Patents by Inventor Jun Choi

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: 20240367391
    Abstract: The present disclosure relates to a stitched electromagnetic wave-absorbing composite for low-speed impact protection, and particularly, to a composite that exhibits electromagnetic wave absorption performance and low-speed impact protection performance at the same time by applying a stitching method, a thickness direction reinforcement method, to a composite that is an electromagnetic wave absorber. The present disclosure provides a stitched electromagnetic wave-absorbing composite for low-speed impact protection including a composite composed of at least one of glass fiber, epoxy, or glass fiber reinforced plastics (GFRP) in an electromagnetic wave-absorbing composite, wherein the composite absorbs electromagnetic waves, and has an impact protection system applied thereto through stitching.
    Type: Application
    Filed: November 18, 2021
    Publication date: November 7, 2024
    Applicant: Industry-Academic Cooperation Foundation Gyeongsang National University
    Inventors: Young Woo Nam, Jin Ho CHOI, Byeong Su KWAK, Uy Hwa SEO, Woo Jin AN, Ji Sub NOH, Dong Jun HONG
  • Publication number: 20240370136
    Abstract: Disclosed are a content box providing method and a user terminal.
    Type: Application
    Filed: June 12, 2024
    Publication date: November 7, 2024
    Inventors: You Jin KIM, Yong Jun KWON, Hyun Ok CHOI, Han Gyeol OH, Kyung Moo AN, Eun Soo HEO
  • Patent number: 12137613
    Abstract: The present invention relates to a novel polycyclic compound employed in an organic layer of an organoelectro luminescent device, wherein the organoelectro luminescent device employing the compound according to the present invention has remarkably improved luminous efficiency and a long lifespan. According to the present invention, it is possible to implement a highly efficient and long-life organoelectro luminescent device that can be effectively applied to various display devices.
    Type: Grant
    Filed: October 12, 2020
    Date of Patent: November 5, 2024
    Assignee: SFC Co., Ltd.
    Inventors: Bong-ki Shin, Sung-hoon Joo, Byung-sun Yang, Ji-hwan Kim, Hyeon-jun Jo, Sung-eun Choi
  • Patent number: 12134271
    Abstract: Provided is a pressure control device for stably controlling the internal air pressure of a reservoir. The pressure control device includes: an input terminal receiving source air pressure; an intake valve connected between the input terminal and an output terminal; an exhaust valve connected to the output terminal; a pressure sensor connected to the output terminal and generating a sensed value by sensing pressure at the output terminal; and a controller simultaneously operating the intake valve and the exhaust valve by simultaneously operating a first control loop for adjusting the degree of opening of the intake valve by comparing the sensed value with a first target value and a second control loop for adjusting the degree of opening of the exhaust valve by comparing the sensed value with a second target value.
    Type: Grant
    Filed: March 13, 2023
    Date of Patent: November 5, 2024
    Inventors: Dong Hwa Lee, Dai Geon Yoon, Bong Man Choi, Jong Suk Won, Hyeong Jun Cho
  • Patent number: 12136706
    Abstract: A battery, includes an electrode assembly having a first electrode, a second electrode and a separator, wherein each of the first electrode and the second electrode has a first portion including an active material corresponding to the separator, and a second portion exposed beyond the separator and not coated with the active material; a battery housing having a first end with a first opening and a second end with a second opening opposite the first end, the battery housing accommodating the electrode assembly through the second opening at the second end and electrically connected to the second portion of the second electrode; a terminal electrically connected to the second portion of the first electrode and exposed out of the battery housing through the first opening of the battery housing at the first end; and a cap covering and sealing the second opening at the second end of the battery housing.
