Patents by Inventor Christopher Howe Kwan

Christopher Howe Kwan 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).

  • INDUCTIVE POWER TRANSFER SYSTEM
    Publication number: 20170302086
    Abstract: There is provided a near-field inductive power transfer system (10), comprising a power transmission device (100) arranged to transmit power wirelessly at a first frequency, f0, and a power reception device (200) arranged to receive power transmitted by the power transmission device (100). The power reception device (200) is moveable relative to the power transmission device (100) and comprises a receiver circuit (210) configured to receive power for powering a variable load (230) when the power reception device (200) is in a near-field region of the power transmission device (100), the receiver circuit being a resonant circuit with a resonant frequency, fR, such that 0.2<f0/fR<3.
    Type: Application
    Filed: September 25, 2015
    Publication date: October 19, 2017
    Inventors: Christopher Howe Kwan, Manuel Pinuela Rangel, Paul Mitcheson, David Yates