Patents by Inventor Kevin L. Johson

Kevin L. Johson 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).

  • Detection of surface and buried objects
    Publication number: 20100277358
    Abstract: A sensor head includes a ground penetrating radar (GPR) system and a continuous-wave metal detector (CWMD). The GPR system includes a transceiver configured to transmit radiation toward an object and to receive radiation from the object. The CWMD includes a transmission antenna configured to produce a first magnetic field in the vicinity of the object sufficient to generate a current in the object, and a receive antenna configured to sense a second magnetic field produced by the current generated in the object.
    Type: Application
    Filed: March 3, 2010
    Publication date: November 4, 2010
    Applicant: L-3 Communications CyTerra Corporation
    Inventors: Herbert Duvoisin, III, Kevin L. Johson