Patents by Inventor Ji Yeon Choi

Ji Yeon 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: 12152171
    Abstract: Provided is an adhesive composition including an ethylene-acrylic acid copolymer and a post-consumer recycled resin (PCR), wherein the ethylene-acrylic acid copolymer has a melt index (190° C., 2.16 kg, ASTM D1238) of 1 to 30 g/10 min, and the PCR has a melt index (190° C., 2.16 kg, ASTM D1238) of 1 to 10 g/10 min, and a preparation method thereof, which can have excellent processability, low gel content, and excellent adhesive strength by easily distinguishing a certain level of PCR resin by a capillary rheometer and mixing the PCR resin with an ethylene-acrylic acid copolymer.
    Type: Grant
    Filed: July 19, 2023
    Date of Patent: November 26, 2024
    Assignees: SK Innovation Co., Ltd., SK Geo Centric Co., Ltd.
    Inventors: Bu Yeon Hwang, Sang Ha Son, Dong Hyun Woo, Ji Hyeon Choi
  • Publication number: 20240371502
    Abstract: A method of providing information on medical personnel may be provided. The method according to an embodiment may include: receiving surgical information including information on a medical treatment department performing a surgery, information on an operating surgeon, surgical category information, and surgical code information; determining a score for each item that constitutes the surgical information on medical personnel on the basis of information on on-duty records of the medical personnel; determining a medical personnel score corresponding to the surgical information on the basis of a weighted value corresponding to the score for the each item; and providing information on the medical personnel that includes the medical personnel score.
    Type: Application
    Filed: December 27, 2023
    Publication date: November 7, 2024
    Inventors: Jung Hwan MOON, Ihn Seon Lee, Jun Young Choi, Ji Hye Woo, Chae Yeon Park, Ho Jun Seol, Do Hoon Lim, Sei Yeul Oh, Hyun Jung Ko, Mi Ja Ju
  • 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
  • Publication number: 20240341189
    Abstract: Disclosed are a polycyclic compound with a specific fused ring structure and an organic light emitting device including a light emitting layer that employs the polycyclic compound. The use of the polycyclic compound ensures significantly long lifetime and improved luminous efficiency of the device.
    Type: Application
    Filed: March 27, 2024
    Publication date: October 10, 2024
    Inventors: Ji-hwan Kim, Kyung-Hwa Park, Hyeon-jun Jo, Seong-eun Woo, Soo-kyung Kang, Da-Yeon Lee, Hui-Jae Choi, Ji-hyun Lee, Sung-hoon Joo
  • Publication number: 20240320716
    Abstract: The present disclosure relates to a method of deriving quality improvement requirements. The method according to some embodiments may include receiving a plurality of evaluation information for a first product from an evaluation information database, inputting the plurality of evaluation information into a key phrase extraction model and determining key phrases for the plurality of evaluation information based on an output of the key phrase extraction model, grouping some of the key phrases for the plurality of evaluation information into multiple groups and storing information on each of the multiple groups in a memory, ranking the key phrases included in each of the multiple groups and storing information associated with the ranks of the key phrases included in each of the multiple groups in the memory and determining top n key phrases from each of the multiple groups as quality improvement requirements.
    Type: Application
    Filed: March 20, 2024
    Publication date: September 26, 2024
    Applicant: KOREA INSTITUTE OF SCIENCE & TECHNOLOGY INFORMATION
    Inventors: Su Min SEO, Jeong Eun BYUN, Kuk Jin BAE, Yun Jeong CHOI, Eun Sun KIM, Min Je CHO, Sung Jin KIM, Ju Yeon SHIN, Ji Min KIM, Min Ju KIM
  • Patent number: 12087806
    Abstract: A display device includes a first substrate including a display area comprising pixels, and a non-display area surrounding the display area, a thin film transistor layer disposed on the first substrate and comprising a thin film transistor, a second substrate disposed on the thin film transistor layer and facing the first substrate, a sealing part disposed between the first substrate and the second substrate in the non-display area, and bonding the first and second substrates, a metal line disposed in the non-display area on the thin film transistor layer and overlapping the sealing part, and an antistatic member comprising a support supported by the metal line, a first receiver protruding from a top portion of the support to an exterior of the sealing part, and a second receiver protruding from a bottom portion of the support toward the exterior of the sealing part and facing the first receiver.
