John Simon Davies

Person

  • Kwai Chung, HK

Patents Grantslast 30 patents

  • Information Patent Grant

    Loudspeaker

    • Patent number D770414
    • Issue date Nov 1, 2016
    • GP Acoustics International Limited
    • John Simon Davies
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Headphone

    • Patent number D704162
    • Issue date May 6, 2014
    • GP Acoustics International Limited
    • John Simon Davies
    • D14 - Recording, communication, or information retrieval equipment