Patents by Inventor Stephen D. Tetlow

Stephen D. Tetlow 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).

  • Communication system for inductive power transfer system
    Patent number: 8294555
    Abstract: A return communication system and method for an Inductive Power Transfer (IPT) System allows a pick-up device (3) to receive an instruction and supply a load (36) in such a way that a predetermined variation occurs in current in the primary conductive path (2) of the system The variation may be detected and decoded to determine a response from the pick-up to the instruction.
    Type: Grant
    Filed: June 22, 2006
    Date of Patent: October 23, 2012
    Assignee: Auckland UniServices Limited
    Inventor: Stephen D. Tetlow