Patents by Inventor Au Sze Keung

Au Sze Keung has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Music listening and playing apparatus
    Publication number: 20140254853
    Abstract: A headset apparatus is provided, the apparatus comprises: a headband; at least two connectors, each of the connectors has at least two arms, a first arm being shorter than a second arm; and at least two speakers, each speaker comprising an audio output element on a first side, each of the audio output elements of each of the speakers face one another during a first music listening mode, and each of the audio output elements of the speakers are designed to be rotated away from one another during a second music playing mode, the rotation causing the change in modes.
    Type: Application
    Filed: March 8, 2013
    Publication date: September 11, 2014
    Inventors: Gregory Blonder, Au Sze Keung