Patents by Inventor Byung Jin Choi

Byung Jin 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).

  • Patent number: 11970090
    Abstract: A railess variable seatback type rear seat includes: a linear movement device configured to convert a rotation of a motor into a linear movement; a sliding movement device configured to convert the linear movement into a sliding movement in which a seat cushion is pushed forward or backward; and a reclining angle change device configured to convert the sliding movement into a reclining movement, and to fold a seatback, which is connected to the seat cushion, forward or to recline the seatback backward.
    Type: Grant
    Filed: July 20, 2021
    Date of Patent: April 30, 2024
    Assignees: HYUNDAI MOTOR COMPANY, Kia Corporation, Daechang Seat Co.,LTD-Dongtan, Hyundai Transys Inc.
    Inventors: Seung-Hyun Kim, Sang-Hyun Lee, Min-Ju Lee, Byung-Yong Choi, Chan-Ho Jung, Seon-Chae Na, Young-Woon Choi, Jae-Jin Lee, Dong-Hwan Kim, In-Chang Hwang
  • Patent number: 11972976
    Abstract: A planarization system comprises a substrate chuck configured to hold a substrate, a superstrate chuck configured to hold a superstrate, a planarizing head configured to support the superstrate chuck, a positioning system configured to cause the superstrate to come into contact with formable material dispensed on the substrate to form a multilayer structure, the multilayer structure including the superstrate, a film of the formable material, and the substrate, and an annular light source disposed between an upper end of the planarizing head and the substrate chuck. The annular light source is configured to emit light onto an outer annular region of the multilayer structure without emitting the light onto an inner central region of the multilayer structure. The inner central region is located radially inward relative to the outer annular region.
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: April 30, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Byung-Jin Choi
  • Publication number: 20240134270
    Abstract: A planarization system, comprising a superstrate chuck including a holding surface configured to hold a superstrate, an inflatable membrane having an inner diameter defining an inner edge, an outer diameter defining an outer edge, and, a midpoint between the inner edge and the outer edge in a radial direction, wherein the inflatable membrane is disposed radially outward of the holding surface of the superstrate chuck, and a purge gas channel disposed radially inward of the midpoint of the inflatable membrane and radially outward of the holding surface of the superstrate chuck.
    Type: Application
    Filed: October 23, 2022
    Publication date: April 25, 2024
    Inventors: Seth J. Bamesberger, Byung-Jin Choi, Steven C. Shackleton, Masaki Saito
  • Patent number: 11964421
    Abstract: A method of loading a superstrate onto a superstrate chuck includes raising a plurality of pins located radially outward of a substrate chuck from a retracted position to a receiving position, placing the superstrate onto the plurality of pins while the plurality of pins are in the receiving position, and coupling the superstrate with the superstrate chuck while the superstrate is on the plurality of pins.
    Type: Grant
    Filed: December 20, 2022
    Date of Patent: April 23, 2024
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Byung-Jin Choi, Masaki Saito
  • Publication number: 20240130111
    Abstract: A semiconductor device may comprise: a plurality of lower electrodes which are on a substrate; a first electrode support which is between adjacent lower electrodes and comprises a metallic material; a dielectric layer which is on the lower electrodes and the first electrode support to extend along profiles of the first electrode support and each of the lower electrodes; and an upper electrode which is on the dielectric layer.
    Type: Application
    Filed: December 26, 2023
    Publication date: April 18, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Yoon Young CHOI, Seung Jin KIM, Byung-Hyun LEE, Sang Jae PARK
  • Patent number: 11955693
    Abstract: An antenna package according to an embodiment of the present disclosure includes a first antenna device including a first antenna unit, a first circuit board electrically connected to the first antenna unit, a second circuit board electrically connected to the first circuit board, a second antenna unit integrated with the second circuit board, and an antenna driving integrated circuit chip mounted on the second circuit board and electrically connected to the first antenna unit and the second antenna unit. Multi-axial radiation is implemented using the antenna package with high efficiency and reliability.
    Type: Grant
    Filed: January 6, 2022
    Date of Patent: April 9, 2024
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Byung Jin Choi, Na Yeon Kim, Han Sub Ryu, Dong Pil Park
  • Publication number: 20240107735
    Abstract: An apparatus can include a support structure and a docking station, wherein the apparatus is configured to move the docking station relative to the support structure. The apparatus can further include a head among a plurality of heads. The apparatus can also include a first coupler configured to couple the head to the support structure and to decouple the head from the support structure and a second coupler configured to couple the head to the docking station and to decouple the head from the docking station. A method of using the apparatus can include coupling the head to the docking station and decoupling the first head from the support structure. The method can further include moving the docking station along the support structure. The method can also include coupling the head to the support structure and decoupling the head from the docking station.
