Patents by Inventor Prescott D. Crout

Prescott D. Crout 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).

  • Low frequency passive guidance method
    Patent number: 4058275
    Abstract: A system for detecting the low frequency electromagnetic field radiated by lectrical and electronic equipment comprising field coils oriented perpendicularly to a missile axis.
    Type: Grant
    Filed: December 28, 1970
    Date of Patent: November 15, 1977
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Clarence K. Banks, Prescott D. Crout, Paul B. Homer
  • Short range passive electromagnetic detector
    Patent number: 3939770
    Abstract: A short range passive detector for detonating a mine comprising a bridge cuit which utilizes the mine tripwire wire-to-ground capacitance as one arm of the bridge and associated circuitry for zero adjusting the bridge automatically to render the bridge independent of wire-to-ground height and yet allow sudden changes of capacitance to cause mine detonation.
    Type: Grant
    Filed: December 22, 1971
    Date of Patent: February 24, 1976
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Paul H. Amundson, Prescott D. Crout