Patents by Inventor Ji Hyun SEO

Ji Hyun SEO 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: 20240130958
    Abstract: Provided is a method of improving skin condition by applying to the skin of a subject a cosmetic composition comprising black yeast-derived exosomes as an active ingredient and thereby improving the skin condition, particularly skin elasticity improvement, skin wrinkle reduction, skin texture improvement, skin tone improvement, skin brightness improvement, skin regeneration, skin moisturization, and/or whitening.
    Type: Application
    Filed: February 22, 2022
    Publication date: April 25, 2024
    Applicants: EXOCOBIO INC., LG HOUSEHOLD & HEALTH CARE LTD.
    Inventors: Ji Hyun SEO, So Young LEE, Mu Hyun JIN, Sung Hun YOUN, Byong Seung CHO, Yu Jin WON
  • Publication number: 20240130155
    Abstract: Embodiments provide a display device that includes a substrate, a transistor disposed on the substrate, and a light emitting device that is electrically connected to the transistor. The light emitting device includes a first electrode that is electrically connected to the transistor, a second electrode disposed on the first electrode, a light emitting layer disposed between the first electrode and the second electrode, a hole transport layer disposed between the first electrode and the light emitting layer, and an electron blocking layer disposed between the hole transport layer and the light emitting layer. Mobility of the hole transport layer is equal to or less than about 2.0*10?3 cm2/(Vs), and a real part of impedance of the light emitting device is equal to or less than about 100?, in a frequency range of about 105 Hz to about 106 Hz.
    Type: Application
    Filed: July 19, 2023
    Publication date: April 18, 2024
    Applicant: Samsung Display Co., LTD.
    Inventors: HEEJIN KIM, HYERIM KIM, HANBYUL JANG, NAMWOO KIM, Ji Hyun SEO, Ja Hyun IM
  • Publication number: 20240118182
    Abstract: A glass stress test method includes breaking a glass, analyzing a shape of a crack of a broken portion of the glass in a plan view, finding a breakage origin of the glass based on the shape of the crack in the plan view, analyzing a cross-section of the breakage origin, and calculating a stress of the glass based on a cross-sectional analysis result of the breakage origin. The stress of the glass is calculated as a value proportional to a floor constant defined by a condition of a floor surface disposed when the glass is broken.
    Type: Application
    Filed: September 6, 2023
    Publication date: April 11, 2024
    Inventors: Min Ki KIM, Ji Hyun KO, Yong Kyu KANG, Jinsu NAM, Hyun Seung SEO, JUN HO LEE
  • Patent number: 11933808
    Abstract: A buffer unit for temporarily storing a substrate includes a housing having a space for storing a substrate therein, one or more slots disposed within the housing for placing a substrate thereon, and a holding unit disposed at a bottom portion of the housing, having a flat and non-inclined top surface, and comprising a built-in wireless charging module. A substrate type sensor is stored at the holding unit.
    Type: Grant
    Filed: December 29, 2021
    Date of Patent: March 19, 2024
    Assignee: SEMES CO., LTD.
    Inventors: Young Seop Choi, Yong-Jun Seo, Sang Hyun Son, Ji Young Lee, Gyeong Ryul Kim, Sun Yong Park
  • Patent number: 11926558
    Abstract: The present specification relates to a conductive structure body, a method for manufacturing the same, and an electrode and an electronic device including the conductive structure body.
    Type: Grant
    Filed: March 28, 2016
    Date of Patent: March 12, 2024
    Assignee: LG CHEM LTD.
    Inventors: Ilha Lee, Seung Heon Lee, Song Ho Jang, Dong Hyun Oh, Ji Young Hwang, Ki-Hwan Kim, Han Min Seo, Chan Hyoung Park, Sun Young Park
  • Patent number: 11877508
    Abstract: Provided are a fluorinated compound for patterning a metal or an electrode (cathode), an organic electronic element using the same, and an electronic device thereof, wherein a fine pattern of the electrode is formed by using the fluorinated compound as a material for patterning a metal or an electrode (cathode), without using a shadow mask, and it is possible to more easily apply UDC since it is easy to manufacture a transparent display having high light transmittance.
