Patents by Inventor Sang-Ok Park

Sang-Ok Park 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: 20250080818
    Abstract: An embodiment includes: a base; a circuit board which is disposed on the base and which includes first and second terminals; a housing disposed on the circuit board; a bobbin disposed in the housing; a first coil disposed on the bobbin; a sensing magnet disposed on the bobbin; a magnet disposed in the housing; a first position sensor which is disposed in the housing and which corresponds to the sensing magnet; a second coil disposed between the base and the magnet; and a second position sensor which is disposed on the circuit board and which includes a first sensor and a second sensor, wherein each of the first sensor and the second sensor is a driver integrated circuit including a hall sensor and a driver, a clock signal is provided to the first terminal of the circuit board, a data signal is provided to the second terminal of the circuit board, and the driver of each of the first position sensor, the first sensor, and the second sensor transmits/receives the clock signal through the first terminal of the ci
    Type: Application
    Filed: November 19, 2024
    Publication date: March 6, 2025
    Inventors: Sang Ok Park, Yong Nam Choi
  • Patent number: 12242131
    Abstract: The present embodiment relates to a dual camera module, in which a first lens driving device is spaced apart from and arranged in parallel with a second lens driving device, a first Hall sensor of the first lens driving device is disposed is disposed at a corner portion which is spaced most apart from a second sensing magnet of the second lens driving device, among a plurality of corner portions of a first housing; and a second Hall sensor of the second lens driving device is disposed at a corner portion which is spaced most apart from the first Hall sensor, among a plurality of corner portions of a second housing.
    Type: Grant
    Filed: September 30, 2022
    Date of Patent: March 4, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Sang Jun Min, Seong Min Lee
  • Patent number: 12242132
    Abstract: The disclosure defined by this invention includes a housing comprising a first to a fourth corner portions, magnets arranged on the first to the fourth corner portions, respectively, a bobbin disposed in the housing, a first coil including a coil, which is disposed on the bobbin and faces the magnets, a position sensor disposed between the first corner portion and the second corner portion of the housing, and a sensing magnet, which is disposed on the bobbin and faces the position sensor, wherein each of the magnets includes a first magnet part including a first N pole and a first S pole, a second magnet part including a second N pole and a second S pole and disposed under the first magnet part, and a partition wall separating the first magnet part and the second magnet part.
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: March 4, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Sang Ok Park
  • Patent number: 12232568
    Abstract: An attachable/detachable toecap coupled to the front of the work shoes is disclosed. The attachable/detachable toecap coupled to the front of the work shoe comprises a top plate formed to cover toes and a portion of top of a foot; a side plate formed to extend downwards from the side of the top plate and to surround the top plate; a bottom plate formed to be under the side plate and to cover the bottom of the front of the work shoe; and an anti-separation means for preventing separation of the toecap from the work shoes, wherein the anti-separation means further comprises coupling blocks protruding from the bottom of the work shoe and coupling grooves formed to have vertical perforations at the position corresponding to the coupling blocks, so that the coupling blocks are snap-fitted to prevent the separation of the toecap from the work shoe.
    Type: Grant
    Filed: September 15, 2022
    Date of Patent: February 25, 2025
    Assignee: NANOTECHCERAMICS CO., LTD.
    Inventors: Sang Ok Jeong, Sung Young Park, Jong Min Lim, Sang Young Park, Tae Yun Kim
  • Patent number: 12228789
    Abstract: Disclosed is a lens driving apparatus. The lens driving apparatus includes a base formed at a center thereof with a first opening; a housing coupled with the base and having a second opening corresponding to the first opening; a yoke installed on the base and including a horizontal plate having a third opening corresponding to the first opening and a vertical plate protruding upward from the horizontal plate; a bobbin movably installed in the yoke and coupled with a lens module; a coil fixedly disposed around the bobbin; a plurality of magnets provided at the vertical plate of the yoke to face the coil; and a spring installed on at least one of upper and lower portions of the yoke to return the bobbin, which has moved up due to interaction between the magnet and the coil, to its initial position.
    Type: Grant
    Filed: January 3, 2024
    Date of Patent: February 18, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Sang Jun Min, Sang Hee Lee
  • Publication number: 20250052976
    Abstract: One embodiment provides a lens driving motor, comprising: a mover including a bobbin for fixing a lens, and magnets disposed on the bobbin; a stator comprising a first coil and a second coil arranged to correspond to the respective magnets, a housing including an upper surface with an open center and a support part having an outer surface on which the first coil is disposed, a base which supports the housing and has a through hole formed in the center thereof to correspond to the lens, and a substrate disposed on an upper surface of the base so as to apply power to the second coil; and a hall sensor disposed at a position facing the magnets so as to sense a phase of the mover.
