Patents by Inventor Thomas R. Keith, Jr.

Thomas R. Keith, Jr. 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).

  • Transducer positioner for testing tubes from inside diameter
    Patent number: 4030370
    Abstract: A transducer positioner for testing conduits from the interior comprising a standard pulse-echo ultrasonic instrument converted to a detection package comprisingA. a head which positions at least two transducers simultaneouslyB. a connecting tube to provide a water column for coupling each transducer to the conduit to be testedC. connecting cables from each transducer to the ultrasonic source instrument, andD. a terminal box containing connectors and a calibration transducer.
    Type: Grant
    Filed: February 25, 1976
    Date of Patent: June 21, 1977
    Assignee: Continental Oil Company
    Inventor: Thomas R. Keith, Jr.