Patents.us
Patents/Inventors

Chang-huan Shen

TaipeiTW2 patents

3 Patents

  • US123745112025
    Keycap

    Primax Electronics Ltd.

    0 cites
  • US123621102025
    Keycap

    Primax Electronics Ltd.

    0 cites
  • US122116572025
    Keycap

    Primax Electronics Ltd.

    0 cites