Patents by Inventor Jeong-a Cho

Jeong-a Cho 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: 20250099653
    Abstract: An embodiment relates to a phenol-modified decellularized muscle tissue-derived extracellular matrix (MEM) for muscle regeneration and a method for preparing same. The phenol group-modified decellularized MEM of the embodiment is characterized by containing components similar to original proteins of muscle tissue for muscle regeneration and forming a hydrogel having a stable porous nanofiber structure through dimerization crosslinking between phenol groups, wherein the hydrogel can effectively treat muscle injury or muscle diseases by being administered or implanted into muscle tissue without causing side effects such as an immune response or liver or kidney dysfunction.
    Type: Application
    Filed: January 13, 2023
    Publication date: March 27, 2025
    Inventors: Seung Woo CHO, Soo Jeong CHOI, Mi Jeong LEE, Yi Sun CHOI, Soo Hwan AN
  • Publication number: 20250100953
    Abstract: Provided are a ligand compound of Formula 1 having a novel structure, which shows high catalyst activity and high selectivity to 1-hexene and 1-octene, and may perform ethylene oligomerization with excellent efficiency, an organochromium compound, a catalyst composition comprising the organochromium compound and a method for oligomerizing ethylene using the same, wherein all the variables are as described herein.
    Type: Application
    Filed: March 3, 2023
    Publication date: March 27, 2025
    Applicant: LG Chem, Ltd.
    Inventors: Seok Sun Kim, Seok Pil Sa, Tae Hee Kim, Seung Hwan Jung, Eun Ji Shin, Yeon Ho Cho, Won Taeck Lim, Hee Jeong KIm
  • Patent number: 12262629
    Abstract: An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode, the organic layer including an emission layer. The organic layer includes a first compound represented by Formula 1 and a second compound represented by Formula 2. The first compound may be included in an emission layer, and the second compound may be included in an electron transport region.
    Type: Grant
    Filed: July 7, 2022
    Date of Patent: March 25, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sung-Soo Bae, Seul-Ong Kim, Dong-Hyun Kim, Sung-Wook Kim, Tsuyoshi Naijo, Hye-In Jeong, Hwan-Hee Cho
  • Publication number: 20250093653
    Abstract: A mobile display device includes a first display device that provides images to a user's left eye, a second display device that provides images to the user's right eye, a display device housing that accommodates the first display device and the second display device, and a housing cover that covers the display device housing and includes a first eyepiece aligned with the first display device and a second eyepiece aligned with the second display device. Each of the first display device and the second display device includes a display panel and a circuit board disposed at one end of the display panel and that includes a driver circuit. The circuit board of the first display device and the circuit board of the second display device are symmetrically arranged with respect to a center of the housing cover located between the first eyepiece and the second eyepiece.
    Type: Application
    Filed: May 20, 2024
    Publication date: March 20, 2025
    Inventors: SU JEONG KIM, GUN SHIK KIM, JOON HYUNG PARK, JI NA SEO, SEUNG HWAN CHO
  • Patent number: 12251806
    Abstract: An underwater air tacker (T) according to the present invention comprises: a water infiltration prevention means (1) which prevents water from infiltrating into a hammer operating means (100); an exhaust cover (2) preventing the water from flowing in; a compressed air discharge valve (3) preventing the water from flowing in; and a piston front-air discharge means (4). According to the underwater air tacker (T) having the above structure according to the present invention, when a marine collision accident occurs or a vessel faces a risk of sinking, a diver can rapidly repair a hole in the vessel underwater. Thus, damage caused by oil spill may be minimized, and loss of lives and property caused by the sinking of vessels can be prevented.
    Type: Grant
    Filed: October 12, 2022
    Date of Patent: March 18, 2025
    Assignee: 4B DREAM CO., LTD.
