Patents by Inventor Raymond Ora Butler, Jr.

Raymond Ora Butler, Jr. 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).

  • High accuracy angle based rotation sensor with time based back up
    Patent number: 5731702
    Abstract: A rotation sensor includes a binary encoded target wheel and a pair of sensors disposed about the target wheel periphery. One of the sensors provides a signal indicative of the passage of regular angular intervals of the target wheel and the other of the sensors provides binary states corresponding to the regular angular intervals.
    Type: Grant
    Filed: August 21, 1996
    Date of Patent: March 24, 1998
    Assignee: General Motors Corporation
    Inventors: Thaddeus Schroeder, Bruno Patrice Bernard LeQuesne, Raymond Ora Butler, Jr., Anthony Leo Marks
  • 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.