    Type: Grant
    Filed: February 15, 2023
    Date of Patent: January 16, 2024
    Assignees: DUK SAN NEOLUX CO., LTD., SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Won Kim, Kyung Hwan Oh, Bu Yong Yun, Hyung Dong Lee, Jin Woo Shin, Soung Yun Mun, Jae Duk Yoo, Jung Geun Lee, Joon Gu Lee, Yeon Hwa Lee, Mi Kyung Kim, Ji Hyun Seo, Kwan Hee Lee
  • Patent number: 11856841
    Abstract: Provided are a fluorinated compound for patterning a metal or an electrode (cathode), an organic electronic element using the same, and an electronic device thereof, wherein a fine pattern of the electrode is formed by using the fluorinated compound as a material for patterning a metal or an electrode (cathode), without using a shadow mask, and it is possible to more easily apply UDC since it is easy to manufacture a transparent display having high light transmittance.
    Type: Grant
    Filed: February 15, 2023
    Date of Patent: December 26, 2023
    Assignees: DUK SAN NEOLUX CO., LTD., SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Won Kim, Kyung Hwan Oh, Bu Yong Yun, Hyung Dong Lee, Jin Woo Shin, Soung Yun Mun, Jae Duk Yoo, Jung Geun Lee, Joon Gu Lee, Yeon Hwa Lee, Mi Kyung Kim, Ji Hyun Seo, Kwan Hee Lee
  • Publication number: 20230200214
    Abstract: Provided are a fluorinated compound for patterning a metal or an electrode (cathode), an organic electronic element using the same, and an electronic device thereof, wherein a fine pattern of the electrode is formed by using the fluorinated compound as a material for patterning a metal or an electrode (cathode), without using a shadow mask, and it is possible to more easily apply UDC since it is easy to manufacture a transparent display having high light transmittance.
    Type: Application
    Filed: February 15, 2023
    Publication date: June 22, 2023
    Applicants: DUK SAN NEOLUX CO., LTD., SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Won KIM, Kyung Hwan OH, Bu Yong YUN, Hyung Dong LEE, Jin Woo SHIN, Soung Yun MUN, Jae Duk YOO, Jung Geun LEE, Joon Gu LEE, Yeon Hwa LEE, Mi Kyung KIM, Ji Hyun SEO, Kwan Hee LEE
  • Publication number: 20230189636
    Abstract: Provided are a fluorinated compound for patterning a metal or an electrode (cathode), an organic electronic element using the same, and an electronic device thereof, wherein a fine pattern of the electrode is formed by using the fluorinated compound as a material for patterning a metal or an electrode (cathode), without using a shadow mask, and it is possible to more easily apply UDC since it is easy to manufacture a transparent display having high light transmittance.
    Type: Application
    Filed: February 15, 2023
    Publication date: June 15, 2023
    Applicants: DUK SAN NEOLUX CO., LTD., SAMSUNG DISPLAY CO., LTD.
    Inventors: Ki Won KIM, Kyung Hwan OH, Bu Yong YUN, Hyung Dong LEE, Jin Woo SHIN, Soung Yun MUN, Jae Duk YOO, Jung Geun LEE, Joon Gu LEE, Yeon Hwa LEE, Mi Kyung KIM, Ji Hyun SEO, Kwan Hee LEE
  • Publication number: 20230075384
    Abstract: The present invention relates to a composition comprising plant extracts. The composition according to the present invention has a skin whitening effect by reducing the total amount of melanin and tyrosinase activity in melanocytes of the skin, promotes skin regeneration and increases skin elasticity or reduces skin wrinkles by promoting collagen synthesis and inhibiting collagenase activity in fibroblasts of the skin, has an anti-inflammatory effect or a skin soothing effect by inhibiting NO generation, increases the amount of moisture in the skin and has a moisturizing effect by promoting generation of hyaluronic acid in fibroblasts, and has an antioxidant effect by scavenging free radicals. In addition, since the composition of the present invention exhibits a broad antibacterial effect against various bacteria, the composition may be used as a cosmetic composition, a pharmaceutical composition, a skin external preparation, or a food composition.
