Patents by Inventor Gavin M. Hall

Gavin M. Hall 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).

  • Nitrogen purge for combustion turbine liquid fuel system
    Patent number: 7296412
    Abstract: Method for preventing coking of liquid hydrocarbon fuel in a liquid fuel supply system of a gaseous fuel/liquid fuel combustion turbine comprises injecting nitrogen gas into the liquid fuel supply system to displace a portion of the liquid hydrocarbon fuel adjacent the combustion turbine and separate remaining liquid hydrocarbon fuel in the liquid fuel supply system from the combustion turbine.
    Type: Grant
    Filed: December 30, 2003
    Date of Patent: November 20, 2007
    Assignee: General Electric Company
    Inventors: Gavin M. Hall, Julio E. Mestroni
  • Magnetic card protection system
    Patent number: 4851610
    Abstract: A protective device for protecting the information on magnetically encoded areas of plastic cards comprising strips of a ferro-magnetic amorphous composition having a metal-glass characteristic situated adjacent and covering the magnetically encoded areas on either side so as to redirect any corrupting electromagnetic and statomagnetic fields. In a preferred embodiment, the protective strips are incorporated in a card holding unit.
    Type: Grant
    Filed: April 18, 1988
    Date of Patent: July 25, 1989
    Assignee: Integrated Card-Gard Corporation
    Inventors: Kenneth L. LeBlanc, Gavin M. Hall