Kang-Hyouk CHOI

Person

Pohang-si, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing high-strength steel sheet having excellent...
- Patent number 11,827,950
- Issue date Nov 28, 2023
- POSCO Co., Ltd
- Yeon-Sang Ahn
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
High-strength steel sheet having excellent processability and metho...
- Patent number 11,519,051
- Issue date Dec 6, 2022
- POSCO Co., Ltd
- Yeon-Sang Ahn
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
High-strength steel sheet with excellent crashworthiness characteri...
- Patent number 11,345,984
- Issue date May 31, 2022
- Posco
- Yeon-Sang Ahn
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
High-strength steel sheet with excellent crashworthiness characteri...
- Patent number 11,345,985
- Issue date May 31, 2022
- Posco
- Yeon-Sang Ahn
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

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 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
METHOD OF MANUFACTURING HIGH-STRENGTH STEEL SHEET HAVING EXCELLENT...
- Publication number 20230080110
- Publication date Mar 16, 2023
- POSCO CO., LTD.
- 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
HIGH-STRENGTH STEEL SHEET HAVING EXCELLENT PROCESSABILITY AND METHO...
- Publication number 20200347476
- Publication date Nov 5, 2020
- POSCO
- Yeon-Sang AHN
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
HIGH-STRENGTH STEEL SHEET WITH EXCELLENT CRASHWORTHINESS CHARACTERI...
- Publication number 20190338403
- Publication date Nov 7, 2019
- POSCO
- Yeon-Sang AHN
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-STRENGTH STEEL SHEET WITH EXCELLENT CRASHWORTHINESS CHARACTERI...
- Publication number 20190337267
- Publication date Nov 7, 2019
- POSCO
- Yeon-Sang AHN
- C21 - METALLURGY OF IRON
Information Patent Application
CUTTING APPARATUS AND CUTTING METHOD
- Publication number 20170157686
- Publication date Jun 8, 2017
- POSCO
- Chang-Ho MOON
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Kang-Hyouk CHOI

Person

Patents Grantslast 30 patents

Method of manufacturing high-strength steel sheet having excellent...

High-strength steel sheet having excellent processability and metho...

High-strength steel sheet with excellent crashworthiness characteri...

High-strength steel sheet with excellent crashworthiness characteri...

Patents Applicationslast 30 patents

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

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

STEEL SHEET HAVING EXCELLENT FORMABILITY AND STRAIN HARDENING RATE

METHOD OF MANUFACTURING HIGH-STRENGTH STEEL SHEET HAVING EXCELLENT...

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

HIGH-STRENGTH STEEL SHEET HAVING EXCELLENT PROCESSABILITY AND METHO...

HIGH-STRENGTH STEEL SHEET WITH EXCELLENT CRASHWORTHINESS CHARACTERI...

HIGH-STRENGTH STEEL SHEET WITH EXCELLENT CRASHWORTHINESS CHARACTERI...

CUTTING APPARATUS AND CUTTING METHOD