Patents by Inventor William M. Wakefield, Sr.

William M. Wakefield, Sr. 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).

  • Vented shield for a plasma arc torch
    Patent number: D501632
    Type: Grant
    Filed: January 30, 2003
    Date of Patent: February 8, 2005
    Assignee: Thermal Dynamics Corporation
    Inventors: Roger W. Hewett, Jonathan Brasseur, William M. Wakefield, Sr., Walter Stark
  • Retainer cap for a plasma arc torch
    Patent number: D511663
    Type: Grant
    Filed: January 30, 2003
    Date of Patent: November 22, 2005
    Assignee: Thermal Dynamics Corporation
    Inventors: Roger W. Hewett, Jonathan Brasseur, William M. Wakefield, Sr.