    Type: Grant
    Filed: January 19, 2022
    Date of Patent: November 5, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Kwang-Su Hwangbo, Do-Gyun Kim, Geon-Woo Min, Hae-Jin Lim, Min-Ki Jo, Su-Ji Choi, Bo-Hyun Kang, Jong-Sik Park, Jae-Won Lim, Yu-Sung Choe, Hak-Kyun Kim, Je-Jun Lee, Byoung-Gu Lee, Duk-Hyun Ryu, Kwan-Hee Lee, Jae-Eun Lee, Jae-Woong Kim, Ji-Min Jung, Jin-Hak Kong, Soon-O Lee, Kyu-Hyun Choi, Pil-Kyu Park
  • Patent number: 12136707
    Abstract: A battery can include an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode. The first electrode can have a pair of first sides and a pair of second sides extending between the pair of first sides, a first portion including an active material extending between the pair of first sides, and a second portion extending between the pair of first sides and exposed beyond the separator along a winding direction. The battery can further include a battery housing having a first opening at a first end and a second end with a second opening opposite the first end, a first current collector including a support portion positioned on the electrode assembly, and a housing cover which seals the first opening.
    Type: Grant
    Filed: April 7, 2023
    Date of Patent: November 5, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Jae-Won Lim, Hak-Kyun Kim, Je-Jun Lee, Ji-Min Jung, Su-Ji Choi, Kwang-Su Hwangbo, Do-Gyun Kim, Geon-Woo Min, Hae-Jin Lim, Min-Ki Jo, Jae-Woong Kim, Jong-Sik Park, Yu-Sung Choe, Byoung-Gu Lee, Duk-Hyun Ryu, Kwan-Hee Lee, Jae-Eun Lee, Bo-Hyun Kang, Jin-Hak Kong, Soon-O Lee, Kyu-Hyun Choi, Pil-Kyu Park
  • Publication number: 20240358147
    Abstract: A foldable structure includes an elongated shaft having at least one non-circular portion. The foldable structure also includes a first mounting assembly with a proximal side fixedly connected to the shaft to restrict rotation of the first mounting assembly relative to the shaft and a second mounting assembly with a proximal side rotatably connected to the shaft to allow rotation of the second mounting assembly relative to the shaft. A first panel is fixedly connected to the first mounting assembly, and a second panel is fixedly connected to the second mounting assembly. The at least one non-circular portion of the shaft has an upper surface that remains in contact with a proximal side of the first panel, and when the foldable structure is unfolded, abuts upwardly against the proximal sides of the first and second panels to help to level the first and second panels.
    Type: Application
    Filed: October 31, 2023
    Publication date: October 31, 2024
    Inventor: Kwan Jun Choi
  • Patent number: 12132175
    Abstract: An electrode assembly includes a first electrode; a second electrode; and a separator, the first electrode, the second electrode, and the separator wound about an axis defining a core and an outer circumference of the electrode assembly. The first electrode has a pair of first sides and a pair of second sides, a first portion extending between the pair of first sides, and a second portion extending between the pair of first sides, the first portion being coated with an active material, and at least a part of the second portion includes an electrode tab. The second portion includes a first part adjacent to the core of the electrode assembly, a second part adjacent to the outer circumference of the electrode assembly, and a third part between the first part and the second part. The first or second part has a smaller height than the third part.
    Type: Grant
    Filed: December 21, 2022
    Date of Patent: October 29, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Jong-Sik Park, Jae-Won Lim, Yu-Sung Choe, Hak-Kyun Kim, Je-Jun Lee, Byoung-Gu Lee, Duk-Hyun Ryu, Kwan-Hee Lee, Jae-Eun Lee, Pil-Kyu Park, Kwang-Su Hwangbo, Do-Gyun Kim, Geon-Woo Min, Hae-Jin Lim, Min-Ki Jo, Su-Ji Choi, Bo-Hyun Kang, Jae-Woong Kim, Ji-Min Jung, Jin-Hak Kong, Soon-O Lee, Kyu-Hyun Choi
  • Patent number: 12133425
    Abstract: A display device is provided. The display device includes a first substrate, a first charge trap layer disposed on the first substrate and including silicon nitride, a semiconductor layer disposed on the first charge trap layer and including a first active layer of a first transistor and a second active layer of a second transistor, and an organic light emitting element electrically connected to the first transistor, wherein a ratio of a content of a Si element to a content of an N element in the first charge trap layer is in a range of 1.6 to 2.5.