    Type: Grant
    Filed: September 23, 2021
    Date of Patent: September 10, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Yeup Lee, Sang Yong No, Ji Yeon Choi, Tae Ho Kang, Hwa Rang Lee
  • Publication number: 20240285990
    Abstract: The present invention relates to a fire-extinguishing microcapsule, a method for manufacturing same, and a fire-extinguishing composition comprising same. The microcapsule includes a core containing a non-inflammable material; a first shell layer covering the core and containing inorganic nanoparticles and a water-soluble polymer; and a second shell layer covering the first shell layer and containing a polymer.
    Type: Application
    Filed: March 11, 2024
    Publication date: August 29, 2024
    Applicant: KONKUK UNIVERSITY INDUSTRIAL COOPERATION CORP.
    Inventors: Ji Bong JOO, Dong Hun LEE, Na Yeon KIM, Yoon Hee KIM, Ji Yul KIM, Hyun Sung JANG, Dong Seop CHOI
  • Publication number: 20240246948
    Abstract: The present invention relates to a benzamide derivative, a method for preparing same, and a pharmaceutical composition for the prevention or treatment of cancer, containing same as an active ingredient. The benzamide derivative according to an aspect of the present invention can be used in the prevention or treatment of cancer by suppressing EGFR mutation, and, when administered in combination with an EGFR antagonist such as cetuximab, exhibits a significantly synergistic effect on anticancer activity, and thus can be effectively used as an anticancer agent.
    Type: Application
    Filed: May 13, 2022
    Publication date: July 25, 2024
    Applicants: HK INNO.N CORPORATION, KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Seockyong Kang, Daseul Yoon, Hyejeong Kim, Som Yi Park, Dongkyu Kim, Ji-Yeon Park, Yeji Byeon, Hye-Im Jo, Seung Hee Jung, Seong-Il Choi, Seung Chul Lee, Kwangho Lee
  • Patent number: 12037338
    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: Grant
    Filed: June 1, 2021
    Date of Patent: July 16, 2024
    Assignee: SK BIOPHARMACEUTICALS CO., LTD.
    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: 11975296
    Abstract: A pore-filled ion exchange polyelectrolyte composite membrane from which the surface ion exchange polyelectrolyte has been removed and a method of manufacturing the same are provided. The ion exchange polyelectrolyte composite membrane exhibits low film resistance and low in-plane-direction swelling degree, and has a smaller film-thickness than a commercial film, and thus, can be used for various purposes. In addition, since the pore-filled ion exchange polyelectrolyte composite membrane is continuously manufactured through a roll-to-roll process, the manufacturing process is simple, and manufacturing costs can be greatly reduced.
    Type: Grant
    Filed: April 29, 2019
    Date of Patent: May 7, 2024
    Assignee: Toray Advanced Materials Korea Inc.
