
- Publication date Mar 19, 2020
- POSCO
- Jin-Keun OH
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ALLOY-PLATED STEEL MATERIAL HAVING EXCELLENT CRACK RESISTANCE, AND...
- Publication number 20200017947
- Publication date Jan 16, 2020
- POSCO
- Il-Ryoung SOHN
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PLATED STEEL MATERIAL HAVING EXCELLENT FRICTION RESISTANCE AND WHIT...
- Publication number 20190010595
- Publication date Jan 10, 2019
- Min-Suk OH
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
ALUMINUM-IRON ALLOY-COATED STEEL SHEET FOR HOT PRESS FORMING, HAVIN...
- Publication number 20190003029
- Publication date Jan 3, 2019
- POSCO
- Jin-Keun OH
- B32 - LAYERED PRODUCTS
Information Patent Application
MICROCRACK-REDUCED, HOT PRESS-FORMED ARTICLE, AND METHOD FOR MANUFA...
- Publication number 20190003031
- Publication date Jan 3, 2019
- POSCO
- Hyeon-Seok HWANG
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
HIGH-STRENGTH HOT-DIP ZINC PLATED STEEL MATERIAL HAVING EXCELLENT P...
- Publication number 20180371596
- Publication date Dec 27, 2018
- POSCO
- Il-Ryoung SOHN
- C21 - METALLURGY OF IRON
Information Patent Application
HOT PRESS FORMED PRODUCT HAVING EXCELLENT CORROSION RESISTANCE AND...
- Publication number 20180363117
- Publication date Dec 20, 2018
- POSCO
- Il-Ryoung SOHN
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD OF MANUFACTURING HOT PRESS FORMED PARTS HAVING EXCELLENT POW...
- Publication number 20180223387
- Publication date Aug 9, 2018
- POSCO
- Il-Ryoung SOHN
- C21 - METALLURGY OF IRON

Il-Ryoung Sohn

Person

Patents Grantslast 30 patents

Plated steel sheet having excellent corrosion resistance, galling r...

Plated steel sheet having excellent corrosion resistance, galling r...

Zinc-plated steel sheet for hot pressing having outstanding surface...

Manufacturing method of aluminum-based alloy plated steel

Plated steel wire and manufacturing method for the same

High-strength hot-dip zinc plated steel material having excellent p...

Manufacturing method of aluminum-based alloy plated steel

Method for manufacturing zinc alloy plated steel material having ex...

Zinc alloy plated steel material having excellent corrosion resista...

Alloy-plated steel material having excellent crack resistance, and...

Alloy-plated steel material having excellent corrosion resistance a...

Zinc alloy plated steel material having excellent surface quality a...

High-strength hot-dip zinc plated steel material having excellent p...

Zinc alloy plated steel material having excellent weldability and p...

Aluminum-based plated steel having excellent corrosion resistance,...

Plated steel material having excellent friction resistance and whit...

Method of manufacturing hot press formed parts having excellent pow...

Hot press formed article having excellent delamination resistance a...

Aluminum-iron alloy-coated steel sheet for hot press forming, havin...

Zinc alloy plated steel material having excellent weldability and p...

Zinc alloy plated steel material having excellent weldability and p...

Hot press formed parts having excellent powdering resistance during...

Zinc-plated steel sheet for hot pressing having outstanding surface...

High Mn steel sheet for high corrosion resistance and method of man...

Plated steel sheet having plated layer with excellent stability for...

Zinc-plated steel sheet for hot pressing having outstanding surface...

Bake hardening steel with excellent surface properties and resistan...

High manganese steel strips with excellent coatability and superior...

Method for manufacturing high strength steel strips with superior f...

Patents Applicationslast 30 patents

PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE ANDD SURFA...

PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE AND WHITEN...

PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE AND BENDAB...

PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE, GALLING R...

HIGHLY CORROSION-RESISTANT PLATED STEEL SHEET HAVING EXCELLENT CORR...

MANUFACTURING METHOD OF ALUMINUM-BASED ALLOY PLATED STEEL

PLATED STEEL WIRE AND MANUFACTURING METHOD FOR THE SAME

MICROCRACK-REDUCED, HOT PRESS-FORMED ARTICLE, AND METHOD FOR MANUFA...

PLATED STEEL SHEET HAVING EXCELLENT SEALER ADHESION AND METHOD FOR...

COMPOSITE PLATED STEEL SHEET HAVING EXCELLENT POST-FORMATION CORROS...

HOT PRESS FORMED PRODUCT HAVING EXCELLENT CORROSION RESISTANCE AND...

PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE, WORKABILI...

MANUFACTURING METHOD OF ALUMINUM-BASED ALLOY PLATED STEEL

PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE, GALLING R...

PLATED STEEL WIRE AND MANUFACTURING METHOD FOR THE SAME

ZINC ALLOY PLATED STEEL MATERIAL HAVING EXCELLENT SURFACE QUALITY A...

HIGH-STRENGTH HOT-DIP ZINC PLATED STEEL MATERIAL HAVING EXCELLENT P...

MANUFACTURING METHOD OF ALUMINUM-BASED ALLOY PLATED STEEL

ZINC ALLOY PLATED STEEL MATERIAL HAVING EXCELLENT SURFACE QUALITY A...

ZINC ALLOY PLATED STEEL MATERIAL HAVING EXCELLENT CORROSION RESISTA...

ALLOY-PLATED STEEL MATERIAL HAVING EXCELLENT CORROSION RESISTANCE A...

ZINC ALLOY PLATED STEEL MATERIAL HAVING EXCELLENT WELDABILITY AND P...

ALUMINUM-BASED PLATED STEEL HAVING EXCELLENT CORROSION RESISTANCE,...

ALLOY-PLATED STEEL MATERIAL HAVING EXCELLENT CRACK RESISTANCE, AND...

PLATED STEEL MATERIAL HAVING EXCELLENT FRICTION RESISTANCE AND WHIT...

ALUMINUM-IRON ALLOY-COATED STEEL SHEET FOR HOT PRESS FORMING, HAVIN...

MICROCRACK-REDUCED, HOT PRESS-FORMED ARTICLE, AND METHOD FOR MANUFA...

HIGH-STRENGTH HOT-DIP ZINC PLATED STEEL MATERIAL HAVING EXCELLENT P...

HOT PRESS FORMED PRODUCT HAVING EXCELLENT CORROSION RESISTANCE AND...

METHOD OF MANUFACTURING HOT PRESS FORMED PARTS HAVING EXCELLENT POW...