Patents by Inventor Wook Chun

Wook Chun 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: 20250031316
    Abstract: Provided are methods for forming a circuit pattern on a substrate by a process for circuit pattern formation, such as a semi-additive process (SAP) or a modified semi-additive process (mSAP), using a thin metal foil with low surface roughness.
    Type: Application
    Filed: November 23, 2023
    Publication date: January 23, 2025
    Inventors: Sung Wook CHUN, Bo Mook CHUNG, Myong Hwan PARK, Jae Hak AN, Dongmin YANG, Dea Geun KIM, Hyun Seung KANG
  • Patent number: 12139811
    Abstract: The present invention relates to a carrier foil-attached metal foil including a release layer having a specific composition and structure, a method of manufacturing the carrier foil-attached metal foil, and a laminate for forming a printed circuit board including the carrier foil-attached metal foil. The laminate for forming a printed circuit board according to the present invention comprises the carrier foil-attached metal foil, so that a defect rate can be minimized.
    Type: Grant
    Filed: October 15, 2020
    Date of Patent: November 12, 2024
    Assignee: YMT CO., LTD.
    Inventors: Hyun Woo Jeon, Bo Mook Chung, Sung Wook Chun
  • Publication number: 20240260200
    Abstract: The present invention relates to a carrier foil-attached metal foil, a laminate for a printed wiring board manufactured using the carrier foil-attached metal foil, and a manufacturing method of the laminate for the printed wiring board.
    Type: Application
    Filed: June 24, 2022
    Publication date: August 1, 2024
    Inventors: Sung Wook CHUN, Bo Mook CHUNG, Myong Whan PARK
  • Publication number: 20240237229
    Abstract: The present invention relates to a release layer for a metal foil with carrier and a metal foil with carrier including the release layer. The release layer is designed for easy removal of the carrier and includes one or more nitrogenous heterocyclic compounds and one or more inorganic compounds containing at least one metal selected from the group consisting of nickel, molybdenum, cobalt, phosphorus, manganese, and iron.
    Type: Application
    Filed: December 10, 2021
    Publication date: July 11, 2024
    Inventors: Sung Wook CHUN, Bo Mook CHUNG, Dea Geun KIM, Myong Hwan PARK, Nak Eun KO, Ju Yong SIM
  • Publication number: 20240211084
    Abstract: A display device is provided. The display device comprise a substrate a display layer disposed on the substrate and including a plurality of light-emitting areas, and a touch layer disposed on the display layer and including a touch area and a non-touch area, the touch layer includes: a plurality of first sensor electrodes and a plurality of second sensor electrodes disposed in the touch area, and a plurality of antenna patterns disposed in a portion of the touch area disposed adjacent to the non-touch area, the plurality of antenna patterns includes: a first antenna pattern transmitting a transmit signal, and a second antenna pattern receiving the transmit signal, wherein each of the first antenna pattern and the second antenna pattern is at least partially surrounded by one of the plurality of first sensor electrodes or one of the plurality of second sensor electrodes in a plan view.
    Type: Application
    Filed: February 6, 2024
    Publication date: June 27, 2024
    Inventors: Sang Rock YOON, Ki Seo KIM, Eun Jin SUNG, Seung Wook CHUN
  • Publication number: 20240174812
    Abstract: Provided is a leveling agent that controls a plating process for forming a circuit pattern. The leveling agent allows the circuit pattern to have a uniform height and square shape even though the circuit pattern has various line widths. Also provided is an electroplating composition including the leveling agent.
    Type: Application
    Filed: June 24, 2022
    Publication date: May 30, 2024
    Inventors: Sung Wook CHUN, Bo Mook CHUNG, Dae Geun KIM, Nak Eun KO, Ju Yong SIM
  • Publication number: 20240145823
    Abstract: An aluminum pouch film for a secondary battery and a method for manufacturing the aluminum pouch film are disclosed. The aluminum pouch film contains an aluminum layer; an outer resin layer formed on the first surface of the aluminum layer; a first adhesive layer for bonding the aluminum layer and the outer resin layer; an inner resin layer formed on the second surface of the aluminum layer; and a second adhesive layer for bonding the aluminum layer and the inner resin layer. The inner resin layer includes a compound formed by chemically bonding a fluoropolymer resin, a polyolefin, and a functional resin.
    Type: Application
    Filed: January 28, 2022
    Publication date: May 2, 2024
    Applicant: SBTL ADVANCED MATERIALS CO., LTD.
