Patents by Inventor Reino Tarvainen

Reino Tarvainen 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).

  • Measuring apparatus for measuring faults in a pipeline
    Patent number: 5268952
    Abstract: A measuring apparatus comprising a gamma radiation or x-ray source (2), two detectors (3,3.sup.1) and an output device, for measuring faults in a pipe (1) and for observing foreign objects present in the pipe. A procedure, in particular one for observing faults of a pipe and foreign objects present in a pipe, wherein the measuring apparatus and the pipe (1) are moved relative to each other.
    Type: Grant
    Filed: May 21, 1992
    Date of Patent: December 7, 1993
    Assignee: Valtion Teknillinen Tutkimuskeskus
    Inventor: Reino Tarvainen