    Inventors: Kwan Huo, Jung Jae Cho, Sang Jeong
  • Publication number: 20250083580
    Abstract: A vehicle seat includes a fixed frame installed in a vehicle body, a rotating link connected to the fixed frame through a rotation shaft and rotating relative to the rotation shaft, a seat cushion frame having one side of a rear end portion hinge-connected to the rotating link at a first connection point to rotate the rotating link when rotating, and a seat back frame having one side of a lower end portion hinge-connected to the fixed frame at a second connection point and the other side of the lower end portion hinge-connected to the other side of the rear end portion of the seat cushion frame at a third connection point to rotate relative to the fixed frame when the seat cushion frame is rotated.
    Type: Application
    Filed: September 5, 2024
    Publication date: March 13, 2025
    Inventors: Sin Jeong KANG, Han Kyung PARK, Jae Hoon CHO, Won Young LEE, Hae Dong KWAK, Hyeon Jae KIM
  • Publication number: 20250084776
    Abstract: A device configured to detect a drop of oil pressure includes: a first gate configured to receive an acceleration measured by an acceleration sensor and to output a logical value indicating whether the acceleration falls within a range that is determined by a turning cam tracking diagnosis entry acceleration and a turning cam tracking diagnosis escape acceleration; a second gate configured to invert an output of the first gate; and a third gate configured select and output one of an output value of the second gate or a first value based on a first selection signal. The device is configured to perform a turning cam tracking diagnosis entry when the output value of the third gate is the first value, and the device is configured to not perform the turning cam tracking diagnosis entry when the output value of the third gate is a second value.
    Type: Application
    Filed: September 10, 2024
    Publication date: March 13, 2025
    Inventors: Kihyoung PARK, Jae Ik AHN, Jaekyoung JEONG, Jaekyun LEE, Hyang LEE, Seong Gil CHOI, Myung Rae CHO, Seongmin LEE
  • Publication number: 20250078720
    Abstract: A display driving device includes first source amplifiers that generate a first channel signal corresponding to a first color pixel and a second channel signal corresponding to a second color pixel, second source amplifiers that generate a third channel signal corresponding to a third color pixel, first output pads that output the first channel signal and the second channel signal, second output pads that output the third channel signal, first channel lines connected between the first output pads and the first source amplifiers, and second channel lines connected between the second output pads and the second source amplifiers. Two first channel lines among the first channel lines are connected to each other, and two second channel lines among the second channel lines are connected to each other.
    Type: Application
    Filed: August 29, 2024
    Publication date: March 6, 2025
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: SEUNGHEE KUK, Sewan Lee, Jeong Cho
  • Publication number: 20250075180
    Abstract: The present invention relates to a method for producing ?? T cells. According to the present invention, ?? T cells with high cell killing ability and cell viability can be produced in a short period of time with high purity and high efficiency by a clinically friendly method, compared to conventionally known general ?? T cell culture methods or culturing methods using support cells, and thus, there is the advantage of increasing the productivity of allogeneic ?? T cell immunotherapeutic agents.
    Type: Application
    Filed: January 3, 2023
    Publication date: March 6, 2025
    Inventors: Jeongho YOON, Jae Kook NAM, Junghoon KIM, Mihyeun RYU, Da Jeong KIM, Minhee LEE, Seung-Joo HYUN, Han-Wook RYU, Mi Sun PARK, Yeonteak LEE, Nahyeon JUNG, Hyo Je CHO
  • Publication number: 20250069538
    Abstract: A display device includes a pixel array including a plurality of pixels connected to a plurality of source lines, a voltage generator configured to generate a reference voltage, and a source driver configured to output a first source signal corresponding to a first source line among the plurality of source lines, receive a first return signal corresponding to the first source signal through a second source line positioned adjacent to the first source line, and generate a first count value based on a first comparison result of the first return signal and the reference voltage.