    Type: Application
    Filed: October 30, 2024
    Publication date: February 13, 2025
    Inventor: Sang Ok PARK
  • Patent number: 12214744
    Abstract: A link locking device of a vehicle seat is configured to prevent a force exerted on a seat belt from causing the rotation of a height link through a buckle. The device includes a sector gear unit rotatably fastened to a cushion frame and fastened to a link connection unit, to which a height link provided in a seat rail is rotatably coupled, to rotate together and a locking unit rotatably coupled to the cushion frame and fastened to a buckle of a seat belt to engage the sector gear unit and block the rotation of the link connection unit when the buckle is pulled. In this configuration, when the buckle is pulled, the locking unit engages the sector gear unit to restrain the link connection unit from rotating to prevent the rotation of the height link, thereby having the effect of preventing the distortion of the seat cushion.
    Type: Grant
    Filed: December 26, 2023
    Date of Patent: February 4, 2025
    Assignee: DAS CO., LTD
    Inventor: Sang Ok Park
  • Patent number: 12216258
    Abstract: The present embodiment relates to a prism actuator comprising: a housing; a holder having at least a part spaced apart from the housing; a prism disposed on the holder; a shape memory alloy member for connecting the housing and the holder to each other; and an elastic member for connecting the housing and the holder to each other, wherein the shape memory alloy member comprises first and second shape memory alloy members disposed on one side of the prism, the first shape memory alloy member connects an upper part of the holder and a lower part of the housing to each other, and the second shape memory alloy member connects a lower part of the holder and an upper part of the housing to each other.
    Type: Grant
    Filed: February 4, 2021
    Date of Patent: February 4, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Seong Min Lee
  • Publication number: 20250039523
    Abstract: A camera device of the disclosure includes a fixed unit and a moving unit, which includes a first circuit board, a second circuit board disposed under the first circuit board, and an image sensor and which is movable relative to the fixed unit in a direction perpendicular to an optical-axis direction. The second circuit board includes a plurality of conductive layers including a first conductive layer and a plurality of insulating layers including a first insulating layer. The first insulating layer is the lowermost layer of the second circuit board, and the first conductive layer is disposed on the first insulating layer. The second circuit board includes a first region coupled to the first circuit board using a solder, and the lower surface of the first region is located higher than the first conductive layer.
    Type: Application
    Filed: October 26, 2022
    Publication date: January 30, 2025
    Inventors: Deok Yong LEE, Sang Ok PARK
  • Patent number: 12212829
    Abstract: An embodiment comprises: a display panel including an active area; and a camera module for receiving light passing through the active area, wherein the camera module includes: a lens fixed to be spaced apart from the display panel; an image sensor spaced apart from the lens; and a driving unit for moving the image sensor in an optical axis direction.
    Type: Grant
    Filed: June 15, 2021
    Date of Patent: January 28, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Sang Ok Park
  • Patent number: 12204169
    Abstract: Disclosed is a lens driving apparatus. The lens driving apparatus includes a base formed at a center thereof with a first opening; a housing coupled with the base and having a second opening corresponding to the first opening; a yoke installed on the base and including a horizontal plate having a third opening corresponding to the first opening and a vertical plate protruding upward from the horizontal plate; a bobbin movably installed in the yoke and coupled with a lens module; a coil fixedly disposed around the bobbin; a plurality of magnets provided at the vertical plate of the yoke to face the coil; and a spring installed on at least one of upper and lower portions of the yoke to return the bobbin, which has moved up due to interaction between the magnet and the coil, to its initial position.
    Type: Grant
    Filed: September 20, 2022
    Date of Patent: January 21, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Sang Jun Min, Sang Hee Lee
  • Publication number: 20250016449
    Abstract: The present embodiment relates to a camera device comprising: a fixed part including a base and a housing; a first moving part moving in an optical axis direction; a second moving part including an image sensor and moving in a direction perpendicular to the optical axis direction; and a wire being disposed between the fixed part and the second moving part, wherein the second moving part includes a first substrate being disposed between the base and the first moving part and a connection substrate connecting the first substrate and the base, wherein the connection substrate includes a first region being coupled to the base, a second region being extended from the first region and bent, and a third region being connected to the second region and the first substrate, and wherein one end of the wire is coupled to the fixed part, and the other end may be coupled to the second moving part.
    Type: Application
    Filed: July 26, 2022
    Publication date: January 9, 2025
    Inventors: Jung Cheol KIM, Sang Ok PARK
  • Patent number: 12189207
    Abstract: A lens driving device is provided, the lens driving device including: a housing; a bobbin disposed at an inner side of the housing; a first driving part disposed on the bobbin; a second driving part disposed on the housing and facing the first driving part; a first mounting part disposed on the bobbin; a second mounting part disposed on the bobbin and disposed at an opposite side of the first mounting part based on a center of the bobbin; a first magnet disposed on the first mounting part; a sensor part sensing a position of the first magnet; and a second magnet disposed on the second mounting part.
