Yu Ji Haeng patents

• Production apparatus and method for high purity hydrogen

  US-2025346486-A1 · Nov 13, 2025 · US

• Oxide-based three-layer structure composite electrolyte and all-solid-state battery using the same

  US-2025239645-A1 · Jul 24, 2025 · US

• Alkali metal thermal-to-electric converter having large effective ionization area

  US-2025015396-A1 · Jan 9, 2025 · US

• Method for manufacturing electrochemical device having exposed metal layer outside packaging

  US-11804337-B2 · Oct 31, 2023 · US

• Electrochemical device and method for manufacturing the same

  US-2022310332-A1 · Sep 29, 2022 · US

• Unit cell of solid oxide fuel cell, stack using the unit cell, and methods of manufacturing the unit cell and the stack

  US-9831517-B2 · Nov 28, 2017 · US

• Electrode-support type of gas-separation membrane module, tubular structure of same, production method for tubular structure, and hydrocarbon reforming method using same

  US-9724640-B2 · Aug 8, 2017 · US

• Unit cell of solid oxide fuel cell, stack using the unit cell, and methods of manufacturing the unit cell and the stack

  US-2016064767-A1 · Mar 3, 2016 · US

• Electrode-support type of gas-separation membrane module, tubular structure of same, production method for tubular structure, and hydrocarbon reforming method using same

  US-2015328582-A1 · Nov 19, 2015 · US

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