Patents by Inventor Leslie E. Doherty

Leslie E. Doherty 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).

  • Signal analysis
    Patent number: 4152642
    Abstract: A method of signal analysis in which the signal in digital form has range values and domain values at successive turning points of range values stored in a memory; upon the signal passing through a penultimate stored value of range, the last two stored values of range and associated domain values are extracted for separate use and are deleted from the memory and hence from subsequent comparisons.
    Type: Grant
    Filed: August 10, 1977
    Date of Patent: May 1, 1979
    Inventor: Leslie E. Doherty