Patents by Inventor Joong-Eok KIM

Joong-Eok KIM 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).

  • PLASTIC LENS, METHOD FOR MANUFACTURING PLASTIC LENS, AND MOLDING APPARATUS FOR MANUFACTURING PLASTIC LENS
    Publication number: 20230256693
    Abstract: A method of manufacturing a plastic lens includes first heating of a lens preform, disposing the lens preform in a molding apparatus, second heating of the lens preform, pressing the lens preform with the molding apparatus, and cooling the molding apparatus.
    Type: Application
    Filed: June 17, 2021
    Publication date: August 17, 2023
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Dong-soo HAM, Hyun-ji KIM, Joong-Eok KIM, Hyun-Joong LEE