Patents by Inventor Ji-Hyun Park

Ji-Hyun Park 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: 20250136742
    Abstract: A multi-block copolymer and a method for preparing the same which are capable of providing a resin composition with excellent compatibility and high impact strength due to a chain structure close to symmetry are described herein.
    Type: Application
    Filed: September 30, 2022
    Publication date: May 1, 2025
    Applicant: LG Chem, Ltd.
    Inventors: Hyun Mo Lee, Seul Ki Im, Dae Woong Lee, Ji Hyun Park, Yun Kon Kim, Eun Ji Shin, Seok Pil Sa
  • Publication number: 20250135009
    Abstract: N-acylated glycol chitosan may be loaded with both a hydrophilic drug and a hydrophobic drug due to its amphiphilic nature, may have an increased intratympanic retention time by undergoing a sol-gel phase transition in the tympanic cavity, does not have any side effect, and may release a drug in an immediate or sustained release manner depending on the type and concentration of the drug, and thus it may be useful for intratympanic drug delivery and treatment of inner car diseases.
    Type: Application
    Filed: September 19, 2022
    Publication date: May 1, 2025
    Inventors: Kang Moo Huh, Da Hae Kim, Yong-Ho Park, Ji Hyun Park
  • Publication number: 20250112071
    Abstract: An apparatus of storing container includes a stocker including shelves being configured to support containers, respectively, a purging unit being configured to provide a purge gas for each of the shelves to purge the containers when the stocker is in a purge mode, and to provide the purge gas only for each of the shelves when the stocker is in a normal mode, an inspection unit being configured to inspect a purge quality of the purge gas provided to each of the shelves while the stocker is in the normal mode, and a control unit being configured to change the stocker between in the purge mode and in the normal mode, and being configured to control the purging unit according to a switch between the purge mode and the normal mode. Thus, the apparatus has improved operation efficiency.
    Type: Application
    Filed: December 13, 2024
    Publication date: April 3, 2025
    Applicant: SEMES CO., LTD.
    Inventors: Yong Bae CHOI, Ji Hyun PARK, Shin Young CHEONG
  • Patent number: 12240699
    Abstract: An article storage device includes a load port configured to load and unload a plurality of articles, a plurality of shelves configured to load the articles, a transportation robot configured to transport the articles between the load port and the shelves or between the shelves, a receiving part configured to receive operation commands of the transportation robot from an upper system, a calculating part configured to calculate a setting value of an order of priority with respect to the operation commands, and a control part configured to control the transportation robot to perform an operation command having a high setting value of an order of priority among the operation commands.
    Type: Grant
    Filed: June 16, 2021
    Date of Patent: March 4, 2025
    Assignee: SEMES CO., LTD.
    Inventors: Young Woo Kim, Jin Ho Song, Yong Bae Choi, Ji Hyun Park
  • Patent number: 12176229
    Abstract: An apparatus of storing container includes a stocker including shelves being configured to support containers, respectively, a purging unit being configured to provide a purge gas for each of the shelves to purge the containers when the stocker is in a purge mode, and to provide the purge gas only for each of the shelves when the stocker is in a normal mode, an inspection unit being configured to inspect a purge quality of the purge gas provided to each of the shelves while the stocker is in the normal mode, and a control unit being configured to change the stocker between in the purge mode and in the normal mode, and being configured to control the purging unit according to a switch between the purge mode and the normal mode. Thus, the apparatus has improved operation efficiency.
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: December 24, 2024
    Assignee: SEMES CO., LTD.
    Inventors: Yong Bae Choi, Ji Hyun Park, Shin Young Cheong
  • Publication number: 20240360266
    Abstract: A multi-block copolymer including a polystyrene-based block and a polyolefin-based block, and having a high molecular weight and a low content of homo-polystyrene, and a method for producing the multi-block copolymer are described herein.
    Type: Application
    Filed: September 30, 2022
    Publication date: October 31, 2024
    Applicant: LG CHEM, LTD.
    Inventors: Seul Ki Im, Hyun Mo Lee, Ji Hyun Park, Eun Ji Shin, Yun Kon Kim, Seok PII Sa
  • Publication number: 20240360265
    Abstract: A multiblock copolymer, a method for preparing same, and a thermoplastic resin composition comprising polypropylene and the multiblock copolymer are described herein. The block copolymer has excellent processability and excellent compatibility with polypropylene, and the thermoplastic resin composition of the present disclosure using the same shows excellent low temperature impact strength and may be usefully used as a thermoplastic resin composition for the manufacture of a product requiring high impact resistance such as automotive parts.