    Inventors: Sang Wook CHUN, Jun Ho SHIM, Soon Sik LEE
  • Publication number: 20240140905
    Abstract: The present invention relates to a leveler capable of efficiently filling the inside of via holes formed during the manufacturing process of a printed circuit board, and an electroplating composition comprising the same. When via holes on a substrate are filled with the electroplating composition according to the present invention, the via holes can be filled in a relatively short time while minimizing the formation of dimples or voids.
    Type: Application
    Filed: June 27, 2023
    Publication date: May 2, 2024
    Inventors: Dea Geun KIM, Sung Wook CHUN, Bo Mook CHUNG, Nak Eun KO
  • Publication number: 20240145824
    Abstract: An aluminum pouch film for a secondary battery and a manufacturing method for preparing the aluminum pouch film are disclosed. The aluminum pouch film includes an aluminum layer, an outer resin layer formed on a first surface of the aluminum layer, a first adhesive layer for bonding the aluminum layer and the outer resin layer, an inner resin layer formed on a second surface of the aluminum layer, and a second adhesive layer for bonding the aluminum layer and the inner resin layer. A heat dissipation layer containing boron carbide nanotubes is formed on one side of the outer resin layer, and the inner resin layer contains a compound formed by chemically bonding a fluoropolymer resin, a polyolefin, and a functional resin.
    Type: Application
    Filed: January 28, 2022
    Publication date: May 2, 2024
    Applicant: SBTL ADVANCED MATERIALS CO., LTD.
    Inventors: Sang Wook CHUN, Jun Ho SHIM, Soon Sik LEE
  • Publication number: 20240132441
    Abstract: The present invention relates to a leveling agent and an electrolytic composition comprising the same. When the via hole in the substrate is filled with the electrolytic composition according to the present invention, the via hole can be filled within a relatively short time while minimizing the formation of dimples or voids.
    Type: Application
    Filed: July 29, 2022
    Publication date: April 25, 2024
    Inventors: Sung Wook CHUN, Bo Mook CHUNG, Dea Geun KIM, Nak Eun KO, Ju Yong SIM
  • Publication number: 20240138075
    Abstract: The present invention relates to a release layer for a metal foil with carrier and a metal foil with carrier including the release layer. The release layer is designed for easy removal of the carrier and includes one or more nitrogenous heterocyclic compounds and one or more inorganic compounds containing at least one metal selected from the group consisting of nickel, molybdenum, cobalt, phosphorus, manganese, and iron.
    Type: Application
    Filed: December 10, 2021
    Publication date: April 25, 2024
    Inventors: Sung Wook CHUN, Bo Mook CHUNG, Dea Geun KIM, Myong Hwan PARK, Nak Eun KO, Ju Young SIM
  • Publication number: 20240136618
    Abstract: An aluminum pouch film for a secondary battery is disclosed. The aluminum pouch film includes an aluminum film layer; an outer resin layer deposited on one surface of the aluminum film layer; and an inner resin layer deposited on the other surface of the aluminum film layer, wherein the inner resin layer comprises a polyolefin resin, an ethylene vinyl alcohol copolymer (EVOH) and a maleic anhydride polypropylene (MAHPP) resin.
    Type: Application
    Filed: December 10, 2021
    Publication date: April 25, 2024
    Applicant: SBTL ADVANCED MATERALS CO., LTD.
    Inventors: Jun Ho SHIM, Sang Wook CHUN, Sung II PARK, Pill Gyu JANG, Soon Sik LEE
  • Publication number: 20240133039
    Abstract: The present invention relates to a leveling agent and an electrolytic composition comprising the same. When the via hole in the substrate is filled with the electrolytic composition according to the present invention, the via hole can be filled within a relatively short time while minimizing the formation of dimples or voids.
    Type: Application
    Filed: July 29, 2022
    Publication date: April 25, 2024
    Inventors: Sung Wook CHUN, Bo Mook CHUNG, Dea Geun KIM, Nak Eun KO, Ju Yong SIM
  • Publication number: 20240079688
    Abstract: An aluminum pouch film for a secondary battery is disclosed. The aluminum pouch film contains an aluminum film layer; an outer resin layer laminated on one surface of the aluminum film layer; and an inner resin layer laminated on the other surface of the aluminum film layer. The inner resin layer contains a polyolefin resin, an ethylene vinyl alcohol copolymer (EVOH) and an ionomer resin.
    Type: Application
    Filed: December 10, 2021
    Publication date: March 7, 2024
    Applicant: SBTL ADVANCED MATERIALS CO., LTD.
