Hyo-Sik CHUN

Person

Gwangyang-si, Jeollanam-do, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Aluminum-iron-plated steel sheet, having excellent mold wear resist...
- Patent number 12,241,162
- Issue date Mar 4, 2025
- Posco
- Jin-Keun Oh
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Plated steel sheets for hot press forming having excellent hydrogen...
- Patent number 12,084,734
- Issue date Sep 10, 2024
- POSCO Co., Ltd
- Jin-Keun Oh
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Hot press-formed part, and manufacturing method thereof
- Patent number 11,998,971
- Issue date Jun 4, 2024
- POSCO Co., Ltd
- Seong-Woo Kim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Hot press-formed part, and manufacturing method thereof
- Patent number 11,897,014
- Issue date Feb 13, 2024
- POSCO Co., Ltd
- Seong-Woo Kim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Hot press-formed part, and manufacturing method thereof
- Patent number 11,578,397
- Issue date Feb 14, 2023
- POSCO Co., Ltd
- Seong-Woo Kim
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
PLATED STEEL SHEETS FOR HOT PRESS FORMING HAVING EXCELLENT HYDROGEN...
- Publication number 20240410028
- Publication date Dec 12, 2024
- POSCO Co., Ltd
- Jin-Keun Oh
- C21 - METALLURGY OF IRON
Information Patent Application
PLATED STEEL SHEET FOR HOT PRESS FORMING HAVING EXCELLENT HYDROGEN...
- Publication number 20240309499
- Publication date Sep 19, 2024
- POSCO Co., Ltd
- Sang-Heon Kim
- C21 - METALLURGY OF IRON
Information Patent Application
HOT PRESS-FORMED PART, AND MANUFACTURING METHOD THEREOF
- Publication number 20240261843
- Publication date Aug 8, 2024
- POSCO Co., Ltd
- Seong-Woo Kim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
STEEL MATERIAL FOR HOT FORMING, HOT-FORMED MEMBER, AND MANUFACTURIN...
- Publication number 20240182996
- Publication date Jun 6, 2024
- POSCO Co., Ltd
- Sea-Woong Lee
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
ALUMINUM-IRON-PLATED STEEL SHEET, HAVING EXCELLENT MOLD WEAR RESIST...
- Publication number 20240084429
- Publication date Mar 14, 2024
- POSCO
- Jin-Keun Oh
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
PLATED STEEL SHEETS FOR HOT PRESS FORMING HAVING EXCELLENT HYDROGEN...
- Publication number 20230383373
- Publication date Nov 30, 2023
- POSCO Co., Ltd
- Jin-Keun Oh
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
HOT PRESS-FORMED PART, AND MANUFACTURING METHOD THEREOF
- Publication number 20230227956
- Publication date Jul 20, 2023
- POSCO CO, LTD
- Seong-Woo KIM
- C21 - METALLURGY OF IRON
Information Patent Application
HOT PRESS-FORMED PART, AND MANUFACTURING METHOD THEREOF
- Publication number 20230167531
- Publication date Jun 1, 2023
- POSCO CO, LTD
- Seong-Woo KIM
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
STEEL FOR HOT FORMING, HOT-FORMED MEMBER, AND MANUFACTURING METHODS...
- Publication number 20230002873
- Publication date Jan 5, 2023
- POSCO
- Seong-Woo Kim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
HOT PRESS-FORMED PART, AND MANUFACTURING METHOD THEREOF
- Publication number 20210395872
- Publication date Dec 23, 2021
- POSCO
- Seong-Woo KIM
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Hyo-Sik CHUN

Person

Patents Grantslast 30 patents

Aluminum-iron-plated steel sheet, having excellent mold wear resist...

Plated steel sheets for hot press forming having excellent hydrogen...

Hot press-formed part, and manufacturing method thereof

Hot press-formed part, and manufacturing method thereof

Hot press-formed part, and manufacturing method thereof

Patents Applicationslast 30 patents

PLATED STEEL SHEETS FOR HOT PRESS FORMING HAVING EXCELLENT HYDROGEN...

PLATED STEEL SHEET FOR HOT PRESS FORMING HAVING EXCELLENT HYDROGEN...

HOT PRESS-FORMED PART, AND MANUFACTURING METHOD THEREOF

STEEL MATERIAL FOR HOT FORMING, HOT-FORMED MEMBER, AND MANUFACTURIN...

ALUMINUM-IRON-PLATED STEEL SHEET, HAVING EXCELLENT MOLD WEAR RESIST...

PLATED STEEL SHEETS FOR HOT PRESS FORMING HAVING EXCELLENT HYDROGEN...

HOT PRESS-FORMED PART, AND MANUFACTURING METHOD THEREOF

HOT PRESS-FORMED PART, AND MANUFACTURING METHOD THEREOF

STEEL FOR HOT FORMING, HOT-FORMED MEMBER, AND MANUFACTURING METHODS...

HOT PRESS-FORMED PART, AND MANUFACTURING METHOD THEREOF