Patents by Inventor Gregory Stuart Simms

Gregory Stuart Simms 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).

  • Methods and apparatus for a signal distortion based detection system
    Patent number: 6737617
    Abstract: Methods and Apparatus for detecting the presence of a conductor near an inductive coupling loop are disclosed. The method includes supplying an excitation to the coupling loop, measuring the signal distortion induced by the excitation signal, and monitoring the distortion in the signal for a change in harmonic content.
    Type: Grant
    Filed: January 24, 2000
    Date of Patent: May 18, 2004
    Assignee: General Electric Company
    Inventors: Wolfgang Daum, Tam Nolan, Gregory Stuart Simms, Dan Lewis Ahks