Patents by Inventor Frederick Brian McKee

Frederick Brian McKee 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).

  • Magnetic compass arrangements
    Patent number: 4077131
    Abstract: A magnetic compass arrangement for use on a road vehicle consists of two magnets mounted so that tilt or acceleration of the vehicle produces equal and opposite errors in them. The errors are cancelled and a substantially error free output signal representative of direction is provided.
    Type: Grant
    Filed: July 20, 1976
    Date of Patent: March 7, 1978
    Assignee: The Marconi Company Limited
    Inventor: Frederick Brian McKee