    Type: Application
    Filed: January 4, 2021
    Publication date: March 9, 2023
    Applicant: LG HOUSEHOLD & HEALTH CARE LTD.
    Inventors: So Young LEE, Yun Hee CHANG, Gil Nam KIM, Ji Hyun SEO, Young Je AHN, Ji Hyung KIM, Mu Hyun JIN, Gwang Jin LEE, Jeong Eun KIM, Jung Ha CHOO, Hong Gu LEE, Jun Hyeong PARK, Jae Hee KIM
  • Publication number: 20220287938
    Abstract: The present invention relates to a cosmetic composition comprising a eutectic mixture containing: an amino acid, an alpha-hydroxy acid, and water; or two types of amino acids. The cosmetic comprises either an amino acid and an alpha-hydroxy acid or two types of amino acids in the form of a eutectic mixture. Thus, a cosmetic composition with excellent skin penetration effect even under weakly acidic or neutral pH conditions, which causes less irritation, can be provided, wherein the cosmetic composition provides excellent keratin exfoliation, reduces the number of pores, enhances skin elasticity, and promotes skin regeneration while having excellent low-temperature stability.
    Type: Application
    Filed: August 21, 2020
    Publication date: September 15, 2022
    Applicant: LG HOUSEHOLD & HEALTH CARE LTD.
    Inventors: Koo Chul KWON, Tae Geun KWON, Sang Wook PARK, So Young LEE, Ji Hyun SEO
  • Patent number: 11417376
    Abstract: A semiconductor device includes a memory string coupled between a source line and a bit line and including a plurality of memory cells, a plurality of word lines, a peripheral circuit configured to apply a program voltage to a word line, apply a first pass voltage to a word line coupled to a first memory cell adjacent to the selected memory cell, and apply a second pass voltage to a second memory cell adjacent to the selected memory cell, and control logic configured to control the peripheral circuit so that the first pass voltage has a higher voltage level than the second pass voltage when a program target level of the selected memory cell is lower than a first threshold value, and the first pass voltage has a lower voltage level than the second pass voltage when the program target level is higher than a second threshold value.
    Type: Grant
    Filed: January 20, 2021
    Date of Patent: August 16, 2022
    Assignee: SK hynix Inc.
    Inventors: Jong Kyung Park, Ji Hyun Seo, Hye Eun Heo
  • Patent number: 11328766
    Abstract: A semiconductor memory apparatus includes a memory cell array, a peripheral circuit, and control logic. The memory cell array may include a plurality of memory cells. The peripheral circuit performs a program operation on selected memory cells among the plurality of memory cells. The control logic controls an operation of the peripheral circuit. The control logic controls the peripheral circuit to perform a pre-program operation on first memory cells to be programmed to an upper programmed state among the selected memory cells and perform a normal program operation on the selected memory cells after the pre-program operation.
    Type: Grant
    Filed: July 7, 2020
    Date of Patent: May 10, 2022
    Assignee: SK hynix Inc.
    Inventors: Jong Kyung Park, Ji Hyun Seo
  • Patent number: 11309029
    Abstract: A semiconductor device includes a memory string that includes a plurality of memory cells and is coupled between a source line and a bit line. A method for operating the semiconductor device may include: boosting a first channel region in a channel region of the memory string, wherein the channel region includes the first channel region at one side of the selected memory cell and a second channel region at the other side of the selected memory cell; applying a pre-program bias to a gate electrode of the selected memory cell, to inject electrons into a space region of the selected memory cell; and applying a program bias to the gate electrode.
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: April 19, 2022
    Assignee: SK hynix Inc.
    Inventors: Han Soo Joo, Bong Yeol Park, Ji Hyun Seo, Hee Youl Lee
  • Patent number: 11217317
    Abstract: A memory device according to an embodiment includes a memory cell block including a plurality of pages with each page corresponding to a word line of a plurality of word lines, a peripheral circuit configured to perform a program operation on the plurality of pages, and control logic configured to control the peripheral circuit to perform the program operation. The control logic changes and sets a bit line voltage applied to bit lines of the memory cell block during a program verify operation of the program operation according to a program order of each of the plurality of pages.