    Type: Application
    Filed: September 27, 2022
    Publication date: March 28, 2024
    Inventors: Byung-Jin CHOI, Anshuman CHERALA
  • Publication number: 20240079642
    Abstract: The present invention relates to a method for preparing an alkali metal ion conductive chalcogenide-based solid electrolyte, a solid electrolyte prepared thereby, and an all-solid-state battery comprising the same.
    Type: Application
    Filed: January 11, 2022
    Publication date: March 7, 2024
    Applicant: KOREA ELECTROTECHNOLOGY RESEARCH INSTITUTE
    Inventors: Yoon Cheol HA, Sang Min LEE, Byung Gon KIM, Gum Jae PARK, Jun Woo PARK, Jun Ho PARK, Ji Hyun YU, Won Jae LEE, You Jin LEE, Hae Young CHOI
  • Patent number: 11870150
    Abstract: An antenna package according to an exemplary embodiment of the present invention includes a first antenna device which includes a first antenna unit including a first radiator, a second antenna device which includes a second antenna unit including a second radiator whose polarization direction is perpendicular to the first radiator, a first circuit board electrically connected with the first antenna unit, a second circuit board electrically connected with the second antenna unit, and a third circuit board on which at least one antenna driving integrated circuit (IC) chip electrically and independently connected to the first circuit board and the second circuit board is mounted. By supplying power to two antenna devices having different polarization directions, respectively, signal interference and signal loss may be prevented, and dual polarization may be implemented.
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: January 9, 2024
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Young Ju Kim, Dong Pil Park, Byung Jin Choi, Han Sub Ryu, Ho Dong Yoon
  • Patent number: 11870129
    Abstract: An antenna element according to an exemplary embodiment includes a radiation body, a first transmission line extending from the radiation body in a first direction, a second transmission line extending from the radiation body in a second direction, a first signal pad extending from an end of the first transmission line in the first direction, and a second signal pad extending from an end of the second transmission line in the second direction.
    Type: Grant
    Filed: February 9, 2022
    Date of Patent: January 9, 2024
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Byung Jin Choi, Han Sub Ryu, Won Hee Lee, Jae Hyun Lee
  • Publication number: 20230381832
    Abstract: A mask cleaning apparatus includes a cleaning bath including an accommodating space in which a cleaning solution is stored, a transfer robot transferring a mask, and an induction heating member disposed inside the accommodating space. The cleaning bath includes at least one side and a bottom surface, which define the accommodating space. The induction heating member includes a first heating member, a second heating member, and a waterproof layer covering the first heating member and the second heating member.
    Type: Application
    Filed: February 22, 2023
    Publication date: November 30, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Jai Phoong KIM, Jae Hoon LEE, Hyuk KANG, Chang Uk AN, Han Geul LIM, Byung Jin CHOI
  • Publication number: 20230373065
    Abstract: A planarization apparatus comprising a superstrate chuck is provided. The superstrate includes a plurality of inner lands protruding from a surface of the superstrate chuck and a peripheral land protruding from the surface of the superstrate chuck along a periphery of the superstrate chuck and encircling the inner lands therein. The peripheral land has a height smaller than a height of each of the inner lands. The peripheral land has a width sufficiently larger than a width of each of the inner lands such that a pressure leakage through the peripheral land is controlled to be less than a threshold.
    Type: Application
    Filed: May 19, 2022
    Publication date: November 23, 2023
    Inventors: Byung-Jin Choi, Ozkan Ozturk, Masaki Saito, Seth J. Bamesberger
  • Patent number: 11824283
    Abstract: An antenna element according to an embodiment of the present invention includes a radiation body including a contact part which is concave toward the transmission line, a transmission line disposed on a different layer from the radiation body and connected to the radiation body through the contact part, and a signal pad connected to an end of the transmission line.
    Type: Grant
    Filed: November 12, 2021
    Date of Patent: November 21, 2023
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Byung Jin Choi, Young Ju Kim, Dong Pil Park
  • Patent number: 11824282
    Abstract: An antenna element according to an embodiment includes a radiation body formed in a mesh structure, a first transmission line and a second transmission line connected to the radiation body and formed in a mesh structure, and a first signal pad and a second signal pad which are respectively connected to the first transmission line and the second transmission line and are formed in a bent shape with a solid structure.
