Patents/Assignees

POSCO

73 patents in portfolio

US11981973utility2024
Zinc Plated Steel Sheet Having Excellent Fatigue Strength of Electrical Resistance Spot Welds, and Manufacturing Method Thereof
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US11897229utility2024
Aluminum Alloy-plated Steel Sheet Having Excellent Workability and Corrosion Resistance and Method for Manufacturing Same
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US11897371utility2024
Seat Frame
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US11898252utility2024
Aluminum-based Alloy-plated Steel Sheet Having Excellent Workability and Corrosion Resistance, and Manufacturing Method Therefor
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US11883906utility2024
High Manganese Steel Pipe with Step-out Weld Zone Erosion-corrosion Resistance and Method of Making the Same
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US11833778utility2023
Plating Steel Sheet for Hot Press Forming, Forming Member Using Same, and Manufacturing Method Therefor
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US11772199utility2023
Grain-oriented Electrical Steel Sheet and Magnetic Domain Refinement Method Therefor
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US11732323utility2023
Plated Steel Sheet for Hot Press Forming Having Excellent Impact Property, Hot Press Formed Part, and Manufacturing Method Thereof
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US11692259utility2023
High-strength Hot-dip Zinc Plated Steel Material Having Excellent Plating Properties and Method for Preparing Same
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US11578379utility2023
Cold-rolled Steel Sheet Having Excellent High-temperature Properties and Room-temperature Workability
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US11571729utility2023
Roll Stamping Apparatus and Method
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US11549167utility2023
Steel Sheet Plated with Al—fe Alloy for Hot Press Forming Having Excellent Corrosion Resistance and Heat Resistance, Hot Press Formed Part, and Manufacturing Method Therefor
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US8343367utility2013
Method for Forming Continuous Channel of the Surface of Casting Roll for the Twin Roll Strip Casting Process
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