Patents by Inventor Richard Laurence Haisley

Richard Laurence Haisley 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).

  • Integrated ignition coil and spark plug
    Patent number: 5706792
    Abstract: A spark plug and ignition coil having concentrically wound primary and secondary coils about a plastic coated iron core are integrated in a dielectric fluid filled assembly characterized by advantageous employment of structurally inherent capacitances for radio frequency attenuation.
    Type: Grant
    Filed: December 10, 1996
    Date of Patent: January 13, 1998
    Assignee: General Motors Corporation
    Inventors: James Alva Boyer, Dwayne Allen Huntzinger, Harry Oliver Levers, Jr., Albert Anthony Skinner, Richard Laurence Haisley, Raymond Ora Butler, Jr.