Patents by Inventor Clive D. Goodchild

Clive D. Goodchild 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).

  • Nuclear event detectors
    Patent number: 5010321
    Abstract: An arrangement for protecting selected devices of an electronic equipment from radiation, e.g. resulting from a nuclear event, including a timing circuit (13) responsive to the output of a radiation sensing device (11) first to operate a first switch (35a) to isolate a power supply rail for the devices from the power supply to the equipment when the radiation level exceeds a predetermined level, and then to operate a second switch (35b) to ground the supply rail, thereby shunting to ground residual stored energy in devices connected to the rail.
    Type: Grant
    Filed: October 2, 1989
    Date of Patent: April 23, 1991
    Assignee: Gec-Marconi Limited
    Inventors: David J. Larner, Clive D. Goodchild