Patents by Inventor Eun-Jung Lee

Eun-Jung Lee 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: 20220306780
    Abstract: An olefin-based polymer satisfying conditions as follow: (1) a melt index (MI, 190° C., 2.16 kg load conditions) is from 0.1 g/10 min to 10.0 g/10 min, (2) a melting temperature when measured by differential scanning calorimetry (DSC) is 20° C. to 70° C., and (3) a high temperature melting peak is confirmed at 75° C. to 150° C. when measured by a differential scanning calorimetry precise measurement method (SSA), and a total enthalpy of fusion ?H(75) of a corresponding region is 1.0 J/g or more. The olefin-based polymer according to the present invention is a low-density olefin-based polymer introducing a highly crystalline region and showing high mechanical rigidity.
    Type: Application
    Filed: September 28, 2020
    Publication date: September 29, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Tae Su Kim, In Sung Park, Sang Eun Park, Eun Jung Lee, Choong Hoon Lee, Jin Sam Gong, Jung Ho Jun, Rae Keun Gwak
  • Patent number: 11456422
    Abstract: The present disclosure relates to a novel compound having excellent hole injection capabilities and transport capabilities, light-emitting capabilities, and the like, and an organic electroluminescent device which includes the compound in one or more organic material layers thereof so as to improve characteristics such as light-emitting efficiency, driving voltage, and a service life.
    Type: Grant
    Filed: January 18, 2019
    Date of Patent: September 27, 2022
    Assignee: SOLUS ADVANCED MATERIALS CO., LTD.
    Inventors: Tae Hyung Kim, In Hyuk Lee, Yong Hwan Lee, Jin Yong Shin, Ho Cheol Park, Chang Jun Lee, Eun Jung Lee, Young Mi Beak
  • Publication number: 20220300086
    Abstract: Disclosed are an electronic device and method for controlling objects displayed through the electronic device. A method includes displaying a stereoscopic screen including a left-eye screen and a right-eye screen through a display of the electronic device, moving a pointer object in the stereoscopic screen, based on a movement of the electronic device sensed by a sensor of the electronic device, identifying whether the pointer object is positioned at a first position for a predetermined time in the stereoscopic screen, based on information obtained from the sensor, and based on identifying that the pointer object is positioned at the first position for the predetermined time, moving at least one object included in the stereoscopic screen into the first position at which the pointer object is positioned.
    Type: Application
    Filed: June 10, 2022
    Publication date: September 22, 2022
    Inventors: Young-Ri KIM, Sung-Hyo JEONG, Oh-Yoon KWON, Seo-Young YOON, Yoo-Jin HONG, Joo-Kyung WOO, Eun-Jung LEE
  • Patent number: 11446226
    Abstract: The present specification discloses a composition for preventing or improving intrinsic aging comprising, as an active ingredient, any one of paeoniflorin or a salt, isomer, hydrate or solvate thereof; and albiflorin or a salt, isomer, hydrate or solvate thereof. Intrinsic aging is one of the natural phenomena occurring with aging, unlike photoaging caused by UV, which is a type of extrinsic aging. The paeoniflorin or albiflorin of the present disclosure is useful for those who want to delay aging and maintain beauty. Accordingly, the paeoniflorin or a salt, isomer, hydrate or solvate thereof; and the albiflorin or a salt, isomer, hydrate or solvate thereof of the present disclosure have the advantage of being capable of being utilized in various forms such as cosmetics, functional health foods, etc.
    Type: Grant
    Filed: November 22, 2018
    Date of Patent: September 20, 2022
    Assignee: Amorepacific Corporation
    Inventors: Jin Sup Shim, Eun Jung Lee, Nok Hyun Park, Yong Jin Kim
  • Patent number: 11440984
    Abstract: The present invention relates to an olefin-based polymer, which has (1) a density (d) ranging from 0.85 to 0.90 g/cc, (2) a melt index (MI, 190° C., 2.16 kg load conditions) ranging from 0.1 g/10 min to 15 g/10 min, (3) a molecular weight distribution (MWD) in a range of 1.0 to 3.0, and (4) a number average molecular weight (Mn) and a Z+1 average molecular weight (Mz+1) satisfying the Equation 1, {Mn/(Mz+1)}×100>15. The olefin-based polymer according to the present invention is a low-density olefin-based polymer and exhibits excellent tensile strength due to having improved molecular weight as compared to the flow index.
