Patents by Inventor Dan John PIERCE

Dan John PIERCE 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).

  • ADJUSTABLE COIL FOR MAGNETIC PARTICLE INSPECTION
    Publication number: 20180180687
    Abstract: An adjustable electric coil for magnetic particle inspection has a plurality of telescopically interconnected sections. Each of the interconnected sections includes a connector element and a conducting element. The conducting element is joined at a proximal end to an end surface of a peripheral wall of the connector element, and a central opening is defined through the connector element on one side of the conducting element. The conducting element of each section is inserted through the central opening of an adjacent connector element of an adjacent section.
    Type: Application
    Filed: December 23, 2016
    Publication date: June 28, 2018
    Applicant: CATERPILLAR INC.
    Inventors: Christopher Anthony KINNEY, Dale Clifford GRIGORENKO, Dan John PIERCE