Patents by Inventor Hye In KIM

Hye In KIM 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: 20230348294
    Abstract: A positive electrode active material, a lithium secondary battery including the same, and a method of making the same are disclosed herein. In some embodiments, a positive electrode active material includes secondary particles, each secondary particle comprising an agglomerate of primary macro particles, wherein an average particle size (D50) of the primary macro particles is 1.5 ?m or more, wherein a part of a surface of each secondary particle is coated with a cobalt compound and an aluminum compound, an average particle size (D50) of the secondary particles is 3 to 10 ?m, and wherein the primary macro particles comprises a nickel-based lithium transition metal oxide. It is possible to improve the electrical and chemical properties by partial coating of the secondary particles with cobalt and aluminum on the surface. It is possible to provide a nickel-based positive electrode active material with improved stability at high temperature and high voltage.
    Type: Application
    Filed: November 8, 2021
    Publication date: November 2, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jong-Wook Heo, Ji-Hye Kim, Tae-Gu Yoo, Wang-Mo Jung, Hae-Jung Jung, Chi-Ho Jo
  • Publication number: 20230346297
    Abstract: Provided are a test method and apparatus for evaluating cognitive function decline. The test method for evaluating cognitive function decline includes performing a testing stage of testing how many missions presented for each of a plurality of test items a user performs, and calculating a test score for each of the plurality of test items, performing a category classifying stage of classifying at least one test item from among the plurality of test items as one neurocognitive category from among a plurality of neurocognitive categories, and performing an evaluating stage of evaluating whether there is cognitive function decline in the one neurocognitive category, based on a test score of the at least one test item classified as the one neurocognitive category.
    Type: Application
    Filed: May 2, 2023
    Publication date: November 2, 2023
    Applicant: EMOCOG Co., Ltd.
    Inventors: Yoo Hun NOH, Hai Rin KIM, Ju Hye KIM
  • Publication number: 20230346298
    Abstract: Provided are a test method and apparatus for evaluating cognitive function decline. The test method for evaluating cognitive function decline includes performing a testing stage of testing how many missions presented for each of a plurality of test items a user performs, and calculating a test score for each of the plurality of test items, performing a category classifying stage of classifying at least one test item from among the plurality of test items as one neurocognitive category from among a plurality of neurocognitive categories, and performing an evaluating stage of evaluating whether there is cognitive function decline in the one neurocognitive category, based on a test score of the at least one test item classified as the one neurocognitive category.
    Type: Application
    Filed: May 2, 2023
    Publication date: November 2, 2023
    Applicant: EMOCOG Co., Ltd.
    Inventors: Yoo Hun NOH, Hai Rin KIM, Ju Hye KIM
  • Patent number: 11799081
    Abstract: A positive electrode material including a first positive electrode active material represented by Formula 1 and a second positive electrode active material represented by Formula 2, a positive electrode including the same, and a lithium secondary battery including the positive electrode are provided. The positive electrode material has a bimodal particle size distribution including large diameter particles and small diameter particles, and the difference in average particle diameter (D50) between the large diameter particles and the small diameter particles is 3 ?m or greater.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: October 24, 2023
    Inventors: Dong Hun Lee, Wang Mo Jung, Sung Bin Park, Ji Hye Kim, Dong Hwi Kim, Hyung Man Cho, Jung Min Han
  • Publication number: 20230335742
    Abstract: A master batch for a positive electrode additive and a positive electrode slurry for a lithium secondary battery that contains the same, wherein the master batch contains a high content of irreversible additive together with a positive electrode active material so that a small amount of irreversible additive is dispersed in the positive electrode slurry with high dispersion without loss when a positive electrode is manufactured, and thus a positive electrode for a lithium secondary battery manufactured using the irreversible additive has high electrical properties and reliability, and a degree of freedom in design is improved when the positive electrode is manufactured.
    Type: Application
    Filed: May 6, 2022
    Publication date: October 19, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Ji Hye Kim, Sang Seung Oh, Hye Hyeon Kim, Chi Ho Jo, Tae Gu Yoo
  • Publication number: 20230331583
    Abstract: Provided are a sacrificial positive electrode material with a reduced gas generation amount and a method of preparing the same. The method includes calcinating a raw material mixture of lithium oxide (Li2O) and cobalt oxide (CoO) to prepare a lithium cobalt metal oxide, wherein the lithium oxide (Li2O) has an average particle size (D50) of 50 µm or less, and the resulting sacrificial positive electrode material has an electrical conductivity of 1 × 10-4 S/cm or more. The method of preparing a sacrificial positive electrode material can reduce the generation of gas, particularly, oxygen (O2) gas, in an electrode assembly during charging of a battery by adjusting the electrical conductivity of the sacrificial positive electrode material within a specific range using lithium oxide that satisfies a specific size, and thus the stability and lifespan of the battery including the same can be effectively enhanced.