    Inventors: Young Woo Choi, Mi Soon Lee, Tae Young Kim, Young Gi Yoon, Beom Jun Kim, Min Ho Seo, Chi Young Jung, Jong Min Lee, Nam-jo Jeong, Seung Cheol Yang, Ji Yeon Choi
  • Patent number: 11823622
    Abstract: Provided herein may be a pixel. The pixel may include a driving transistor including a gate electrode coupled to a first node, a first electrode coupled to a first power line, and a second electrode coupled to a second node, a control transistor including a gate electrode coupled to the first node, a first electrode coupled to the second node, and a second electrode that is different from the first electrode, a first emission unit including at least one light-emitting element coupled between the second electrode of the control transistor and a second power line, and a second emission unit including at least one light-emitting element coupled between the second node and the second power line, wherein the second electrode of the control transistor is coupled to a first electrode of the first emission unit.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: November 21, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hwa Rang Lee, Kwi Hyun Kim, Sang Yong No, Ji Yeon Choi
  • Patent number: 11684762
    Abstract: Disclosed is an energy self-sufficient real time bio-signal monitoring and nutrient and/or drug delivery system based on salinity gradient power generation. The energy self-sufficient real time bio-signal monitoring and/or nutrient delivery system based on salinity gradient power generation includes: an electricity generation and nutrient and/or drug delivery module including a reverse electrodialysis device which generates electricity by using a nutrient and/or drug solution and discharge a diluted nutrient solution; and a bio-signal measuring unit inserted into the electricity generation and nutrient and/or drug delivery module and configured to receive electricity from the electricity generation and nutrient and/or drug delivery module and measure a bio-signal.
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: June 27, 2023
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Nam-Jo Jeong, Ji Yeon Choi, Han-Ki Kim, Seung Cheol Yang, Kyo Sik Hwang, Ji-Hyung Han, Joo-Youn Nam, Eun-Jin Jwa, Soon-Chul Park, Yong-Seog Seo, Moon-Seok Jang
  • Patent number: 11659750
    Abstract: Provided is a tiled display. The tiled display includes: a first display device including a first display area including pixels, a second display device including a second display area including pixels adjacent to the first display area, and a seam between the first display area and the second display area. Each of the first display device and the second display device includes: a first base part supporting a respective one of the first display device and the second display device, a thin-film transistor layer on the first base part, the thin-film transistor layer including thin-film transistors included in the pixels and including connection lines in the seam, and bridge electrodes in the seam to couple between the connection lines of the first display device and the second display device.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: May 23, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kwi Hyun Kim, Sang Yong No, Tae Ho Kang, Hwa Rang Lee, Joon Hoo Choi, Ji Yeon Choi
  • Patent number: 11637170
    Abstract: A display device, includes: pixels at a display area; gate lines at the display area, and connected to the pixels; carry clock lines and scan clock lines at the display area; and a gate driving circuit distributedly located at the display area, and connected to the carry clock lines, the scan clock lines, and the gate lines. The gate driving circuit includes a plurality of stages, each of the stages to output, as a carry signal, a carry clock signal supplied through a corresponding carry clock line from among the carry clock lines, and to output, as a scan signal, a scan clock signal supplied through a corresponding scan clock line from among the scan clock lines. The corresponding carry clock line and the corresponding scan clock line corresponding to one stage from among the stages are spaced from each other with at least one of the pixels interposed therebetween.
    Type: Grant
    Filed: August 17, 2021
    Date of Patent: April 25, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sang Yong No, Tae Ho Kang, Kwi Hyun Kim, Hwa Rang Lee, Ji Yeon Choi
  • Publication number: 20230041072
    Abstract: A display device includes: a display area and a non-display area; a first pixel area and a second pixel area, each provided in the display area; scan lines extending in a first direction and disposed in the first pixel area and the second pixel area; first sub-scan lines extending in a second direction and disposed in the first pixel area, the second direction intersecting the first direction; second sub-scan lines extending in the second direction and disposed in the first pixel area and the second pixel area; and a pad part provided in the non-display area, the pad part being electrically connected to the first sub-scan lines and the second sub-scan lines. The scan lines are electrically connected to at least one of the first sub-scan lines and the second sub-scan lines. The first sub-scan lines do not overlap the second pixel area in a plan view.
