Patents by Inventor In Jun Choi

In Jun 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).

  • Publication number: 20230253218
    Abstract: An apparatus is provided. The apparatus includes a spinner configured to hold a wafer, a nozzle configured to supply a liquid chemical onto an upper surface of the wafer, and a laser module configured to heat the wafer by radiating a laser beam to a lower surface of the wafer while the nozzle supplies the liquid chemical onto the upper surface of the wafer.
    Type: Application
    Filed: April 17, 2023
    Publication date: August 10, 2023
    Inventors: Ji Hoon CHA, Jinwoo LEE, Seok Hoon KIM, In Gi KIM, Seung Min SHIN, Yong Jun CHOI
  • Publication number: 20230249230
    Abstract: A wafer cleaning apparatus is provided. The wafer cleaning apparatus includes comprising a chamber configured to be loaded with a wafer, a nozzle on the wafer and configured to provide liquid chemicals on an upper surface of the wafer, a housing under the wafer, a laser module configured to irradiate laser on the wafer, a transparent window disposed between the wafer and the laser module, and a controller configured to control on/off of the laser module, wherein the controller is configured to control repetition of turning the laser module on and off, and retain temperature of the wafer within a temperature range, and a ratio of time when the laser module is on in one cycle including on/off of the laser module is 30% to 50%.
    Type: Application
    Filed: April 12, 2023
    Publication date: August 10, 2023
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Seung Min SHIN, Hun Jae Jang, Seok Hoon Kim, Young-Hoo Kim, In Gi Kim, Tae-Hong Kim, Kun Tack Lee, Ji Hoon Cha, Yong Jun Choi
  • Patent number: 11722640
    Abstract: An application processing method for providing a group video call and a terminal for performing a group video call are disclosed. The application processing method of providing a group video call may include executing a group video call comprising a plurality of participants, based on a number of the participants, displaying views corresponding to the participants by pagination, based on a predetermined action of a first participant whose view is not displayed on a predetermined page of a plurality of pages generated by the pagination, selecting one of participants whose view is displayed on the predetermined page as a second participant, and displaying the views by swapping a position of the view corresponding to the selected second participant and a position of the view corresponding to the first participant.
    Type: Grant
    Filed: December 28, 2021
    Date of Patent: August 8, 2023
    Assignee: KAKAO CORP.
    Inventors: Hyung Jin Kim, Sung San Kim, Hyo Jin Ham, Tae Kyu Kim, Young Wuk Seo, Dae Nyeon Kim, Seog Choi, Ji Ah Lee, Tae Jun Choi, Taek Hoon Kim
  • Patent number: 11721565
    Abstract: A multi-chamber apparatus for processing a wafer, the apparatus including a high etch rate chamber to receive the wafer and to etch silicon nitride with a phosphoric acid solution; a rinse chamber to receive the wafer and to clean the wafer with an ammonia mixed solution; and a supercritical drying chamber to dry the wafer with a supercritical fluid.
    Type: Grant
    Filed: November 21, 2019
    Date of Patent: August 8, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong Jun Choi, Seok Hoon Kim, Young-Hoo Kim, In Gi Kim, Sung Hyun Park, Seung Min Shin, Kun Tack Lee, Jinwoo Lee, Hun Jae Jang, Ji Hoon Cha
  • Patent number: 11712109
    Abstract: A foldable frame includes first and second mounting assemblies pivotally connected to each other and rotatable with respect to each other between a folded position and an unfolded position. A foldable frame also includes one or more retainers. A retainer has a first coupler and a second coupler, with one disposed at the first mounting assembly and the other at the second mounting assembly. When the first and second mounting assemblies are in the folded position, the first and second couplers of each retainer engage with each other, and thus retain the first and second mounting assemblies in the folded position and prevent the foldable frame from accidental unfolding.
    Type: Grant
    Filed: January 24, 2022
    Date of Patent: August 1, 2023
    Assignee: Inno-Sports Co., Ltd.
    Inventor: Kwan Jun Choi
  • Publication number: 20230236262
    Abstract: A secondary battery diagnosing technology capable of effectively diagnosing a state of a secondary battery using a charge and discharge signal of the secondary battery, including a memory unit configured to store a positive electrode reference profile and a negative electrode reference profile for charge or discharge of a reference battery, a voltage measuring unit configured to measure a voltage of a target battery during a charge or discharge process, and a processor configured to generate a charge and discharge measurement profile based on the voltage, compare a simulation profile obtained from the positive electrode reference profile and the negative electrode reference profile with the generated charge and discharge measurement profile, and determine a positive electrode adjustment profile and a negative electrode adjustment profile so that an error between the simulation profile and the charge and discharge measurement profile is within a predetermined level.
    Type: Application
    Filed: December 3, 2021
    Publication date: July 27, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Soon-Ju Choi, Dae-Soo Kim, Young-Deok Kim, Su-Won Jee, Hyun-Jun Choi
  • Patent number: 11707944
    Abstract: Disclosed is a substrate treating apparatus. The substrate treating apparatus may include a stage including an accommodation area, onto or from which a substrate is loaded or unloaded, and a treatment area, in which the substrate is treated, a liquid discharge head that supplies a treatment liquid to the substrate, and a liquid receiving part that receives the treatment liquid pre-discharged by the liquid discharge head in the treatment area.
