Patents/Assignees

POSCO CO., Ltd

246 patents in portfolio

US12272474utility2025
Non-oriented Electrical Steel Sheet and Manufacturing Method Therefor
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US12264377utility2025
Non-oriented Electrical Steel Sheet and Method for Producing Same
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US12264387utility2025
Steel Plate Having Excellent Heat Affected Zone Toughness and Method for Manufacturing Thereof
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US12258657utility2025
Hot-rolled Steel Sheet Having Excellent Impact Resistance, Steel Pipe, Member, and Manufacturing Methods Therefor
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US12251922utility2025
Method for Manufacturing Electrical Steel Sheet Product
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US12252759utility2025
High Strength Steel Sheet Having Excellent Workability and Method for Manufacturing Same
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US12247309utility2025
Ferritic Stainless Steel Having Improved Corrosion Resistance, and Manufacturing Method Therefor
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US12241134utility2025
High-strength Hot-rolled Plated Steel Sheet, and Method for Producing Same
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US12241135utility2025
High-strength Hot-rolled Steel Sheet Having Excellent Blanking Properties and Uniformity, and Manufacturing Method Thereof
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US12241161utility2025
Aluminum-zinc Alloy Plated Steel Sheet Having Excellent Hot Workability and Corrosion Resistance, and Method for Manufacturing Same
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US12226976utility2025
Manufacturing Method of Aluminum-based Alloy Plated Steel
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US12227824utility2025
Steel Wire Rod Enabling Omission of Softening Heat Treatment and Method of Manufacturing Same
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US12227826utility2025
Steel Plate for Pressure Vessel Having Excellent Hydrogen Induced Cracking Resistance and Method of Manufacturing Same
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US12221680utility2025
Cryogenic Austenitic High-manganese Steel Having Excellent Corrosion Resistance, and Manufacturing Method Therefor
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US12221681utility2025
Steel Plate for High Temperature Applications Having Excellent Strength at High Temperature and Method for Manufacturing the Same
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US12221682utility2025
Ultrahigh-strength Steel Having Excellent Cold Workability and SSC Resistance, and Manufacturing Method Therefor
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US12221700utility2025
High-strength Aluminum Coated Steel Sheet Having Excellent Anti-corrosion Properties and Weldability, and Manufacturing Method Thereof
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US12221701utility2025
Welded Member of Galvanized Steel Sheets
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US12221702utility2025
Surface Treatment Solution Composition Containing Trivalent Chromium and Inorganic Compound, and Method for Manufacturing Hot Dip Galvanized Steel Sheet Surface-treated Using Same
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US12221707utility2025
Acid-resistant Steel Sheet and Manufacturing Method Therefor
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