Yu-zeng Yang

4 Patents

• US125933812026

  Illumination Circuit

  Primax Electronics Ltd.

  0 cites
• US124987952025

  Input Device and Software Running Status Indication System

  Primax Electronics Ltd.

  0 cites
• US124513032025

  Key Structure

  Primax Electronics Ltd.

  0 cites
• US118107362023

  Light Adjusting Structure

  PRIMAX ELECTRONICS Ltd.

  0 cites