    Type: Grant
    Filed: December 24, 2018
    Date of Patent: September 13, 2022
    Inventors: Sang Eun Park, Eun Jung Lee, Hyun Jin Ju, In Sung Park, Kyung Bok Bae, Choong Hoon Lee
  • Publication number: 20220282010
    Abstract: The present invention relates to a composition for an encapsulant film, including an ethylene/alpha-olefin copolymer having high volume resistance and light transmittance, and an encapsulant film using the same.
    Type: Application
    Filed: December 17, 2020
    Publication date: September 8, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Jin Sam Gong, Eun Jung Lee, Young Woo Lee, Jung Ho Jun, Jin Kuk Lee
  • Patent number: 11433019
    Abstract: A method for preparing Ganoderma lucidum extract using an eco-friendly extraction technique is disclosed. A Ganoderma lucidum extract prepared thereby and a cosmetic composition containing the extract, and their uses are disclosed. The extraction technique use an aqueous cyclodextrin solution alone or in combination with ultrasonic extraction to afford a Ganoderma lucidum extract containing a high concentration of the effective ingredient triterpenoid.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: September 6, 2022
    Assignee: AMOREPACIFIC CORPORATION
    Inventors: Jin Sup Shim, Eun Jung Lee, Nok Hyun Park, So Woong Choi, Yong Jin Kim
  • Publication number: 20220251355
    Abstract: An ethylene/alpha-olefin copolymer and method for preparing the same is disclosed herein. In some embodiments, an ethylene/alpha-olefin copolymer satisfying the following conditions, (a) a density of 0.85 to 0.89 g/cc, (b) a molecular weight distribution of 1.5 to 2.3, (c) a melting temperature of 85° C. or less, and (d) a free volume proportional constant (C2) of 600 or less. The ethylene/alpha-olefin copolymer has high volume resistance and light transmittance.
    Type: Application
    Filed: December 17, 2020
    Publication date: August 11, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Jin Sam Gong, Eun Jung Lee, Young Woo Lee, Jung Ho Jun, Dae Woong Lee, Jin Kuk Lee
  • Publication number: 20220251170
    Abstract: The present invention provides a recombinant exosome and uses thereof. More particularly, the present invention provides a recombinant exosome wherein a phagocytosis promoting protein is presented on the surface of the exosome.
    Type: Application
    Filed: April 3, 2022
    Publication date: August 11, 2022
    Inventors: Eun-ee KOH, Eun Jung LEE, Yoo Soo YANG, In-San KIM
  • Publication number: 20220227981
    Abstract: The present invention relates to a polypropylene-based composite, including (A) polypropylene, and (B) an olefin-based polymer satisfying the following conditions: (1) a melt index (MI, 190° C., 2.16 kg load conditions) is from 0.1 g/10 min to 10.0 g/10 min, (2) a density (d) is from 0.860 g/cc to 0.880 g/cc, and (3) T(90)-T(50)?50 and T(95)-T(90)?10 are satisfied, wherein T(50), T(90) and T(95) are temperatures at which 50%, 90%, and 95% are melted, respectively, when fractionating a temperature-heat capacity curve from measurement results by the differential scanning calorimetry precise measurement method (SSA). The polypropylene-based composite of the present invention may show excellent impact strength.
