Patents by Inventor Chunwai Leung

Chunwai Leung 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).

  • Near field communication (NFC) tag
    Patent number: 10847886
    Abstract: A near field communication (NFC) tag including an antenna having an inner loop portion coupled with an outer loop portion, and an integrated circuit chip attached to the inner loop portion or outer loop portion of the antenna; wherein the inner and outer loop portions of the antenna are arranged to increase a coupling range of the tag with an external tag reader.
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: November 24, 2020
    Assignee: Hong Kong R&D Centre for Logistics and Supply Chai
    Inventors: Chilun Mak, Jingtian Xi, Chunwai Leung
  • NEAR FIELD COMMUNICATION (NFC) TAG
    Publication number: 20170244167
    Abstract: A near field communication (NFC) tag including an antenna having an inner loop portion coupled with an outer loop portion, and an integrated circuit chip attached to the inner loop portion or outer loop portion of the antenna; wherein the inner and outer loop portions of the antenna are arranged to increase a coupling range of the tag with an external tag reader.
    Type: Application
    Filed: September 30, 2014
    Publication date: August 24, 2017
    Inventors: Chilun Mak, Jingtian Xi, Chunwai Leung