    Type: Application
    Filed: April 16, 2024
    Publication date: February 27, 2025
    Inventors: Minsung Kim, Seung-Hoon Baek, Choonghoon Lee, Jeong Cho
  • Patent number: 12236839
    Abstract: A display device includes a pixel array including a plurality of pixels connected to a plurality of source lines, a voltage generator configured to generate a reference voltage, and a source driver configured to output a first source signal corresponding to a first source line among the plurality of source lines, receive a first return signal corresponding to the first source signal through a second source line positioned adjacent to the first source line, and generate a first count value based on a first comparison result of the first return signal and the reference voltage.
    Type: Grant
    Filed: April 16, 2024
    Date of Patent: February 25, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Minsung Kim, Seung-Hoon Baek, Choonghoon Lee, Jeong Cho
  • Publication number: 20250055129
    Abstract: A polymer separator with improved charge and discharge performance and thermal stability, includes a porous polymer substrate and a coating layer formed on at least one surface of the porous polymer separator. The coating layer includes: functional group bonded to double bond-containing PVDF (DPVDE); and inorganic oxide particles bonded to the functional group.
    Type: Application
    Filed: July 26, 2024
    Publication date: February 13, 2025
    Applicant: Pukyong National University Industry-University Cooperation Foundation
    Inventors: Kie Yong CHO, Jae Won PARK, Young Je KWON, Min Jeong LEE, Gyeong Min CHOI
  • Patent number: 12224382
    Abstract: A display device may include: a substrate; first and second electrode on the substrate; light emitting element between the first and second electrodes; a barrier structure on the substrate and including a first surface, a second surface, and a third surface; a light conversion layer on the barrier structure; and a passivation layer on the light conversion layer. A first space defined by the second and third surfaces may be between the substrate and the barrier structure. A second space defined by the first and second surfaces may be between the barrier structure and the passivation layer. The first and second spaces may be alternately located in the first direction. The light emitting element may be in the first space. The light conversion layer may be in the at least one second space.
    Type: Grant
    Filed: February 10, 2023
    Date of Patent: February 11, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kwang Soo Bae, Beom Soo Park, Min Jeong Oh, Young Je Cho
  • Publication number: 20250040251
    Abstract: A display panel includes a base layer including a first area and a second area. At least one inorganic layer disposed on the base layer overlaps the first area and the second area. The at least one inorganic layer comprises a lower opening. A first thin-film transistor is disposed on the at least one inorganic layer. The first thin-film transistor includes a silicon semiconductor pattern. A second thin-film transistor is disposed on the at least one inorganic layer. The second thin-film transistor includes an oxide semiconductor pattern. A plurality of insulation layers overlap the first area and the second area. An upper opening extends from the lower opening. A signal line is electrically connected to the second thin-film transistor. An organic layer is disposed in the lower opening and the upper opening. A light emitting element is disposed on the organic layer.
    Type: Application
    Filed: October 11, 2024
    Publication date: January 30, 2025
    Inventors: YOON-JONG CHO, SEOKJE SEONG, SEONGJUN LEE, YOONJEE SHIN, SUYEON YUN, WOOHO JEONG, JOONHOO CHOI
  • Patent number: 12202333
    Abstract: The present disclosure relates to a display device. The display device may be used for a vehicle and may include a display panel, a window, and a first light control layer. The display panel includes pixels arranged along a first direction and a second direction crossing the first direction. The window is disposed on the display panel. The first light control layer is disposed between the display panel and the window and including first photochromic lines. The first photochromic lines extend in the first direction and are arranged along the second direction and include a photochromic material.
    Type: Grant
    Filed: October 14, 2020
    Date of Patent: January 21, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Eun Jeong Cho, Eun Sup Kim, Hyang Yul Kim
  • Publication number: 20250022716
    Abstract: A method of fabricating a semiconductor device includes providing a substrate, forming a target film, a first mask film, a second mask film, and an upper mask pattern on the substrate, forming a first spacer pattern that includes a first line portion and a second line portion, and a folding portion that connects the first line portion and the second line portion, forming a slit mask pattern that partially covers the first spacer pattern, forming a first mask pattern by patterning the second mask film using the slit mask pattern and the first spacer pattern as an etching mask, forming a second spacer pattern, forming a second mask pattern by patterning the first mask film using the second spacer pattern as an etching mask, and forming a plurality of target patterns by patterning the target film using the second mask pattern as an etching mask.
