Patents by Inventor Bruno Meignan

Bruno Meignan 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).

  • Process and apparatus for testing of rails by ultrasound
    Patent number: 4457178
    Abstract: Beams of ultrasound are transmitted into a rail. The transmission alternates between vertical and oblique beams. Transmission of the beams and reception of ultrasonic echoes is accomplished by a probe which includes a two channel ultrasonic transducer. The echoes are displayed simultaneously on two linear arrays of LED's which are arranged to resemble the relationship between a vertical beam and an oblique beam.
    Type: Grant
    Filed: March 26, 1982
    Date of Patent: July 3, 1984
    Assignee: Matix Industries, Inc.
    Inventors: Jean-Pierre Turbe, Bruno Meignan