    Type: Application
    Filed: September 30, 2022
    Publication date: October 31, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Ji Hyun Park, Jung Won Park, Chang Jong Kim, Eun Ji Shin, Seok Pil Sa, Seul Ki Im, Hyun Mo Lee, Yun Kon Kim
  • Publication number: 20240352176
    Abstract: A multiblock copolymer having a structure in which polystyrene chains are attached to both terminals of a polyolefin chain, a resin composition comprising same, and methods for preparing them are described herein.
    Type: Application
    Filed: September 30, 2022
    Publication date: October 24, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Sol Cho, Ji Hyun Park, Seul Ki Im, Hyun Mo Lee, Yun Kon Kim, Eun Ji Shin, Seok Pil Sa
  • Patent number: 12122905
    Abstract: A polyolefin-polystyrene multi-block copolymer and a method of producing the same is disclosed herein. In some embodiments, the polyolefin-polystyrene multi-block copolymer has a first complex viscosity of 40,000 Pa·s to 350,000 Pa·s at a temperature of 160° C. and a first frequency of 0.5 rad/s, and has a second complex viscosity of 900 Pa·s to 3,500 Pa·s at a temperature of 160° C. and a second frequency of 125 rad/s. The polyolefin-polystyrene multi-block copolymer has a structure in which polystyrene chains are attached to both ends of a polyolefin chain.
    Type: Grant
    Filed: May 15, 2020
    Date of Patent: October 22, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Mo Lee, Seok Pil Sa, Seul Ki Im, Ji Hyun Park, Yun Kon Kim, Ki Soo Lee, Eun Ji Shin
  • Publication number: 20240348498
    Abstract: A wearable electronic device includes: an input module configured to receive a user manipulation for changing a configuration setting value of a main electronic device; and a communication module configured to transmit a control signal for changing a configuration setting value to the main electronic device.
    Type: Application
    Filed: June 24, 2024
    Publication date: October 17, 2024
    Inventors: Ji Hyun PARK, Kwang Sub SON, Byoung Tack ROH
  • Patent number: 12116445
    Abstract: A polyolefin-polystyrene multi-block copolymer and method of making the same is disclosed herein. In some embodiments, a polyolefin-polystyrene multi-block copolymer having a ratio of a loss modulus (E?) to a storage modulus (E?) satisfying the following conditions (a) and (b) over a temperature range of ?80° C. to 40° C., wherein the ratio is represented by a loss tangent (tan ?) value and is obtained by dynamic mechanical analysis (DMA), (a) a maximum of the tan ? value in a peak present in the temperature range is 0.20 to 0.35, and (b) a half-width of the peak ranges from 32.0° C. to 50.0° C. The polyolefin-polystyrene multi-block copolymer has a structure in which polystyrene chains are attached to both ends of a polyolefin chain.
    Type: Grant
    Filed: May 15, 2020
    Date of Patent: October 15, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Ji Hyun Park, Dae Woong Lee, Sung Hyun Park, Seok Pil Sa, Seul Ki Im, Hyun Mo Lee, Yun Kon Kim, Ki Soo Lee, Myung Han Lee, Eun Ji Shin
  • Publication number: 20240298617
    Abstract: The present specification relates to a transgenic animal and a transgenic embryo producing components of an engineered nuclease. According to the disclosure of the present specification, the transgenic animal (or embryo) producing components of an engineered nuclease is a transgenic animal (or embryo) which includes a first cell having a genome including a first toolbox; and a second cell having a genome including a second toolbox, wherein the first toolbox and the second toolbox include at least one of a polynucleotide encoding an RNA-guided endonuclease and a polynucleotide encoding a guide nucleic acid that is able to specifically bind to a target site, respectively, wherein the first toolbox is present in a first locus of the genome of the first cell; the second toolbox is present in a second locus of the genome of the second cell; and the first locus is different from the second locus.
    Type: Application
    Filed: March 1, 2024
    Publication date: September 12, 2024
    Inventors: Goo Jang, Soo Young Yum, Gyeong Min Gim, Won You Lee, Ji Hyun Park
  • Patent number: 12088461
    Abstract: A wearable electronic device includes: an input module configured to receive a user manipulation for changing a configuration setting value of a main electronic device; and a communication module configured to transmit a control signal for changing a configuration setting value to the main electronic device.