    Type: Grant
    Filed: May 8, 2023
    Date of Patent: January 7, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jun Taek Lee, Sang Ok Park, Byung Wook Son, Seong Min Lee
  • Patent number: 12189282
    Abstract: A lens moving apparatus includes a housing; a bobbin disposed in the housing; a coil coupled to the bobbin; a magnet which is disposed in the housing and faces the coil; a base disposed to be spaced apart from the bobbin; a lower elastic member including a first elastic member, a second elastic member, a third elastic member, and a fourth elastic member, which are coupled to the bobbin and disposed on the base; and a sensing coil which is disposed in the housing and generates an induced voltage by an interaction with the coil. A corner of the base and a corner of the housing form a coupling area where the corners are coupled to each other, and the sensing coil includes a portion disposed outside the coupling area.
    Type: Grant
    Filed: May 11, 2020
    Date of Patent: January 7, 2025
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Kyung Hwan Kim, Tae Bong Park, Jung Cheol Kim
  • Patent number: 12177547
    Abstract: An embodiment includes: a base; a circuit board which is disposed on the base and which includes first and second terminals; a housing disposed on the circuit board; a bobbin disposed in the housing; a first coil disposed on the bobbin; a sensing magnet disposed on the bobbin; a magnet disposed in the housing; a first position sensor which is disposed in the housing and which corresponds to the sensing magnet; a second coil disposed between the base and the magnet; and a second position sensor which is disposed on the circuit board and which includes a first sensor and a second sensor, wherein each of the first sensor and the second sensor is a driver integrated circuit including a hall sensor and a driver, a clock signal is provided to the first terminal of the circuit board, a data signal is provided to the second terminal of the circuit board, and the driver of each of the first position sensor, the first sensor, and the second sensor transmits/receives the clock signal through the first terminal of the ci
    Type: Grant
    Filed: December 15, 2023
    Date of Patent: December 24, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Yong Nam Choi
  • Patent number: 12169322
    Abstract: A lens driving device is provided, including: a cover member; a bobbin installed with at least one lens and having a coil unit arranged on an outer circumferential surface of the bobbin; a magnet arranged at a positon corresponding to that of the coil unit; first and second elastic members, where one end of each of the first and second elastic members may be respectively coupled to an upper surface and a lower surface of the bobbin and supporting movement of the bobbin in an optical axis direction; a detection unit configured to detect movement of the bobbin in a direction parallel to the optical axis direction; a damping member arranged at a connecting portion between the bobbin and the first elastic member; and a support unit provided at at least one of the bobbin and the first elastic member and maintaining an arranged position of the damping member.
    Type: Grant
    Filed: July 5, 2023
    Date of Patent: December 17, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Seong Min Lee, Jun Taek Lee, Byung Wook Son, Sang Jun Min, Kyoung Ho Yoo
  • Publication number: 20240414424
    Abstract: A lens moving apparatus may include a circuit board, a housing disposed above the circuit board, the housing including first and second side portions opposite to each other and third and fourth side portion opposite to each other, a bobbin disposed in the housing, a magnet including a first magnet unit disposed at the first side portion of the housing, a second magnet unit disposed at the second side portion of the housing, and a third magnet unit disposed at the third side portion of the housing, a balancing member disposed at the fourth side portion of the housing, a first coil disposed on the bobbin and configured to move the bobbin in an optical axis direction by an interaction with the magnet, a sensing magnet disposed on the bobbin, and a first position sensor. The first position sensor may overlap the sensing magnet in the optical axis direction.
    Type: Application
    Filed: August 22, 2024
    Publication date: December 12, 2024
    Applicant: LG INNOTEK CO., LTD.
    Inventor: Sang Ok PARK
  • Patent number: 12164174
    Abstract: One embodiment provides a lens driving motor, comprising: a mover including a bobbin for fixing a lens, and magnets disposed on the bobbin; a stator comprising a first coil and a second coil arranged to correspond to the respective magnets, a housing including an upper surface with an open center and a support part having an outer surface on which the first coil is disposed, a base which supports the housing and has a through hole formed in the center thereof to correspond to the lens, and a substrate disposed on an upper surface of the base so as to apply power to the second coil; and a hall sensor disposed at a position facing the magnets so as to sense a phase of the mover.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: December 10, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Sang Ok Park
  • Publication number: 20240369802
    Abstract: A motor for driving lenses is provided. The motor includes a case, a yoke fixed in the case, a magnet fixed in the yoke, a carrier equipped with lenses and installed in the magnet such that the carrier moves up and down within the magnet, a coil coupled with the carrier, in which the coil cooperates with the magnet to move up and down the carrier, a spring unit including first and second springs having arc shapes and being separated from each other while forming a ring shape as a whole, a spacer supporting the outer peripheral surface of the spring unit, and a terminal provided on the spacer.
    Type: Application
    Filed: July 18, 2024
    Publication date: November 7, 2024
    Inventors: Sang Ok PARK, Sang Hee LEE
  • Publication number: 20240361667
    Abstract: The present embodiment relates to a camera device comprising: a base; a lens disposed on the base; a substrate unit being coupled to an image sensor, a coil coupled to the substrate; and a magnet disposed to correspond to the coil, wherein the lens and the image sensor move in a direction opposite to each other by the magnet.
    Type: Application
    Filed: July 18, 2022
    Publication date: October 31, 2024
    Inventor: Sang Ok PARK