Patents by Inventor Ying-Ju Chu

Ying-Ju Chu 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).

  • Optical parallelism system for extended reality metrology
    Patent number: 11971249
    Abstract: An optical system including an enclosure including a front end and a rear end, a first pair of apertures configured to be disposed on a front plane on the front end of the enclosure and a single optical lens system disposed between the front end and the rear end of the enclosure, wherein the first pair of apertures are configured to allow sets of light rays into the enclosure through the single optical lens system to be cast on an image plane as first and second spots, the image plane being parallel to the front plane, if the first and second spots are concentrically disposed, the sets of light rays are determined to be parallelly disposed with respect to one another, otherwise the sets of light rays are determined to not be parallelly disposed with one another.
    Type: Grant
    Filed: October 30, 2023
    Date of Patent: April 30, 2024
    Assignee: MLOptic Corp.
    Inventors: Pengfei Wu, Ying-Ju Chu, Sean Huentelman