Patents by Inventor Peter Christiaan den Boer

Peter Christiaan den Boer 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).

  • Ultrasonic inspection method and device for plastics walls
    Publication number: 20090114021
    Abstract: The invention relates to a method and system for ultrasonic time of flight diffraction inspection of a plastics wall, such as a pipe wall. The method comprises providing an ultrasound transmitter and transmitting an ultrasound signal having a nominal frequency into the wall, providing an ultrasound receiver and receiving the ultrasound signal transmitted through the wall. The ultrasound signal provided by the transmitter has a bandwidth of more than 80%, preferably more than 100% of the nominal frequency of the ultrasound signal provided by the transmitter.
    Type: Application
    Filed: July 16, 2008
    Publication date: May 7, 2009
    Inventor: Peter Christiaan den Boer