Patents by Inventor Colin P. McGinty

Colin P. McGinty 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).

  • Tunable Photoalignment
    Publication number: 20230004049
    Abstract: The azo dye brilliant yellow operates to align liquid crystal molecules in three dimensions, for example to establish a desired in-plane alignment and pre-tilt angle. This technique provides a wide range selectable and re-writable pretilt angles from 0° to nearly 90°.
    Type: Application
    Filed: June 30, 2022
    Publication date: January 5, 2023
    Inventors: Christopher M. Spillmann, Colin P. McGinty, Jakub Kolacz, Henry G. Gotjen
  • Compact non-mechanical zoom lens having focal lengths dependent upon left- or right-handedness of circularly polarized light
    Patent number: 10634881
    Abstract: An optical magnification system comprises two Pancharatnam lenses, and provides a first magnification for left-hand circularly polarized light and a second magnification different from the first magnification for right-hand circularly polarized light. An optical magnification system comprises two lenses, each having different focal lengths for left-handed and right-handed circularly polarized light, respectively, and configured to provide a first magnification for left-handed circularly polarized light and a second magnification different from the first magnification for right-handed circularly polarized light.
    Type: Grant
    Filed: March 25, 2016
    Date of Patent: April 28, 2020
    Assignee: Kent State University
    Inventors: Kun Gao, Hsien-Hui Cheng, Philip Bos, Colin P. McGinty, Achintya Bhowmik