Patents by Inventor Charles Edward Waddles

Charles Edward Waddles 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).

  • Powder coating thickness gauge
    Patent number: 6026586
    Abstract: A detector for measuring a thickness of a powder on a surface includes a body; a device extending from the body for facilitating holding the body on the surface; and a plurality of teeth extending from the body and spaced from each other along the plane, each of the teeth being defined by two walls extending from the body so as to form a distinct line of intersection extending perpendicular to the plane at a point remote from the body, each of the teeth being of a different length.
    Type: Grant
    Filed: December 8, 1997
    Date of Patent: February 22, 2000
    Assignee: Defelsko Corporation
    Inventor: Charles Edward Waddles