Patents by Inventor Hanlyun Cho

Hanlyun Cho 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 lens and lighting device using the same
    Patent number: 11193649
    Abstract: An optical lens capable of miniaturization and capable of easily implementing various optical characteristics and a lighting device using the same are provided. The optical lens includes a lens body including an incident surface and an emitting surface; and a plurality of nano holes that extend in a direction from the incident surface toward the emitting surface, and is formed to communicate with at least one of the incident surface or the emitting surface. In particular, the plurality of nano holes change a phase of light that is incident on the lens body.
    Type: Grant
    Filed: October 6, 2020
    Date of Patent: December 7, 2021
    Assignees: SL Corporation, POSTECH Research and Business Development Foundation
    Inventors: Hyeong Do Kim, Jong Woon Kim, Junsuk Rho, Heonyeong Jeong, Hanlyun Cho, Younghwan Yang, Jaehyuck Jang, Inki Kim
  • OPTICAL LENS AND LIGHTING DEVICE USING THE SAME
    Publication number: 20210164636
    Abstract: An optical lens capable of miniaturization and capable of easily implementing various optical characteristics and a lighting device using the same are provided. The optical lens includes a lens body including an incident surface and an emitting surface; and a plurality of nano holes that extend in a direction from the incident surface toward the emitting surface, and is formed to communicate with at least one of the incident surface or the emitting surface. In particular, the plurality of nano holes change a phase of light that is incident on the lens body.
    Type: Application
    Filed: October 6, 2020
    Publication date: June 3, 2021
    Inventors: Hyeong Do Kim, Jong Woon Kim, Junsuk Rho, Heonyeong Jeong, Hanlyun Cho, Younghwan Yang, Jaehyuck Jang, Inki Kim