Patents by Inventor Andrew William CUNNINGHAM

Andrew William CUNNINGHAM 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).

  • Power supply systems
    Patent number: 10290419
    Abstract: A power supply system including: a power supply configured to provide a constant AC current; a power transmission line connected to the power supply to form a closed circuit; and at least one pickup configured to accept and slidingly engage with the power transmission line such that the pickup completely encircles a portion of the power transmission line threaded through the pickup, and to inductively couple to the power transmission line, wherein the at least one pickup can be positioned at any point along the length of the power transmission line by sliding it along the power transmission line.
    Type: Grant
    Filed: November 14, 2013
    Date of Patent: May 14, 2019
    Assignee: HUNZA HOLDINGS LIMITED
    Inventor: Andrew William Cunningham
  • POWER SUPPLY SYSTEMS
    Publication number: 20150332846
    Abstract: A power supply system including: a power supply configured to provide a constant AC current; a power transmission line connected to the power supply to form a closed circuit; and at least one pickup configured to accept and slidingly engage with the power transmission line such that the pickup completely encircles a portion of the power transmission line threaded through the pickup, and to inductively couple to the power transmission line, wherein the at least one pickup can be positioned at any point along the length of the power transmission line by sliding it along the power transmission line.
    Type: Application
    Filed: November 14, 2013
    Publication date: November 19, 2015
    Inventor: Andrew William CUNNINGHAM