    Type: Grant
    Filed: February 6, 2020
    Date of Patent: January 4, 2022
    Assignee: SK hynix Inc.
    Inventors: Jong Kyung Park, Ji Hyun Seo
  • Patent number: 11101007
    Abstract: Provided herein may be a semiconductor device and a method of operating a semiconductor device. The method may include: performing a first program operation on a selected memory cell using a first program pulse, a first bit line voltage, a first pre-verify voltage, and a first main verify voltage, with a first level difference between the first pre-verify voltage and the first main verify voltage; and performing a second program operation on the selected memory cell using a second program pulse, a second bit line voltage, a second pre-verify voltage, and a second main verify voltage, with a second level difference between the second pre-verify voltage and the second main verify voltage. The second level difference may be less than the first level difference, and the second bit line voltage may have a level higher than a level of the first bit line voltage.
    Type: Grant
    Filed: October 4, 2019
    Date of Patent: August 24, 2021
    Assignee: SK hynix Inc.
    Inventors: Hee Youl Lee, Ji Hyun Seo, Se Hoon Kim
  • Publication number: 20210142835
    Abstract: A semiconductor device includes a memory string coupled between a source line and a bit line and including a plurality of memory cells, a plurality of word lines, a peripheral circuit configured to apply a program voltage to a word line, apply a first pass voltage to a word line coupled to a first memory cell adjacent to the selected memory cell, and apply a second pass voltage to a second memory cell adjacent to the selected memory cell, and control logic configured to control the peripheral circuit so that the first pass voltage has a higher voltage level than the second pass voltage when a program target level of the selected memory cell is lower than a first threshold value, and the first pass voltage has a lower voltage level than the second pass voltage when the program target level is higher than a second threshold value.
    Type: Application
    Filed: January 20, 2021
    Publication date: May 13, 2021
    Applicant: SK hynix Inc.
    Inventors: Jong Kyung PARK, Ji Hyun SEO, Hye Eun HEO
  • Publication number: 20210134359
    Abstract: A semiconductor memory apparatus includes a memory cell array, a peripheral circuit, and control logic. The memory cell array may include a plurality of memory cells. The peripheral circuit performs a program operation on selected memory cells among the plurality of memory cells. The control logic controls an operation of the peripheral circuit. The control logic controls the peripheral circuit to perform a pre-program operation on first memory cells to be programmed to an upper programmed state among the selected memory cells and perform a normal program operation on the selected memory cells after the pre-program operation.
    Type: Application
    Filed: July 7, 2020
    Publication date: May 6, 2021
    Applicant: SK hynix Inc.
    Inventors: Jong Kyung PARK, Ji Hyun SEO
  • Patent number: 10930331
    Abstract: A semiconductor device includes a memory string coupled between a source line and a bit line and including a plurality of memory cells, a plurality of word lines, a peripheral circuit configured to apply a program voltage to a word line, apply a first pass voltage to a word line coupled to a first memory cell adjacent to the selected memory cell, and apply a second pass voltage to a second memory cell adjacent to the selected memory cell, and control logic configured to control the peripheral circuit so that the first pass voltage has a higher voltage level than the second pass voltage when a program target level of the selected memory cell is lower than a first threshold value, and the first pass voltage has a lower voltage level than the second pass voltage when the program target level is higher than a second threshold value.
    Type: Grant
    Filed: October 11, 2019
    Date of Patent: February 23, 2021
    Assignee: SK hynix Inc.
    Inventors: Jong Kyung Park, Ji Hyun Seo, Hye Eun Heo
  • Publication number: 20210027849
    Abstract: A memory device according to an embodiment includes a memory cell block including a plurality of pages with each page corresponding to a word line of a plurality of word lines, a peripheral circuit configured to perform a program operation on the plurality of pages, and control logic configured to control the peripheral circuit to perform the program operation. The control logic changes and sets a bit line voltage applied to bit lines of the memory cell block during a program verify operation of the program operation according to a program order of each of the plurality of pages.
    Type: Application
    Filed: February 6, 2020
    Publication date: January 28, 2021
    Applicant: SK hynix Inc.
    Inventors: Jong Kyung PARK, Ji Hyun SEO