Patents by Inventor Clive T. Walker

Clive T. Walker 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).

  • Secondary-electron detector for analyzing irradiated samples for scanning electron microscopes and microprobes
    Patent number: 4405861
    Abstract: A secondary-electron detector for the analysis of irradiated samples in scanning electron microscopes and microprobes, including an electron collector 12 arranged along a curved or angular path, an electron accelerator 13, a scintillator 24, a light guide 27 and a photomultiplier 28. To enable more effective investigation of irradiated nuclear fuels and to improve the magnification power, a spectrometer 20 and a Wehnelt cylinder 25 are provided between the accelerator and the scintillator.
    Type: Grant
    Filed: August 20, 1981
    Date of Patent: September 20, 1983
    Assignee: European Atomic Energy Community (Euratom)
    Inventors: Giancarlo Giacchetti, Jurgen Ransch, Clive T. Walker