    Type: Application
    Filed: July 21, 2022
    Publication date: February 9, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Sang Yong NO, Hwa Rang LEE, Kwi Hyun KIM, Ji Yeon CHOI
  • Publication number: 20220378676
    Abstract: Disclosed herein is a composition for enhancing skin elasticity or improving skin wrinkles. In one aspect, 2-isopropylmalic acid or a salt, hydrate or solvate thereof, which is an active ingredient of the present disclosure, activates skin primary cilia and inhibits the expression of MMP-1 to enhance skin elasticity and improve skin wrinkles. In addition, in one aspect, 2-isopropylmalic acid or a salt, hydrate or solvate thereof, which is an active ingredient of the present disclosure, is a safe material and has the advantage that it can be treated in the living body in various forms such as cosmetics and food.
    Type: Application
    Filed: May 13, 2022
    Publication date: December 1, 2022
    Applicants: AMOREPACIFIC CORPORATION, KYUNGPOOK NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Hyunjung CHOI, Dong-Hyung CHO, Ji-Eun BAE, Joonbum KIM, Ji Yeon CHOI, Daejin MIN, Hye Won NA, Hyoung June KIM, Wonseok PARK
  • Publication number: 20220343824
    Abstract: A display device includes a data driver that outputs a first data signal and a second data signal of different voltages, and a pixel that emits light in response to the first data signal and the second data signal. The pixel includes a current generator generating a driving current corresponding to the first data signal, a first light emitting part including a first electrode, a second electrode, and a first light emitting element, a second light emitting part including a third electrode, a fourth electrode connected, and a second light emitting element, and a current controller controlling a divided current supplied to the second light emitting part in response to the second data signal.
    Type: Application
    Filed: December 8, 2021
    Publication date: October 27, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Kwi Hyun KIM, Sang Yong NO, Hwa Rang LEE, Ji Yeon CHOI
  • Patent number: 11468817
    Abstract: A display device includes a data driver that outputs a first data signal and a second data signal of different voltages, and a pixel that emits light in response to the first data signal and the second data signal. The pixel includes a current generator generating a driving current corresponding to the first data signal, a first light emitting part including a first electrode, a second electrode, and a first light emitting element, a second light emitting part including a third electrode, a fourth electrode connected, and a second light emitting element, and a current controller controlling a divided current supplied to the second light emitting part in response to the second data signal.
    Type: Grant
    Filed: December 8, 2021
    Date of Patent: October 11, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kwi Hyun Kim, Sang Yong No, Hwa Rang Lee, Ji Yeon Choi
  • Publication number: 20220293052
    Abstract: Provided herein may be a pixel. The pixel may include a driving transistor including a gate electrode coupled to a first node, a first electrode coupled to a first power line, and a second electrode coupled to a second node, a control transistor including a gate electrode coupled to the first node, a first electrode coupled to the second node, and a second electrode that is different from the first electrode, a first emission unit including at least one light-emitting element coupled between the second electrode of the control transistor and a second power line, and a second emission unit including at least one light-emitting element coupled between the second node and the second power line, wherein the second electrode of the control transistor is coupled to a first electrode of the first emission unit.
    Type: Application
    Filed: November 5, 2021
    Publication date: September 15, 2022
    Inventors: Hwa Rang LEE, Kwi Hyun KIM, Sang Yong NO, Ji Yeon CHOI
  • Publication number: 20220231079
    Abstract: A display device includes a first substrate including a display area comprising pixels, and a non-display area surrounding the display area, a thin film transistor layer disposed on the first substrate and comprising a thin film transistor, a second substrate disposed on the thin film transistor layer and facing the first substrate, a sealing part disposed between the first substrate and the second substrate in the non-display area, and bonding the first and second substrates, a metal line disposed in the non-display area on the thin film transistor layer and overlapping the sealing part, and an antistatic member comprising a support supported by the metal line, a first receiver protruding from a top portion of the support to an exterior of the sealing part, and a second receiver protruding from a bottom portion of the support toward the exterior of the sealing part and facing the first receiver.
    Type: Application
    Filed: September 23, 2021
    Publication date: July 21, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Ki Yeup LEE, Sang Yong NO, Ji Yeon CHOI, Tae Ho KANG, Hwa Rang LEE