Patents by Inventor Edward W. Robnett

Edward W. Robnett 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).

  • Apparatus and method for clock shift correction for measurement-while-drilling measurements
    Patent number: 8902695
    Abstract: The disclosure provides a method which includes transmitting signals over a time period between a downhole location and a surface location during drilling of a wellbore; recording the time of each signal at the surface using a surface clock and the time of each signal downhole using a downhole clock; and correcting the downhole measurements using the recorded times.
    Type: Grant
    Filed: December 3, 2007
    Date of Patent: December 2, 2014
    Assignee: Baker Hughes Incorporated
    Inventors: Dmitriy Dashevskiy, Patrick J. McGinley, John D. Macpherson, Andrew G. Brooks, Thomas G. Dahl, Mitchell G. Pinnell, Paul Gerard Cairns, Robin F. Randall, Mark Andrew Hill, Edward W. Robnett
  • Apparatus and Method for Clock Shift Correction for Measurement-While-Drilling Measurements
    Publication number: 20080137474
    Abstract: The disclosure provides a method which includes transmitting signals over a time period between a downhole location and a surface location during drilling of a wellbore; recording the time of each signal at the surface using a surface clock and the time of each signal downhole using a downhole clock; and correcting the downhole measurements using the recorded times.
    Type: Application
    Filed: December 3, 2007
    Publication date: June 12, 2008
    Applicant: BAKER HUGHES INCORPORATED
    Inventors: Dmitriy Dashevskiy, Patrick J. McGinley, John D. MacPherson, Andrew G. Brooks, Thomas G. Dahl, Mitchell G. Pinnell, Paul Gerard Cairns, Robin F. Randall, Mark Andrew Hill, Edward W. Robnett