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: July 25, 2023
    Assignee: SEMES CO., LTD.
    Inventors: Jun Seok Lee, Yoon-Ok Jang, Sung Ho Kim, Kwang Jun Choi, Hyun Min Lee
  • Publication number: 20230225510
    Abstract: A blow-molded unitary structure includes a panel having first and second panel walls and a generally hollow interior between the first and second panel walls. The structure also includes one or more different types of strengthening elements monolithically formed with the panel and across a substantial portion of the panel to enhance the strength of the structure. A strengthening element can be a depression recessing from the second panel wall toward an interior of the panel, a protrusion protruding from the second panel wall toward an exterior of the panel, a rib protruding outwardly toward the exterior of the panel and a trench formed by side walls of adjacent protrusions.
    Type: Application
    Filed: January 19, 2023
    Publication date: July 20, 2023
    Inventor: Kwan Jun Choi
  • Publication number: 20230225500
    Abstract: A table includes a supporting frame and a panel assembly supported by the supporting frame. A panel assembly includes a panel, a plurality of connectors, and one or more elongated members connected to the panel by the plurality of connectors. The one or more elongated members include a first elongated member disposed adjacent to but spaced apart from a first portion of the outer periphery of the panel, creating a gap in between. The presence of the gap allows one to hang objects, such as water bottles, bags, umbrellas, directly or indirectly to the first elongated member.
    Type: Application
    Filed: July 5, 2022
    Publication date: July 20, 2023
    Inventor: Kwan Jun Choi
  • Patent number: 11700950
    Abstract: Disclosed are adjustable supports and frames. An adjustable support includes an inner bar, an outer bar and a locking/unlocking mechanism for controlling the relative movement of the inner and outer bars. The locking/unlocking mechanism includes a casing pivotally connected with the outer bar, a pin coupled with the casing, and an elastic member to engage the pin with the inner and outer bars.
    Type: Grant
    Filed: April 27, 2020
    Date of Patent: July 18, 2023
    Assignee: Inno-Sports Co., Ltd.
    Inventor: Kwan Jun Choi
  • Publication number: 20230223061
    Abstract: A semiconductor device includes an address input circuit configured to boost a voltage level of at least one bit of a row address to generate a boosting address and to drive a signal of a first node based on other bits of the row address and the boosting address. The semiconductor device also includes a word line selection signal generation circuit configured to drive a signal of a second node based on the signal of the first node and to generate a word line selection signal for selecting a word line based on the signal of the second node.
    Type: Application
    Filed: May 10, 2022
    Publication date: July 13, 2023
    Applicant: SK hynix Inc.
    Inventors: Jeong Jin HWANG, Sung Nyou YU, Min Jun CHOI
  • Patent number: 11699643
    Abstract: A method for manufacturing a semiconductor package includes disposing a semiconductor chip having contact pads, and a connection structure around the semiconductor chip on a supporting substrate, with the contact pads facing the supporting substrate, forming an encapsulant encapsulating the semiconductor chip and the connection structure on the supporting substrate, embedding a wiring pattern having a connection portion in the encapsulant, the connection portion having a connection hole, forming a through hole penetrating the encapsulant in the connection hole, the through hole exposing a portion of an upper surface of the connection structure, and forming a conductive via in the through hole, the conductive via connecting the wiring pattern to the connection structure.
    Type: Grant
    Filed: January 29, 2021
    Date of Patent: July 11, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ik Jun Choi, Jae Ean Lee, Kwang Ok Jeong, Young Gwan Ko, Jung Soo Byun
  • Publication number: 20230211285
    Abstract: The present disclosure relates to a method for treating exhaust gas including a plasma reaction operation of reacting exhaust gas containing a volatile organic compound (VOC) with low-temperature plasma to generate exhaust gas containing a VOC-derived intermediate, and a combustion operation of combusting the exhaust gas containing the VOC-derived intermediate to produce carbon dioxide and water.
    Type: Application
    Filed: April 7, 2022
    Publication date: July 6, 2023
    Inventors: Kyoung Hye Kim, Su Han Kim, Hyun Woo Kang, Jun Choi
  • Patent number: 11695151
    Abstract: Provided is a casing for a lithium metal secondary battery including: a battery casing material; at least one releasable capsule attached at least partially or totally to the inner surface of the casing material to cover the inner surface of the casing material; and a release solution supported in the releasable capsule, wherein the releasable capsule includes a capsule coating film and a capsule inner space surrounded with the capsule coating film, the release solution is supported in the capsule inner space, and the release solution includes a release agent and a solvent. A lithium metal secondary battery including the casing and a method for manufacturing the same are also provided. It is possible to increase releasability of the negative electrode in a lithium metal secondary battery and to improve nail safety by using the releasable capsule according to the present disclosure.
    Type: Grant
    Filed: May 7, 2019
    Date of Patent: July 4, 2023
    Assignee: LG Energy Solution, Ltd.