    Type: Grant
    Filed: August 10, 2021
    Date of Patent: October 29, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Eung Taek Kim, Kohei Ebisuno, Suk Hoon Ku, Jin Suk Lee, Jung Mi Choi, Young In Hwang, Tae Sik Kim, Jin Suk Seo, Hwang Sup Shin, Taek Geun Lee, Joo Hyeon Jo, Hong Jun Choi, Hee Yeon Kim, Na Lae Lee
  • Patent number: 12128585
    Abstract: The present invention relates to a manufacturing device for manufacturing a large amount of micro-scaffolds for a long period of time such that stable and uniform particles can be fabricated. The manufacturing device comprises: a first solution storage portion for storing a polymer support structure solution; a second solution storage portion for storing an emulsifier solution; a gas storage portion connected to each of the first solution storage portion and the second solution storage portion; a pressure control portion for controlling the pressure of the transporting gas flowing into the first solution storage portion and the second solution storage portion from the pressurization portion, respectively; a scaffold injector portion for receiving the polymer support structure solution and the emulsifier solution provided by the transporting gas, respectively; and a scaffold generating portion for receiving the scaffold dispersion discharged through the scaffold injection portion.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: October 29, 2024
    Assignees: INDUSTRY FOUNDATION OF CHONNAM NATIONAL UNIVERSITY, BIOT KOREA INC.
    Inventors: Eun Pyo Choi, Jong Oh Park, Chang Sei Kim, Byung Jeon Kang, Seok Jae Kim, Gwang Jun Go, Yeong Jun Chang
  • Patent number: 12132227
    Abstract: A battery can include an electrode assembly having a first electrode, a second electrode and a separator. The first electrode can include a first active material region coated with an active material layer along a winding direction and a first uncoated region not coated with the active material layer, and at least part of the first uncoated region used as an electrode tab. The battery can further include a first current collector coupled to at least part of the first uncoated region on the electrode assembly, a battery housing to accommodate the electrode assembly and the first current collector, and an insulator between an inner surface of the battery housing facing the first uncoated region or the first current collector and the first uncoated region or the first current collector to block the electrical connection between the first uncoated region and the battery housing.
    Type: Grant
    Filed: April 7, 2023
    Date of Patent: October 29, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Min-Ki Jo, Bo-Hyun Kang, Do-Gyun Kim, Geon-Woo Min, Su-Ji Choi, Kwang-Su Hwangbo, Hae-Jin Lim, Jin-Hak Kong, Soon-O Lee, Kyu-Hyun Choi, Jae-Won Lim, Hak-Kyun Kim, Je-Jun Lee, Ji-Min Jung, Jae-Woong Kim, Jong-Sik Park, Yu-Sung Choe, Byoung-Gu Lee, Duk-Hyun Ryu, Kwan-Hee Lee, Jae-Eun Lee, Pil-Kyu Park
  • Publication number: 20240357824
    Abstract: There is provided a semiconductor memory device having improved reliability. The semiconductor memory device includes a cell substrate, a mold stack including mold insulating layers and gate electrodes, which are alternately stacked on the cell substrate, a semiconductor layer extended in a vertical direction crossing an upper surface of the cell substrate to pass through the mold stack, a blocking insulating pattern between the semiconductor layer and each of the gate electrodes, a charge storage layer including a charge trap portion between the semiconductor layer and the blocking insulating pattern and a first charge blocking portion between the semiconductor layer and each of the mold insulating layers, and a tunnel insulating layer between the semiconductor layer and the charge storage layer, wherein an oxygen concentration of the first charge blocking portion is higher than that of the charge trap portion.