    Type: Grant
    Filed: November 4, 2021
    Date of Patent: November 21, 2023
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Won Hee Lee, Jae Hyun Lee, Byung Jin Choi
  • Publication number: 20230335428
    Abstract: A chuck assembly for holding a plate comprises a member configured to hold the plate, the member including a flexible portion configured to have a central opening, and a first cavity formed by the flexible portion, wherein the plate is held by the flexible portion by reducing pressure in the first cavity, a light-transmitting member covering the central opening of the member, and a fluid path in communication with a second cavity defined by the member, the plate held by the member and the light-transmitting member for pressurizing the second cavity.
    Type: Application
    Filed: June 21, 2023
    Publication date: October 19, 2023
    Inventors: SETH J. BAMESBERGER, SE-HYUK IM, BYUNG-JIN CHOI
  • Patent number: 11776840
    Abstract: A chuck for retaining a superstrate or a template. The chuck comprises a geometric structure formed on a surface of the chuck. The geometric structure includes at least one of a rounded edge portion and a roughened surface portion, such that an intensity variation of light transmitting through the geometric structure and an area of the chuck adjacent to the geometric structure is reduced.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: October 3, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventors: Nilabh K. Roy, Mario Johannes Meissl, Seth J. Bamesberger, Ozkan Ozturk, Byung-Jin Choi
  • Patent number: 11775096
    Abstract: An electrode structure combined with an antenna according to an embodiment of the present disclosure includes a substrate layer, sensing electrodes, a bridge electrode and an antenna unit. The sensing electrodes are arranged on the substrate layer, and include first sensing electrodes arranged along a first direction parallel to a top surface of the substrate layer, and second sensing electrodes arranged along a second direction parallel to the top surface of the substrate layer and intersecting the first direction. The bridge electrode connects the first sensing electrodes neighboring in the first direction. The antenna unit is disposed at the same layer as that of the bridge electrode, and includes a radiator overlapping the sensing electrodes in a planar view.
    Type: Grant
    Filed: January 18, 2022
    Date of Patent: October 3, 2023
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Byung Jin Choi, Dong Pil Park, Won Hee Lee
  • Patent number: 11764458
    Abstract: An antenna package according to an embodiment of the present disclosure includes an antenna device including an antenna unit, and a first circuit board electrically connected to the antenna device. The first circuit board includes a first core layer, a first circuit wiring layer formed on one surface of the first core layer and electrically connected to the antenna unit, a first connector connected to an end portion of the first circuit wiring layer on the one surface of the first core layer, and a first shielding barrier disposed on the other surface opposite to the one surface of the first core layer. The first shielding barrier at least partially covers the first connector in a planar view.
    Type: Grant
    Filed: November 15, 2021
    Date of Patent: September 19, 2023
    Assignee: DONGWOO FINE-CHEM CO., LTD.
    Inventors: Byung Jin Choi, Na Yeon Kim, Young Ju Kim, Han Sub Ryu
  • Patent number: 11728203
    Abstract: A chuck assembly for holding a plate comprises a member configured to hold the plate, the member including a flexible portion configured to have a central opening, and a first cavity formed by the flexible portion, wherein the plate is held by the flexible portion by reducing pressure in the first cavity, a light-transmitting member covering the central opening of the member, and a fluid path in communication with a second cavity defined by the member, the plate held by the member and the light-transmitting member for pressurizing the second cavity.
    Type: Grant
    Filed: October 13, 2020
    Date of Patent: August 15, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventors: Seth J. Bamesberger, Se-Hyuk Im, Byung-Jin Choi
  • Patent number: 11725272
    Abstract: Techniques and mechanisms for cooling a substrate in a processing chamber by a bi-directional cooling process prior to transferring the substrate outside the processing chamber are provided. First cooling gas is introduced into the processing chamber from an upper gas source in a downward direction towards the upward facing surface of the substrate. An apparatus is placed underneath and in proximity to the substrate. Second cooling gas is introduced from the apparatus into the processing chamber in an upward direction towards the downward facing surface of the substrate. One or more gaps are cut out of the body portion of the apparatus, the gaps configured to allow the apparatus to avoid contact with the support structure holding the substrate, as the apparatus is moved in a horizontal direction into position underneath the substrate during placement of the body portion of the apparatus in proximity to the substrate.
    Type: Grant
    Filed: November 1, 2021
    Date of Patent: August 15, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventors: Byung-Jin Choi, Seth J. Bamesberger, Alex Ruiz, Nilabh K. Roy