Patents by Inventor George A. Kotler

George A. Kotler 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).

  • Fiber optic directional coupler
    Patent number: 4601541
    Abstract: Apparatus and method of manufacture for coupling optical power between two strands of fiber optic material in a given direction of propagation. The coupler employs generally parallel, intersecting strands of fiber optic material having the cladding removed on one side thereof to within a few microns of the fiber cores in the region of intersection to permit light transfer between the strands.
    Type: Grant
    Filed: October 21, 1983
    Date of Patent: July 22, 1986
    Assignee: The Board of Trustees of Leland Stanford Junior University
    Inventors: Herbert J. Shaw, Ralph A. Bergh, George A. Kotler