Joon Ha Hwang

5 Patents

• US126096382026

  Triboelectric Energy Generating Device Including Ferroelectric Composite and Driven by Ultrasonic Wave

  Research & Business Foundation Sungkyunkwan University

  0 cites
• USD10958582025

  Nerve Stimulation Device

  ENERGY MINING Co., Ltd.

  0 cites
• US123230762025

  Ultrasonic Wave-driven Triboelectric Generator with Self-gap Formed Using Plasma Etching

  Research & Business Foundation Sungkyunkwan University

  0 cites
• US121865652025

  Ultrasonic Triboelectric Generating Device and Electroceutical for Nerve Stimulation Provided with Same

  ENERGY MINING Co., Ltd.

  0 cites
• US118781902024

  Triboelectric Generator Including Nano-composite Time-limited via Selective Ultrasound Application Thereto and Neurostimulation Therapy Device Using the Same

  ENERGY MINING CO., Ltd

  0 cites