Patents by Inventor James Babek

James Babek 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).

  • Eccentric fluid displacement sleeve
    Patent number: 5419395
    Abstract: An eccentric fluid displacement sleeve is disclosed for use with a measurement-while-drilling instrument, to convert the instrument for use in different size boreholes. The sleeve is made eccentric by either increasing or decreasing the thicknesses of positioning blades on the periphery of the sleeve, while maintaining the thickness of the fluid displacement blade aligned with the detectors.
    Type: Grant
    Filed: November 12, 1993
    Date of Patent: May 30, 1995
    Assignee: Baker Hughes Incorporated
    Inventors: Peter R. Harvey, George S. Findlay, Denis P. Biglin, James Babek