Patents by Inventor Mark B. Manley

Mark B. Manley 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).

  • Endoscope
    Patent number: 4659221
    Abstract: The present invention relates to an endoscope for the examination of the interiors of lightening holes in gas turbine engine blades. A light beam is projected toward a beam splitter and reflected by the beam splitter into the lightening hole for illumination of the hole. An observation lens system is arranged to allow an observer to view the illuminated hole through the beam splitter.
    Type: Grant
    Filed: March 26, 1984
    Date of Patent: April 21, 1987
    Assignee: General Electric Company
    Inventors: Truman F. Kellie, Teresa M. Motz, Mark B. Manley, Charles W. Donaldson