Patents by Inventor III Joo Lee

III Joo Lee 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).

  • ANTIREFLECTIVE LENS FOR INFRARED RAYS
    Publication number: 20210173124
    Abstract: Disclosed are an antireflective lens for infrared rays that eliminates wavelengths in an infrared region to thus improve an antireflective effect and a method of manufacturing the same. The antireflective lens for infrared rays may be an antireflective lens used in an infrared band. The antireflective lens includes a lens base part including a base refractive material having a refractive index of about 3.0 or greater and an antireflective coating part formed on a front surface of the lens base part.
    Type: Application
    Filed: August 14, 2020
    Publication date: June 10, 2021
    Inventors: Seung Chan Hong, III Joo Lee, Seungwoo Lee, Ji-hyeok Huh