Patents by Inventor John S. Waite

John S. Waite 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).

  • Method of making a spark plug electrode
    Patent number: 4314392
    Abstract: A method of making a center electrode for a spark plug comprising uniting together, by heating and without the use of brazing materials, slugs of copper and nickel alloy and then extruding the united slugs to form a central electrode having a copper core and a nickel alloy sheath.
    Type: Grant
    Filed: December 5, 1979
    Date of Patent: February 9, 1982
    Assignee: GKN Floform Limited
    Inventor: John S. Waite
  • Universal joint outer member
    Patent number: 4287650
    Abstract: A method of making a universal joint outer member affording a cavity with axially extending grooves in the wall thereof for receiving torque transmitting balls, comprising fitting into a preformed outer member, of light weight material, one or more wear resistant elements which define the grooves, and subjecting the assembly to an extrusion operation to secure the groove-defining elements in position and form the outer member to size.
    Type: Grant
    Filed: October 22, 1979
    Date of Patent: September 8, 1981
    Assignee: GKN Transmissions Limited
    Inventors: Leslie G. Fisher, John S. Waite
  • Method of making semi-conductor mounts
    Patent number: 4072817
    Abstract: A method of making a mount for a solid state semi-conductor comprising a mounting part secured to a body element comprising the steps of positioning a mounting part in contact with a body element, applying heat to the body element in the region of the inter-face between the body element and the mounting part by conduction from the mounting part for a time and at a temperature to cause melting of the body element in the region of the inter-face and consequently to cause bonding of the mounting part to the body element.
    Type: Grant
    Filed: December 20, 1976
    Date of Patent: February 7, 1978
    Assignee: GKN Floform Limited
    Inventor: John S. Waite