Patents by Inventor Joseph P. Lorenzo

Joseph P. Lorenzo 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).

  • Guided-wave optical power divider
    Patent number: 4693546
    Abstract: A guided-wave optical power divider having a body made entirely of crystalline silicon and wherein the crossover region of intersecting light guiding channels is doped with a predetermined amount of impurities. By appropriate use of impurities it is possible to create permanent optical power dividers in which a light beam is preselectively directed to follow a preselected path.
    Type: Grant
    Filed: February 24, 1986
    Date of Patent: September 15, 1987
    Assignee: The United States of America as represented by the Secretary of the Air Force
    Inventors: Joseph P. Lorenzo, Richard A. Soref