    Type: Grant
    Filed: March 30, 2023
    Date of Patent: September 10, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji Hyun Park, Kwang Sub Son, Byoung Tack Roh
  • Patent number: 12029204
    Abstract: The present specification relates to a transgenic animal and a transgenic embryo producing components of an engineered nuclease. According to the disclosure of the present specification, the transgenic animal (or embryo) producing components of an engineered nuclease is a transgenic animal (or embryo) which includes a first cell having a genome including a first toolbox; and a second cell having a genome including a second toolbox, wherein the first toolbox and the second toolbox include at least one of a polynucleotide encoding an RNA-guided endonuclease and a polynucleotide encoding a guide nucleic acid that is able to specifically bind to a target site, respectively, wherein the first toolbox is present in a first locus of the genome of the first cell; the second toolbox is present in a second locus of the genome of the second cell; and the first locus is different from the second locus.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: July 9, 2024
    Assignee: Lart Bio Co., LTD.
    Inventors: Goo Jang, Soo Young Yum, Gyeong Min Gim, Won You Lee, Ji Hyun Park
  • Patent number: 12025860
    Abstract: Disclosed are a structural color variable photonic crystal composite material and a method of manufacturing the same, and more particularly, a photonic crystal composite material having various changes in color by external stimulation and controlling the color change, and a method of manufacturing the same. The structural color variable photonic crystal composite material includes a metal having a metal oxide layer formed on its surface, wherein the metal oxide layer includes a plurality of pores, and a variable material that swells and contracts within the pores by external stimulation.
    Type: Grant
    Filed: August 16, 2022
    Date of Patent: July 2, 2024
    Assignee: YKMC, INC.
    Inventors: Hae Nyoung Lee, Ji Hyun Park, Sung Youl Cho, Ki Bum Jang
  • Publication number: 20240202099
    Abstract: Provided are a device and method for detecting a variable vulnerability in software using a machine learning (ML) model. The method performed by an analysis device includes receiving a source code of a program to be analyzed, replacing call functions, variable names, and call stack functions in an execution log generated during execution of the source code with certain identifiers (IDs) to preprocess the execution log, analyzing the preprocessed execution log through a pretrained first learning model to classify whether each pair of a global variable and a call function is at an initialization location, analyzing the preprocessed execution log through a pretrained second learning model to estimate a maximum value and a minimum value of the global variable, and determining whether the global variable is vulnerable on the basis of information output by the first learning model and information output by the second learning model.
    Type: Application
    Filed: September 15, 2023
    Publication date: June 20, 2024
    Applicant: EWHA UNIVERSITY-INDUSTRY COLLABORATION FOUNDATION
    Inventors: Byoung Ju CHOI, Ji Hyun PARK
  • Publication number: 20240182693
    Abstract: Provided is a thermoplastic resin composition comprising polypropylene and a multi-block copolymer. The thermoplastic resin composition including the polypropylene and the multi-block copolymer exhibits excellent scratch resistance, and thus may be usefully used as a resin composition in the manufacturing of products requiring scratch resistance, such as automotive interior materials.
    Type: Application
    Filed: September 30, 2022
    Publication date: June 6, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Yun Kon Kim, Eun Ji Shin, Seok Pil Sa, Seul Ki Im, Hyun Mo Lee, Ji Hyun Park
  • Publication number: 20240151758
    Abstract: Disclosed herein is an apparatus for measuring physical properties of hairpin coils, which includes a current sensor configured to apply a current for each frequency to a material of a hairpin coil to measure an induced current applied to the material, and a measurement processor configured to measure physical properties of the material by measuring an impedance of the material with the induced current measured by the current sensor and applying the impedance to a model established in the material.
    Type: Application
    Filed: June 26, 2023
    Publication date: May 9, 2024
    Applicants: HYUNDAI MOBIS CO., LTD., RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Ji Hyun PARK, Dong Wook YANG, Eun Ho LEE, Young Dae SHIM
  • Patent number: 11963445
    Abstract: Provided are a compound capable of improving the light-emitting efficiency, stability, and lifespan of an element; an organic electronic element using same; and an electronic device thereof.
    Type: Grant
    Filed: August 9, 2023
    Date of Patent: April 16, 2024
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Ji Hyun Park, Se Hoon Lee, Jae Wan Jang, Hyung Dong Lee, Yun Suk Lee
  • Publication number: 20240098172
    Abstract: A method and electronic device for executing application concurrently with other devices are provided. An address of an external electronic device and a location of an application is obtained. A connection is established with a device using a short-range communication protocol. The application is obtained and executed in conjunction with the device.
    Type: Application
    Filed: October 23, 2023
    Publication date: March 21, 2024
    Inventors: Chang-Ryong HEO, Hyun-Seok SHIN, Ji-Hyun PARK, Sung-Hyuk SHIN, Myung-Gon HONG