    Type: Application
    Filed: February 18, 2022
    Publication date: October 19, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Tae Gu Yoo, Wang Mo Jung, Chi Ho Jo, Ji Hye Kim, Hae Jung Jung, Jong Wook Heo
  • Publication number: 20230326945
    Abstract: An image sensor is provided. The An image sensor includes: a first substrate including a first side and a second side opposite to each other, and an active region; a plurality of pixel regions, each including a photoelectric conversion layer on the first side of the first substrate; a pixel isolation pattern which separates the plurality of pixel regions from each other and extends along a direction perpendicular to the first side of the first substrate; and a first transistor, a second transistor and a third transistor corresponding to a first pixel region of the plurality of pixel regions. The first transistor, the second transistor and the third transistor share a common source/drain region inside the active region.
    Type: Application
    Filed: January 31, 2023
    Publication date: October 12, 2023
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Jung Hye KIM
  • Publication number: 20230317893
    Abstract: A display device includes: a display panel including a light-emitting element on a top face of a substrate and an overcoat layer on the light-emitting element; a film member on the overcoat layer of the display panel; a conductive layer between the overcoat layer and the film member; a chassis member on a bottom face of the substrate of the display panel; and a sealing member covering a side face of the display panel. The sealing member electrically connects the conductive layer and the chassis member to each other.
    Type: Application
    Filed: January 26, 2023
    Publication date: October 5, 2023
    Inventors: Hyun Hyang KIM, Jeong Weon SEO, Da Hye KIM, Man Soo KIM, Min Gwan HYUN
  • Publication number: 20230303405
    Abstract: A secondary particle precursor, a positive electrode active material and a lithium secondary battery prepared from the same, and a method of preparing the same are disclosed herein. In some embodiments, a secondary particle precursor comprises one or more particles having a core and a shell surrounding the core, wherein a particle size (D50) of the secondary particle precursor is 6±2 ?m, a particle size (D50) of the core is 1 to 5 ?m, and the core has higher porosity than the shell. A positive electrode active material prepared using the secondary particle precursor has an increased press density and reduced cracking.
    Type: Application
    Filed: December 8, 2021
    Publication date: September 28, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Hae-Jung Jung, Ji-Hye Kim, Tae-Gu Yoo, Wang-Mo Jung, Chi-Ho Jo, Jong-Wook Heo
  • Publication number: 20230304091
    Abstract: A minimally invasive kit for diagnosing a skin condition comprises: a device capable of quantifying the expression level of an RNA gene from a specimen extracted from the skin of a subject; and a microneedle patch including a plurality of microneedles having a solid structure and made of a bioidegradable polymer hyaluronic acid. When the microneedle patch is applied to the skin of the subject and is detached after applied for a predetermined time, a specimen from the skin of the subject, which has been attached to the microneedle surfaces of the microneedle patch or an extract therefrom, is quantitatively analyzed by the device, and the device quantifies an expression level of each skin condition-related RNA biomarker gene to be diagnosed from the specimen from the skin of the subject, which has been attached to the microneedle surfaces of the microneedle patch or the extract therefrom.
    Type: Application
    Filed: July 20, 2021
    Publication date: September 28, 2023
    Inventors: Kwang Hoon LEE, Do Hyeon JEONG, Seo Hyeong KIM, Ji Hye KIM, Sung Jae LEE
  • Patent number: 11767230
    Abstract: A positive electrode active material precursor is provided, which includes a transition metal hydroxide particle represented by Formula 1 and a cobalt oxide particle and a manganese oxide particle attached to the surface of the transition metal hydroxide particle. A preparation method thereof, a positive electrode active material prepared using the same, a positive electrode including the positive electrode active material, and a secondary battery including the positive electrode are also provided.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: September 26, 2023
    Inventors: Dong Hwi Kim, Wang Mo Jung, Dong Hun Lee, Sung Bin Park, Ji Hye Kim, Hyung Man Cho, Jung Min Han
  • Patent number: 11758663
    Abstract: A display device includes a folding area, a first unfolding area located on a side of the folding area, and a second unfolding area located on a second side of the folding area. The display device further includes a display module which includes a display panel, and a first circuit board which is attached to the display panel and disposed under the display module, wherein the first circuit board includes a base film, a first driving integrated circuit (“IC”) disposed in the first unfolding area, and a second driving IC disposed in the second unfolding area where the first driving IC and the second driving IC do not overlap each other in a thickness direction during folding.
    Type: Grant
    Filed: August 22, 2022
    Date of Patent: September 12, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Won Tae Kim, Ji Hye Kim, Jae Hyeon Jeon
  • Patent number: 11746072
    Abstract: A method for separating and refining 1-butene with a high purity and a high yield from a raffinate-2 stream. The method includes: feeding raffinate-2 to a first distillation column; obtaining heavy raffinate-3 from a lower part of the first distillation column; recovering an upper part fraction containing 1-butene from an upper part of the first distillation column; feeding the upper part fraction containing 1-butene to a second distillation column; recovering a first lower part fraction rich in 1-butene from a lower part of the second distillation column and light raffinate-3 from an upper part of the second distillation column. Heat of the upper part fraction recovered from the upper part of the first distillation column is fed to the lower part of the second distillation column through a first heat exchanger. Thus, 1-butene is obtained with high purity and high yield while maximizing an energy recovery amount by double-effect distillation.
