Pi-jen Hsieh

4 Patents

• US121134172024

  Wiring Frame, Motor Stator, and Motor Applying Them

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• US116863722023

  Modularized Coaxial Gear Set Reduction Mechanism

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• US115787852023

  Short-axle-distance Large-speed-ratio Gear Set Structure

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• US115729322023

  Coupling Structure and Modularized Coaxial Gear Train Reduction Mechanism Using Same

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