    Inventors: Jun Ho SHIM, Sang Wook CHUN, Sung II PARK, PillGyu JANG, SoonSik LEE
  • Patent number: 11909054
    Abstract: An aluminum pouch film for a secondary battery and a method for manufacturing the aluminum pouch film are disclosed. The aluminum pouch film includes an aluminum layer; an outer resin layer formed on a first surface of the aluminum layer; an inner resin layer formed on a second surface of the aluminum layer; and an adhesive layer for adhering the aluminum layer to the inner resin layer, wherein the outer resin layer includes a copolymer of polyamide and polyimide.
    Type: Grant
    Filed: August 6, 2020
    Date of Patent: February 20, 2024
    Assignee: BTL ADVANCED MATERIAL CO. LTD.
    Inventors: Sang Wook Chun, Jun Ho Shim, Soon Sik Lee
  • Publication number: 20240052119
    Abstract: A nylon film including graphene, which includes one or more types of functional groups selected from the group consisting of carboxyl (—COOH), ketone (C?O) and amide (CONH) on a surface thereof is disclosed. The graphene is included at a concentration of 10 ppm to 10,000 ppm concentration. A method for producing the nylon film and an aluminum pouch film for a secondary battery including the nylon film are disclosed.
    Type: Application
    Filed: December 10, 2021
    Publication date: February 15, 2024
    Applicant: SBTL ADVANCED MATERAL CO., LTD.
    Inventors: Jun Ho SHIM, Sang Wook CHUN, Sung II PARK, Pill Gyu JANG, Soon Sik LEE
  • Patent number: 11899893
    Abstract: A display device is provided. The display device comprise a substrate a display layer disposed on the substrate and including a plurality of light-emitting areas, and a touch layer disposed on the display layer and including a touch area and a non-touch area, the touch layer includes: a plurality of first sensor electrodes and a plurality of second sensor electrodes disposed in the touch area, and a plurality of antenna patterns disposed in a portion of the touch area disposed adjacent to the non-touch area, the plurality of antenna patterns includes: a first antenna pattern transmitting a transmit signal, and a second antenna pattern receiving the transmit signal, wherein each of the first antenna pattern and the second antenna pattern is at least partially surrounded by one of the plurality of first sensor electrodes or one of the plurality of second sensor electrodes in a plan view.
    Type: Grant
    Filed: February 21, 2023
    Date of Patent: February 13, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang Rock Yoon, Ki Seo Kim, Eun Jin Sung, Seung Wook Chun
  • Publication number: 20240015885
    Abstract: The present invention relates to a metal foil having a rough surface, a carrier-attached metal foil including the metal foil, and a printed circuit board manufactured using the metal foil. The rough surface is naturally formed during formation of the metal foil. The formation of the rough surface allows the metal foil to have a high adhesive strength to an insulating resin substrate and enables the manufacture of a printed circuit board with improved efficiency.
    Type: Application
    Filed: December 10, 2021
    Publication date: January 11, 2024
    Inventors: Sung Wook CHUN, Bo Mook CHUNG, Dea Geun KIM, Myong Hwan PARK, Nak Eun KO, Ju Yong SIM
  • Publication number: 20230361394
    Abstract: An aluminum pouch film for a secondary battery and a method for manufacturing the aluminum pouch film are disclosed. The aluminum pouch film contains an aluminum layer; an outer resin layer formed on a first surface of the aluminum layer; a first adhesive layer for bonding the aluminum layer and the outer resin layer; an inner resin layer formed on a second surface of the aluminum layer; and a second adhesive layer for bonding the aluminum layer and the inner resin layer, wherein a heat dissipation layer containing boron carbide nanotubes is formed on one side of the outer resin layer.
    Type: Application
    Filed: January 28, 2022
    Publication date: November 9, 2023
    Applicant: SBTL ADVANCED MATERIALS CO., LTD.
    Inventors: Sang Wook CHUN, Jun Ho SHIM, Soon Sik LEE
  • Publication number: 20230205381
    Abstract: A display device is provided. The display device comprise a substrate a display layer disposed on the substrate and including a plurality of light-emitting areas, and a touch layer disposed on the display layer and including a touch area and a non-touch area, the touch layer includes: a plurality of first sensor electrodes and a plurality of second sensor electrodes disposed in the touch area, and a plurality of antenna patterns disposed in a portion of the touch area disposed adjacent to the non-touch area, the plurality of antenna patterns includes: a first antenna pattern transmitting a transmit signal, and a second antenna pattern receiving the transmit signal, wherein each of the first antenna pattern and the second antenna pattern is at least partially surrounded by one of the plurality of first sensor electrodes or one of the plurality of second sensor electrodes in a plan view.
    Type: Application
    Filed: February 21, 2023
    Publication date: June 29, 2023
    Inventors: Sang Rock YOON, Ki Seo KIM, Eun Jin SUNG, Seung Wook CHUN