Patents by Inventor Howard C. Eberline

Howard C. Eberline 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).

  • Patent number: 4093936
    Abstract: A logging method and apparatus for measuring parameters of an earth formation near a borehole wherein a first downhole logging device is connected to a first surface measuring apparatus via a coaxial cable in a first mode of operation of the logging apparatus and wherein a second downhole logging device is connected to a second surface measuring apparatus and to a surface power supply via the coaxial cable in a second mode of operation of the logging apparatus, the second downhole logging device being connected to the coaxial cable in response to the surface power supply being connected to the coaxial cable.
    Type: Grant
    Filed: December 27, 1976
    Date of Patent: June 6, 1978
    Assignee: Kerr-McGee Corporation
    Inventors: Howard C. Eberline, Jack L. Moon