Patents by Inventor Tod Williamson

Tod Williamson 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).

  • Self-mode-stirred microwave heating for a particulate trap
    Patent number: 6854261
    Abstract: A method and apparatus for initiating regeneration in a particulate trap including the steps of locating self-mode-stirring microwave-absorbing material in the particulate trap in areas that particulates build up, generating microwaves, absorbing microwaves with the microwave-absorbing material, and controlling the microwaves to initiate a burn-off of particulates.
    Type: Grant
    Filed: July 22, 2002
    Date of Patent: February 15, 2005
    Assignee: General Motors Corporation
    Inventors: Tod Williamson, Kevin W. Kirby, Amanda Phelps
  • Self-mode-stirred microwave heating for a particulate trap
    Publication number: 20040011024
    Abstract: A method and apparatus for initiating regeneration in a particulate trap including the steps of locating self-mode-stirring microwave-absorbing material in the particulate trap in areas that particulates build up, generating microwaves, absorbing microwaves with the microwave-absorbing material, and controlling the microwaves to initiate a burn-off of particulates.
    Type: Application
    Filed: July 22, 2002
    Publication date: January 22, 2004
    Inventors: Tod Williamson, Kevin W. Kirby, Amanda Phelps