Patents by Inventor Choong Deuk Kim

Choong Deuk 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).

  • Publication number: 20230256722
    Abstract: Proposed are a method of manufacturing a polarizing film and the polarizing film thereto that is not harmful to the human body by making the surface of a PC film hydrophilic, and laminating it with a PVA film using water-based adhesive on the surface of the hydrophilic PC film, in manufacturing the polarizing film by laminating a polycarbonate (PC: polyvinyl alcohol) film and a polyvinyl alcohol (PVA: polyvinyl alcohol) film constituting the polarizing film.
    Type: Application
    Filed: August 3, 2020
    Publication date: August 17, 2023
    Inventor: Choong Deuk KIM
  • Publication number: 20230152605
    Abstract: A pair of glasses having an air curtain function includes an eye part in which lenses are mounted and a temple connected to a rear surface of the eye part, in which the eye part is composed of a rim that forms a frame such that lenses are mounted, and has an air channel through which air that is supplied through the temple is transferred and discharge holes through which the air transferred through the air channel is discharged, and joints that are integrally formed on rear surfaces of both ends of the rim and to which the temple is connected.
    Type: Application
    Filed: March 4, 2021
    Publication date: May 18, 2023
    Inventor: Choong Deuk KIM
  • Publication number: 20220155494
    Abstract: Disclosed herein is a method for manufacturing a high-refractive polarized lens, the method comprises; pretreating both surfaces of the TAC film; preparing a pretreated polarized film by attaching the pretreated TAC film to both sides of a PVA film; forming the prepared pretreated polarized film into a lens shape; placing the formed pretreated polarized film on a mold for manufacturing a lens; injecting a polythiourethane-based resin into a lens manufacturing mold on which the pretreated polarized film is placed; and cooling the polythiourethane-based resin while the mold is fixed.
    Type: Application
    Filed: March 2, 2020
    Publication date: May 19, 2022
    Applicant: ONBITT CO., LTD.
    Inventors: Choong Deuk KIM, Soon Young KIM
  • Patent number: 10195799
    Abstract: Disclosed herein is a polarized lens film production apparatus, which may include a cover part which is configured in a circular plate; a heater part which is disposed at an inner center part of the cover part; a body part which is formed in a cylindrical shape having an accommodation space; a center part which is disposed at an inner center portion of the body part; a plurality of connection pipe parts which are disposed at a side surface of the center part and are connected communicating with the center part; a plurality of dish-shaped forming frames which are disposed at the top of each of the connection pipe part; and a vacuum hole which is defined at a center portion of each of the dish-shaped forming frames and communicates with the connection pipe part, by means of which mass production is available.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: February 5, 2019
    Inventor: Choong Deuk Kim
  • Patent number: 10195801
    Abstract: Disclosed herein is a polarized lens film production apparatus, which may include a humidification heat treatment part which is configured to transfer a film engaged to a ring-shaped fixing jig and heat-treat it under a humidification environment and elongate the exposed film at a center portion of the fixing jig; a forming part which is able to form at a predetermined curvature the elongated film by inserting a forming jig into the fixing jig which is configured to fix the film; a heat treatment part which is configured to harden the film by means of a heat treatment, while transferring the fixing jig configured to fix the film and the forming jig engaged to the fixing jig; and a cutting part which is provided to remove unnecessary portions by cutting the film, thus obtaining a polarizing lens film having a predetermined curvature.
    Type: Grant
    Filed: June 24, 2016
    Date of Patent: February 5, 2019
    Inventor: Choong Deuk Kim
  • Publication number: 20160318266
    Abstract: Disclosed herein is a polarized lens film production apparatus, which may include a cover part which is configured in a circular plate; a heater part which is disposed at an inner center part of the cover part; a body part which is formed in a cylindrical shape having an accommodation space; a center part which is disposed at an inner center portion of the body part; a plurality of connection pipe parts which are disposed at a side surface of the center part and are connected communicating with the center part; a plurality of dish-shaped forming frames which are disposed at the top of each of the connection pipe part; and a vacuum hole which is defined at a center portion of each of the dish-shaped forming frames and communicates with the connection pipe part, by means of which mass production is available.
    Type: Application
    Filed: June 24, 2016
    Publication date: November 3, 2016
    Inventor: Choong Deuk Kim
  • Publication number: 20160303810
    Abstract: Disclosed herein is a polarized lens film production apparatus, which may include a humidification heat treatment part which is configured to transfer a film engaged to a ring-shaped fixing jig and heat-treat it under a humidification environment and elongate the exposed film at a center portion of the fixing jig; a forming part which is able to form at a predetermined curvature the elongated film by inserting a forming jig into the fixing jig which is configured to fix the film; a heat treatment part which is configured to harden the film by means of a heat treatment, while transferring the fixing jig configured to fix the film and the forming jig engaged to the fixing jig; and a cutting part which is provided to remove unnecessary portions by cutting the film, thus obtaining a polarizing lens film having a predetermined curvature.
    Type: Application
    Filed: June 24, 2016
    Publication date: October 20, 2016
    Inventor: Choong Deuk Kim