    Inventors: Hyun-Woong Yun, Jong-Keon Yoon, Hyun-Jun Choi
  • Patent number: 11694827
    Abstract: The present invention can provide light-colored magnetic particles having a zirconium oxide coating layer formed on a magnetic core, and having a silver coating layer formed on the zirconium oxide coating layer, and a part of the surface of the zirconium oxide coating layer is exposed to the outside, but chemical resistance is excellent, and thus the magnetic particles hardly cause a change of magnetic characteristics so as to be suitable for security elements.
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: July 4, 2023
    Assignee: Korea Minting, Security Printing & ID Card Operating Corp.
    Inventors: Hong Keon Kim, Won Gyun Choe, Su Dong Kim, Hyun Soo Kim, E Den Kim, Hye Jun Choi, Ju Hee Kang
  • Patent number: 11690444
    Abstract: A table includes a tabletop and a frame supporting the tabletop. The frame includes a mounting assembly, first and second leg assemblies coupled with the mounting assembly, and first and second supporting assemblies to control rotation of the first and second leg assemblies. The frame also includes one or more couplers disposed at a mounting member of the mounting assembly to connect the mounting assembly with the first and second supporting assemblies or to connect the mounting assembly with the tabletop.
    Type: Grant
    Filed: January 24, 2022
    Date of Patent: July 4, 2023
    Assignee: Inno-Sports Co., Ltd.
    Inventor: Kwan Jun Choi
  • Publication number: 20230206831
    Abstract: A display device including: a display region including a first pixel region, a second pixel region, and a third pixel region; a dummy region including a first dummy region disposed between the second pixel region and the third pixel region; first, second, and third pixels respectively arranged in the first pixel region, the second pixel region, and the third pixel region in a matrix of vertical lines and horizontal lines; a data converter configured to receive first image data including effective data corresponding to the display region and dummy data corresponding to the dummy region and generate second image data by converting a gray scale value of dummy data corresponding to at least one region of the first dummy region in the first image data into a predetermined first gray scale value, the first gray scale value being between a lowest gray scale value and a highest gray scale value.
    Type: Application
    Filed: February 17, 2023
    Publication date: June 29, 2023
    Inventors: Ji Hyun KA, Tae Hoon KWON, Ki Myeong EOM, Chung YI, Se Byung CHAE, Deok Jun CHOI, Moon Sang HWANG
  • Publication number: 20230200974
    Abstract: The present invention relates to an artificial bladder system having a double space divided by a partition wall and a wireless, non-powered urine fullness sensor using an RFID technology, which provides an artificial bladder system comprising: an outer wall that forms the outer shape of the artificial bladder, is inserted into the body, and has an inner space; a partition wall, wherein both ends are fixed to the inside of the outer wall, the inner space of the outer wall is divided into a double space of a urine reservoir and a working fluid space, and it is deformable according to amounts of the urine and the working fluid; and a urine fullness sensor installed in the working fluid space and sensing a urine fullness degree based on the deformation of the partition wall.
    Type: Application
    Filed: December 28, 2022
    Publication date: June 29, 2023
    Applicants: Yonsei University Industry Foundation (Yonsei UIF), The Catholic University of Korea Industry-Academic Cooperation Foundation, Industry Academic Cooperation Foundation of Yeungnam University, Chung Ang University Industry Academic Cooperation Foundation
    Inventors: Jong Baeg KIM, U Syn HA, Jin Ho KIM, Jung Wook CHOI, Won Gun KOH, Gyu Jun CHOI, Min Hyeong KIM, Won Keun PARK, Jeong Hyeop SON
  • Patent number: 11686429
    Abstract: A frame includes first and second mounting assemblies pivotally connected with each other. The frame also includes first, second and third leg assemblies. The first leg assembly is pivotally connected the first mounting assembly. The second leg assembly is pivotally connected with the second mounting assembly. The third leg assembly is pivotally connected with both of the first and second mounting assemblies. The frame further includes one or more supporting assemblies to enhance stability of the frame. A supporting assembly includes first, second and third members and a controller. The first member is connected with the third leg assembly. The controller is connected with the first member and selectively movable along the first member. The second member is pivotally connected with the controller and the first mounting assembly, and the third member is pivotally connected with the controller and the second mounting assembly.
    Type: Grant
    Filed: January 6, 2021
    Date of Patent: June 27, 2023
    Assignee: Inno-Sports Co., Ltd.
    Inventor: Kwan Jun Choi
  • Publication number: 20230193509
    Abstract: The present invention relates to a Ga2O3 crystal film deposition method according to HVPE, a deposition apparatus, and a Ga2O3 crystal film-deposited substrate using the same. According to an embodiment of the present invention, a Ga2O3 crystal film deposition method, which includes a first step of supplying GaCl gas onto a single-crystal semiconductor substrate via a central supply channel and a second step of supplying oxygen and HCl gas onto the single-crystal semiconductor substrate onto which the GaCl gas is supplied, is provided.
    Type: Application
    Filed: August 9, 2022
    Publication date: June 22, 2023
    Applicant: LumiGNtech Co., Ltd.
    Inventors: Hae Yong LEE, Young Jun CHOI, Hae Gon OH