    Type: Grant
    Filed: July 20, 2018
    Date of Patent: September 5, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Sung Kyun Kim, Sung Kyu Lee, Yong Mann Beyun, Joon Ho Shin, Ji Hye Kim
  • Patent number: 11747556
    Abstract: An integrated circuit (IC) device includes an optical IC substrate, a local trench inside the optical IC substrate, and a photoelectronic element including a photoelectric conversion layer buried inside the local trench. The photoelectric conversion layer is buried inside the local trench in the optical IC substrate to form the photoelectronic element. Thus, the IC device may inhibit warpage of the optical IC substrate.
    Type: Grant
    Filed: March 28, 2022
    Date of Patent: September 5, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jung-hye Kim, Keun-yeong Cho, Ho-chul Ji
  • Patent number: 11741740
    Abstract: A fingerprint sensor includes a light sensing layer having a light sensing element in which a sensing current flows in response to incident light and a light guide layer disposed on the light sensing layer. The light guide layer includes first light-transmitting films spaced apart from one another, a light-blocking film disposed between the first light-transmitting films, and a second light-transmitting film disposed between each of the first light-transmitting films and the light-blocking film.
    Type: Grant
    Filed: April 20, 2021
    Date of Patent: August 29, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae Ik Lim, Ji Hye Kim, Byung Han Yoo
  • Patent number: 11735663
    Abstract: Example semiconductor devices and methods for fabricating a semiconductor device are disclosed. An example device may include a substrate, a first semiconductor pattern spaced apart from the substrate, a first antioxidant pattern extending along a bottom surface of the first semiconductor pattern and spaced apart from the substrate, and a field insulating film on the substrate. The insulating film may cover at least a part of a side wall of the first semiconductor pattern. The first antioxidant pattern may include a first semiconductor material film doped with a first impurity.
    Type: Grant
    Filed: December 30, 2021
    Date of Patent: August 22, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin Bum Kim, Gyeom Kim, Da Hye Kim, Jae Mun Kim, Il Gyou Shin, Seung Hun Lee, Kyung In Choi
  • Patent number: 11731079
    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: Grant
    Filed: April 7, 2022
    Date of Patent: August 22, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
    Inventors: Kyoung Hye Kim, Su Han Kim, Hyun Woo Kang, Jun Choi
  • Publication number: 20230261185
    Abstract: Provided are a sacrificial positive electrode material with a reduced gas generation amount and a method of preparing the same. The sacrificial positive electrode material includes a lithium cobalt zinc oxide represented by Chemical Formula 1 (LixCo(1-y)ZnyO4) and the sacrificial positive electrode material has a powder electrical conductivity of 1×10?4 S/cm to 1×10?2 S/cm. The sacrificial positive electrode material can reduce the generation of gas, particularly, oxygen (O2) gas, during charging and discharging of a battery after activation and achieve a high charge/discharge capacity by including a lithium cobalt metal oxide represented by Chemical Formula 1 (LixCo(1-y)ZnyO4), which is doped with a specific fraction of zinc, and by having a powder electrical conductivity adjusted within a specific range, and thus the stability and lifespan of a battery including the same are effectively enhanced.
    Type: Application
    Filed: February 21, 2022
    Publication date: August 17, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Tae Gu Yoo, Wang Mo Jung, Chi Ho Jo, Ji Hye Kim, Hae Jung Jung, Jong Wook Heo
  • Publication number: 20230223146
    Abstract: The present disclosure proposes an apparatus for determining an intestinal microbiome index. The apparatus according to the present disclosure may: obtain test information about a biological sample of a subject from a test apparatus; determine, based on the test information, first information about the similarity of intestinal microflora, second information about a proportion of harmful intestinal microflora, third information about a proportion of beneficial intestinal microflora, and/or fourth information about the diversity of intestinal microflora; and determine an intestinal microbiome index indicating a state of intestinal microbiome of the subject based on the determined information.
    Type: Application
    Filed: June 16, 2021
    Publication date: July 13, 2023
    Applicant: CJ BIOSCIENCE, INC.
    Inventors: Ui Gi MIN, Hyeon Seok OH, Nam II KIM, Jeong Min LIM, Eun Hye KIM
  • Patent number: 11699788
    Abstract: A positive electrode material for a secondary battery, including a first positive electrode active material and a second positive electrode active material, wherein the first positive electrode active material and the second positive electrode active material consist of a lithium composite transition metal oxide including at least two or more transition metals selected from the group consisting of nickel (Ni), cobalt (Co) and manganese (Mn) are provided. The average particle size (D50) of the first positive electrode active material is two or more times larger than that of the second positive electrode active material, and the first positive electrode active material has a concentration gradient in which at least one of Ni, Co or Mn contained in the lithium composite transition metal oxide has a concentration difference of 1.5 mol % or more between the center and the surface of a particle of the lithium composite transition metal oxide.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: July 11, 2023
    Inventors: Jung Min Han, Wang Mo Jung, Dong Hun Lee, Sung Bin Park, Ji Hye Kim, Dong Hwi Kim, Hyung Man Cho