Patents by Inventor John W. Schofield

John W. Schofield 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).

  • Missile defence system
    Patent number: 4925129
    Abstract: A missile defence system for guiding a sub-projectile to intercept and destroy a target includes a radar tracker to acquire and track the target, predictor means for determining the predicted track of the target, and a guided projectile for being guided onto a rear reciprocal track of the target. The guided projectile includes an optical tracker for acquiring and tracking the target at relatively small distances and a sub-projectile for being guided onto the line of sight connecting the optical tracker and the target thereby to intercept and destroy the target.
    Type: Grant
    Filed: April 16, 1987
    Date of Patent: May 15, 1990
    Assignee: British Aerospace public limited company
    Inventors: David Salkeld, John W. Schofield