Patents by Inventor Steven W. Ducket

Steven W. Ducket 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).

  • Method for determining formation characteristics with enhanced vertical resolution
    Patent number: 4794792
    Abstract: A method for determining a characteristic of a subsurface geological formation enhances the vertical resolution of dual-detector measurements by utilizing a continuous calibration factor which is obtained from an environmentally compensated characteristic derived from at least two resolution-matched sensor signals, and from a resolution-matched sensor signal from the near-detector of the tool.
    Type: Grant
    Filed: March 3, 1988
    Date of Patent: January 3, 1989
    Assignee: Schlumberger Technology Corporation
    Inventors: Charles Flaum, James E. Galford, Steven W. Ducket