Sung-joo Kim

7 Patents

• US125598292026

  Hot-dip Zn—al—mg-based Alloy-plated Steel Material Having Excellent Corrosion Resistance of Processed Portion, and Method for Manufacturing Same

  POSCO

  0 cites
• US125347912026

  Plated Steel Sheet Having Excellent Corrosion Resistance, Galling Resistance, Workability and Surface Property and Method for Manufacturing Same

  POSCO COATED & COLOR STEEL CO., Ltd.

  0 cites
• US124354052025

  Hot-dipped Galvanized Steel Sheet Having Excellent Bending Workability and Corrosion Resistance and Manufacturing Method Therefor

  POSCO

  0 cites
• US124105032025

  Plated Steel Sheet Having Excellent Corrosion Resistance and Bendability and Method for Manufacturing Same

  POSCO CO., Ltd

  0 cites
• US122701082025

  Plated Steel Sheet Having Excellent Corrosion Resistance, Workability and Surface Quality and Method for Manufacturing Same

  POSCO CO., Ltd

  0 cites
• US120548292024

  Plated Steel Sheet Having Excellent Corrosion Resistance, Galling Resistance, Workability and Surface Property

  POSCO COATED & COLOR STEEL CO., Ltd.

  0 cites
• US120065762024

  Plated Steel Sheet Having Excellent Corrosion Resistance, Galling Resistance, Workability and Surface Property

  POSCO COATED & COLOR STEEL CO., Ltd.

  0 cites