Steel Sheet And Method For Manfuacturing Same

Abstract: The present invention relates to a material used for vehicle interior panels, reinforcement materials, etc., and relates to a high-yield-ratio and high-strength steel sheet and a method for manufacturing same.

Patent Information

Application #

Filing Date

08 July 2025

Publication Number

30/2025

Publication Type

INA

Invention Field

METALLURGY

Status

Email

Parent Application

Applicants

POSCO CO., LTD

6261, Donghaean-ro, Nam-gu, Pohang-si, Gyeongsangbuk-do 37859

Inventors

1. HAN, Seong-Ho

20-26, Pokposarang-gil Gwangyang-si, Jeollanam-do 57807

2. LEE, Jae-Hoon

20-26, Pokposarang-gil Gwangyang-si, Jeollanam-do 57807

3. CHOI, Yong-Hoon

20-26, Pokposarang-gil Gwangyang-si, Jeollanam-do 57807

Specification

Documents

Application Documents

#	Name	Date
1	202517065059-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [08-07-2025(online)].pdf	2025-07-08
2	202517065059-STATEMENT OF UNDERTAKING (FORM 3) [08-07-2025(online)].pdf	2025-07-08
3	202517065059-REQUEST FOR EXAMINATION (FORM-18) [08-07-2025(online)].pdf	2025-07-08
4	202517065059-PROOF OF RIGHT [08-07-2025(online)].pdf	2025-07-08
5	202517065059-PRIORITY DOCUMENTS [08-07-2025(online)].pdf	2025-07-08
6	202517065059-POWER OF AUTHORITY [08-07-2025(online)].pdf	2025-07-08
7	202517065059-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [08-07-2025(online)].pdf	2025-07-08
8	202517065059-FORM 18 [08-07-2025(online)].pdf	2025-07-08
9	202517065059-FORM 1 [08-07-2025(online)].pdf	2025-07-08
10	202517065059-FIGURE OF ABSTRACT [08-07-2025(online)].pdf	2025-07-08
11	202517065059-DRAWINGS [08-07-2025(online)].pdf	2025-07-08
12	202517065059-DECLARATION OF INVENTORSHIP (FORM 5) [08-07-2025(online)].pdf	2025-07-08
13	202517065059-COMPLETE SPECIFICATION [08-07-2025(online)].pdf	2025-07-08
14	202517065059-FORM-26 [30-09-2025(online)].pdf	2025-09-30