Patents by Inventor Anne P. Hiltner

Anne P. Hiltner 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).

  • Aspherical grin lens
    Patent number: 9435918
    Abstract: A method of fabricating an aspherical gradient refractive index lens includes co-extruding a first polymer material having a first refractive index and a second polymer material having a second refractive index different than the first refractive index to form multilayered polymer composite films, assembling the multilayered polymer composite films into a multilayer composite GRIN sheet and shaping the multilayered composite GRIN sheet into an aspherical lens.
    Type: Grant
    Filed: April 17, 2013
    Date of Patent: September 6, 2016
    Assignee: Case Western Reserve University
    Inventors: Eric Baer, Anne P. Hiltner, Michael T. Ponting