Patents by Inventor Chen Kai-Hao

Chen Kai-Hao 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).

  • DUAL BAND PATCH ANTENNA
    Publication number: 20140028526
    Abstract: The present disclosure provides a dual band antenna. In one embodiment, the dual band antenna includes providing a trapezoidal monopole portion, wherein the trapezoidal monopole portion for operating in a low frequency range, a spiral portion coupled to the trapezoidal monopole portion, wherein the spiral portion for operating at a high frequency range, wherein the trapezoidal monopole portion and the spiral portion operate in multiple bands of a mobile communications network and a coaxial connection coupled to the trapezoidal monopole portion for communicatively coupling to a router.
    Type: Application
    Filed: July 25, 2013
    Publication date: January 30, 2014
    Applicant: Pro Brand International, Inc.
    Inventors: GAVIN JAMES COX, Hsu Yu-Chia, Chen Kai-Hao