    Type: Application
    Filed: December 1, 2023
    Publication date: October 24, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Byong Ju KIM, Dong Sung CHOI, Won Jun PARK, Dong Hwa LEE, Jae Min JUNG, Chang Heon CHEON
  • Publication number: 20240356088
    Abstract: A secondary battery manufacturing method includes: an electrode assembly manufacturing step of manufacturing an electrode assembly in which electrodes and separators are fixed by an adhesive so that the electrodes and the separators are alternately stacked, and a battery cell manufacturing step of housing the electrode assembly together with an electrolyte solution and sealing them within the pouch case to manufacture a battery cell. The electrode assembly manufacturing step comprises a step of forming a first adhesive part formed between the electrode and the separator, and a second adhesive part formed between separators adjacent to each other among the plurality of separators contained in the electrode assembly. The second adhesive part is formed so as to be arranged on the outside of the first adhesive part along a direction perpendicular to the direction in which the electrodes and the separators are stacked.
    Type: Application
    Filed: January 6, 2023
    Publication date: October 24, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Seong Won Choi, Su Taek Jung, Jihoon Ryu, Sangho Bae, Minwook Kim, Won Kyung Shin, Yong Jun Lee
  • Publication number: 20240351142
    Abstract: A method for laser-cutting and post-treating a UTG having a partial coating film formed thereon according to the present invention includes a step (S1) of coating an entire front surface of a thin-film mother glass (1) with a coating solution for preventing chemical contact, and then drying the resulting product to form a coating film, a step (S2) of forming, on a rear surface of the thin-film mother glass (1), a partial coating film (2) which is the same shape as the shape of a cell-unit thin-film glass (3) to be cut from the thin-film mother glass (1), and a step (S3) of irradiating the rear surface of the thin-film mother glass (1) with a laser beam to cut the coating film, formed on a front surface of the thin-film mother glass (1), and the thin-film mother glass (1), wherein the laser beam is applied along a cut guiding line (6) formed a predetermined distance away from an outer edge line of the partial coating film (2) and in the shape of the cell-unit thin-film glass (3), to cut and then separate the c
    Type: Application
    Filed: January 13, 2022
    Publication date: October 24, 2024
    Inventors: Seung Jun YI, Hyung Sup LEE, Sun Hong CHOI, Soung Woong CHOI
  • Publication number: 20240350590
    Abstract: A composition, suitable for an orally administered formulation, contains a GLP-1 analogue and, particularly, a hydrophobic ion-pair of a GLP-1 analogue and an oil phase. The pharmaceutical composition for oral administration forms an emulsion surrounding the hydrophobic ion-pair when exposed to a water phase, so as to be stably absorbed without being decomposed by digestive enzymes, and thus provides an effective and prolonged pharmacological effect. Methods for producing the composition for oral administration are also disclosed.
    Type: Application
    Filed: July 8, 2022
    Publication date: October 24, 2024
    Applicant: HANMI PHARM. CO., LTD.
    Inventors: Go-Wun CHOI, Hyuk-Jun CHO, Ho-Taek IM, Yong-ll KIM
  • Publication number: 20240352003
    Abstract: The present disclosure relates to a heterocyclic compound represented by Chemical Formula 1, an organic light emitting device including the same, and a composition for an organic material layer: in Chemical Formula 1, each substituent has the same definition as described in the detailed description.
    Type: Application
    Filed: June 27, 2023
    Publication date: October 24, 2024
    Applicant: LT MATERIALS CO., LTD.
