Patents by Inventor O Seong Choi

O Seong Choi 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).

  • Wireless power transmitting apparatus for wireless charging having compatibility
    Patent number: 11670965
    Abstract: Disclosed is a wireless power transmitting apparatus including a power transmitting coil generating an induced electromotive force on a power receiving coil of a terminal, a magnet casing composed of a first space in a cylinder shape where the power transmitting coil is inserted, and a second space sharing a central axis of the cylinder with the first space, wherein the second space is a space between the first space and a cylinder having a diameter greater than a diameter of the cylinder of the first space, a ring magnet disposed in the second space of the magnet casing in a shape of a ring, wherein the ring magnet has a height smaller than a height of the magnet casing, and is movable in a vertical direction of the magnet casing by external magnetism, and a cover constructed in a direction perpendicular to an axis of the power transmitting coil.
    Type: Grant
    Filed: October 8, 2021
    Date of Patent: June 6, 2023
    Assignee: WITS CO., LTD.
    Inventors: Jong Jin Lee, Heon Gyu Lee, Sang Hyup Lee, Tae Yong Kim, O Seong Choi
  • WIRELESS POWER TRANSMITTING APPARATUS FOR WIRELESS CHARGING HAVING COMPATIBILITY
    Publication number: 20220320903
    Abstract: Disclosed is a wireless power transmitting apparatus including a power transmitting coil generating an induced electromotive force on a power receiving coil of a terminal, a magnet casing composed of a first space in a cylinder shape where the power transmitting coil is inserted, and a second space sharing a central axis of the cylinder with the first space, wherein the second space is a space between the first space and a cylinder having a diameter greater than a diameter of the cylinder of the first space, a ring magnet disposed in the second space of the magnet casing in a shape of a ring, wherein the ring magnet has a height smaller than a height of the magnet casing, and is movable in a vertical direction of the magnet casing by external magnetism, and a cover constructed in a direction perpendicular to an axis of the power transmitting coil.
    Type: Application
    Filed: October 8, 2021
    Publication date: October 6, 2022
    Applicant: WITS Co., Ltd.
    Inventors: Jong Jin LEE, Heon Gyu LEE, Sang Hyup LEE, Tae Yong KIM, O Seong CHOI
  • Wireless power module for noise reduction and electronic device having the same
    Patent number: 11398738
    Abstract: A wireless power module includes a coil layer including a coil including a curved area, a wiring board disposed on the coil layer, and a plurality of conductive lines disposed on the wiring board. At least a portion of the conductive lines crosses the curved area within a predetermined angle range when viewed in a plane.
    Type: Grant
    Filed: October 8, 2021
    Date of Patent: July 26, 2022
    Assignee: WITS CO., Ltd.
    Inventors: Jong Jin Lee, Heon Gyu Lee, Sang Hyup Lee, Tae Yong Kim, O Seong Choi