Young Ju Choi

4 Patents

• US124213602025

  Oxygen Barrier Film, Food Packaging Material Comprising Same, and Method for Producing Oxygen Barrier Film

  EVERCHEMTECH CO., Ltd.

  0 cites
• US123982502025

  Oxygen Barrier Film, Food Packaging Material Comprising Same, and Method for Producing Oxygen Barrier Film

  EVERCHEMTECH Co., Ltd.

  0 cites
• US118227652023

  Method for Managing Item List and an Apparatus for the Same

  Coupang Corp.

  0 cites
• US117415342023

  Operating Method, Electronic Apparatus, and User Device for Offering Item Information and Electronic Apparatus Supporting Thereof

  Coupang Corp.

  0 cites