    Inventors: Eui Jeong CHOI, Hyun Joo LEE, Geon Yu PARK, Young Seok NO, Dong Jun KIM, Dae Hyuk CHOI
  • Publication number: 20240352023
    Abstract: The present disclosure provides a compound of Chemical Formula (1) or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition comprising the same: wherein X, Z, R1 and R2 are as defined in the specification. The compound of Chemical Formula (1) or pharmaceutically acceptable salt thereof acts as a positive allosteric modulator of metabotropic glutamate receptor subtype 5 (mGluR5), thereby being useful in the prevention or treatment of disorder mediated by glutamate dysfunction and mGluR5.
    Type: Application
    Filed: June 5, 2024
    Publication date: October 24, 2024
    Inventors: Chun Eung PARK, Young Koo JANG, Yong Je SHIN, Ji Yeon KIM, Seung Mo HAM, Yong Gil KIM, Hye Kyung MIN, Soo Bong CHA, Hyo Jun JUNG, Ju Young LEE, Seung Nam HAN, Jin Yong CHUNG, Eun Ju CHOI, Chan Mi JOUNG, Jong Sil PARK, Ji Won LEE, Nahm Ryune CHO, Eun Ju RYU, Cheol Young MAENG
  • Patent number: 12121740
    Abstract: A system for inducing synthesis of Vitamin D in a body includes a wearable illumination device formed in a structure that is wearable on the body, and including a plurality of light sources configured to radiate an ultraviolet light to a skin of a worn part; and a control device connected to the plurality of light sources and configured to drive the plurality of light sources to radiate the ultraviolet light, wherein the wearable illumination device includes a light diffusion panel configured to equalize an irradiance of the ultraviolet light reaching the skin by causing diffusion of the ultraviolet light radiated from the plurality of light sources.
    Type: Grant
    Filed: January 28, 2022
    Date of Patent: October 22, 2024
    Assignees: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, SEOUL NATIONAL UNIVERSITY HOSPITAL, GWANGJU INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Seunghyup Yoo, Jaehyeok Park, Hanul Moon, Sunhyoung Koo, Changhun Seok, Dongho Choi, Hyuk Joo Lee, In-Young Yoon, Jun Seok Ahn, Ji Su Choi, Jung Kyung Hong, Tae Kim, Jiseung Kang, Jieun Jung
  • Patent number: 12121066
    Abstract: A heater assembly for an aerosol generating device includes a heating portion that heats an aerosol generating article by using electrical power applied thereto, and an expansion portion that is separated from the heating portion, and receives heat from the heating portion and heats the aerosol generating article.
    Type: Grant
    Filed: June 24, 2021
    Date of Patent: October 22, 2024
    Assignee: KT&G CORPORATION
    Inventors: Wonkyeong Lee, Heon Jun Jeong, Dong Sung Kim, Jae Sung Choi
  • Patent number: 12125985
    Abstract: An electrode assembly, a battery, and a battery pack and a vehicle including the same are provided. In the electrode assembly, a first electrode, a second electrode, and a separator interposed therebetween are wound based on an axis to define a core and an outer circumference. The first electrode includes a first portion coated with an active material and a second portion at a first side and adjacent the first portion, the second portion being exposed beyond the separator along a first axial direction of the electrode assembly. A part of the second portion is bent in a radial direction of the electrode assembly forming a first surface region including stacked layers of the second portion, and in a partial region of the first surface region, a number of the stacked layers of the second portion is 10 or more in the in the first axial direction.
    Type: Grant
    Filed: December 21, 2022
    Date of Patent: October 22, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Hae-Jin Lim, Jin-Hak Kong, Soon-O Lee, Kyu-Hyun Choi, Do-Gyun Kim, Su-Ji Choi, Kwang-Su Hwangbo, Geon-Woo Min, Min-Ki Jo, Jae-Won Lim, Hak-Kyun Kim, Je-Jun Lee, Ji-Min Jung, Jae-Woong Kim, Jong-Sik Park, Yu-Sung Choe, Byoung-Gu Lee, Duk-Hyun Ryu, Kwan-Hee Lee, Jae-Eun Lee, Bo-Hyun Kang, Pil-Kyu Park