Yong Hwan Oh

4 Patents

• US122760752025

  Turning Earth Anchor Structure for Suppressing Top Displacement, and Two-row Self-supporting Temporary Earth Retaining Structure Having a Manual Resistor Block

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• US121523612024

  Temporary Earth-retaining Structure Using Guide Bracket, and Construction Method Therefor

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• US121043432024

  Thumb Pile Including Fitting Bracket and Method for Constructing Structure for Temporary Earth Retaining

  SINHWA PS E&C CO., Ltd.

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• US120606892024

  Provisional Facility for Retaining Earth by Using Ground Anchors and Guide Brackets for Stepwise Retention During Deep Excavation, and Method for Constructing Same

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