    Type: Application
    Filed: April 30, 2024
    Publication date: January 16, 2025
    Inventors: Eun Jung KIM, Sung Woo KIM, Hyun Seo SHIN, Min Jeong CHO, Min Su CHOI
  • Publication number: 20250022438
    Abstract: A display device includes a first display driver circuit that outputs a first gamma reference voltage to a first display panel, and a second display driver circuit that outputs a second gamma reference voltage to a second display panel different from the first display panel, and determines the difference between the first gamma reference voltage and the second gamma reference voltage, and keeps outputting the second gamma reference voltage when the difference is smaller than a first reference value, and changes the second gamma reference voltage when the second gamma reference voltage is less than the first gamma reference voltage and the difference is equal to or greater than the first reference value.
    Type: Application
    Filed: January 23, 2024
    Publication date: January 16, 2025
    Inventors: Choonghoon Lee, Minsung Kim, Sung-Jin Park, Seung-Hoon Baek, Jeong Cho
  • Patent number: 12164215
    Abstract: A reflective module disclosed in an embodiment of the invention includes a holder having an inclined bottom surface and first and second guide portions disposed on both sides of the inclined bottom surface, a reflective mirror disposed on the holder, and an adhesive that adheres the reflective mirror to the holder, wherein the first guide portion and the second guide portion extend along both side surfaces of the reflective mirror, the first guide portion includes a plurality of first recesses, each of which faces one side surface of the reflective mirror; the second guide portion includes a plurality of second recesses, each of which faces the other side surface of the reflective mirror; and the adhesive may be respectively disposed in the plurality of first and second recesses and adhered to one side surface and the other side surface of the reflective mirror.
    Type: Grant
    Filed: August 11, 2021
    Date of Patent: December 10, 2024
    Assignee: LG INNOTEK CO. LTD.
    Inventors: Seung Hak Lee, Kyung Hwan Kim, Yu Jeong Cho
  • Patent number: 12084718
    Abstract: The present disclosure relates to a method for diagnosing or providing information for diagnosing Alzheimer's disease or a brain disease, and a composition and a diagnostic kit for diagnosing Alzheimer's disease or a brain disease using miR-485-3p. The present disclosure enables objective data analysis of the diagnosis of Alzheimer's disease or a brain disease by measuring the expression level of miR-485-3p in blood, minimizes risk to a patient by measuring the concentration of amyloid beta 42 in saliva, and enables quick and accurate diagnosis. Accordingly, the present disclosure is very useful for preventing Alzheimer's disease or a brain disease.
    Type: Grant
    Filed: November 10, 2021
    Date of Patent: September 10, 2024
    Assignee: Biorchestra Co., Ltd.
    Inventors: Jin-Hyeob Ryu, Hyun-Jeong Cho
  • Publication number: 20240260464
    Abstract: The present disclosure relates to an OLED that includes a first electrode; a second electrode facing the first electrode; a first emitting material layer including a first host, a second host and a blue dopant and positioned between the first and second electrodes; a first electron blocking layer including an electron blocking material of a spirofluorene-substituted amine derivative and positioned between the first electrode and the first emitting material layer; and a first hole blocking layer including a first hole blocking material of an azine derivative and positioned between the second electrode and the first emitting material layer, wherein the first host is an anthracene derivative, and the second host is a deuterated anthracene derivative.
    Type: Application
    Filed: March 7, 2024
    Publication date: August 1, 2024
    Applicant: LG DISPLAY CO., LTD.
    Inventors: In Bum SONG, Seung Hee YOON, Gwi Jeong CHO, So Yeon AHN, Yoo Yi SON, Tae Shick KIM