    Type: Application
    Filed: September 28, 2020
    Publication date: July 21, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Sang Eun Park, Eun Jung Lee, In Sung Park, Tae Su Kim, Choong Hoon Lee, Jin Sam Gong, Jung Ho Jun, Rae Keun Gwak
  • Publication number: 20220223344
    Abstract: A multilayer electronic component includes: a body including dielectric layers and having first and second surfaces opposing each other in a first direction, third and fourth surfaces connected to the first and second surfaces and opposing each other in a second direction, and fifth and sixth surfaces connected to the first to fourth surfaces and opposing each other in a third direction; side margin portions disposed on the fifth and sixth surfaces, respectively; and external electrodes disposed on the third and fourth surfaces, respectively. The body includes an active portion including internal electrodes disposed alternately with the dielectric layers in the first direction, one of the internal electrodes includes a central portion and an interface portion disposed between the central portion and one of the dielectric layers, and the interface portion and one of the side margin portions include Sn.
    Type: Application
    Filed: September 16, 2021
    Publication date: July 14, 2022
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Dong Jun Jung, Yun Kim, Hyun Kim, Sim Chung Kang, Eun Jung Lee
  • Publication number: 20220220088
    Abstract: The present invention provides a method for producing fisetin or fisetin derivatives, which is capable of mass production. The method for producing fisetin or fisetin derivatives according to the present invention is capable of mass-producing fisetin or fisetin derivatives without a purification process such as a column chromatography process.
    Type: Application
    Filed: January 7, 2022
    Publication date: July 14, 2022
    Inventors: Dong Wook KANG, Min Gi CHU, Seok Ju LEE, Eun Jung LEE
  • Publication number: 20220185920
    Abstract: The present invention relates to a polypropylene-based composite material having improved physical properties including impact strength at low temperature and at room temperature, flexural strength, flexural modulus, etc., and a method for preparing the same.
    Type: Application
    Filed: August 27, 2020
    Publication date: June 16, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Sang Eun Park, In Sung Park, Eun Jung Lee, Hyun Jin Ju, Tae Su Kim, Choong Hoon Lee, Jin Sam Gong, Jung Ho Jun, Rae Keun Gwak
  • Patent number: 11360569
    Abstract: Disclosed are an electronic device and method for controlling objects displayed through the electronic device. The method includes sensing a movement of the electronic device, outputting a stereoscopic image on a display of the electronic device, moving a first object from a first position to a second position corresponding to the sensed movement in the stereoscopic image, and moving one of the first object and a second object into a position of the other object.
    Type: Grant
    Filed: November 3, 2020
    Date of Patent: June 14, 2022
    Inventors: Young-Ri Kim, Sung-Hyo Jeong, Oh-Yoon Kwon, Seo-Young Yoon, Yoo-Jin Hong, Joo-Kyung Woo, Eun-Jung Lee
  • Patent number: 11339235
    Abstract: The present invention relates to an olefin-based polymer, which has (1) a density (d) ranging from 0.850 g/cc to 0.865 g/cc, (2) a melt index (MI, 190° C., 2.16 kg load conditions) ranging from 0.1 g/10 min to 3.0 g/10 min, (3) a melt temperature (Tm) of 10° C. to 100° C., and (4) a hardness (H, Shore A), the density (d) and the melt temperature (Tm) satisfying Equation 1, and Equation 2 or 3. The olefin-based polymer according to the present invention has low hardness and improved foaming properties, and exhibits improved impact strength at compounding.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: May 24, 2022
    Inventors: In Sung Park, Eun Jung Lee, Hyun Jin Ju, Sang Eun Park, Kyung Bok Bae, Choong Hoon Lee
  • Publication number: 20220148806
    Abstract: A multilayer ceramic capacitor includes a ceramic body having a dielectric layer, a plurality of internal electrodes disposed in the ceramic body, and a first side margin portion and a second side margin portion arranged on end portions of the internal electrodes exposed through respective opposing surfaces of the ceramic body. The ceramic body includes an active portion having the plurality of internal electrodes arranged to overlap each other with the dielectric layer interposed therebetween to form capacitance, and cover portions disposed above an uppermost and below a lowermost internal electrode of the active portion. The first and second side margin portions include tin (Sn), and a content of Sn included in the first and second side margin portions is greater than a content of Sn included in the dielectric layer of the active portion.
    Type: Application
    Filed: January 27, 2022
    Publication date: May 12, 2022
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Eun Jung Lee, Jong Ho Lee, Sim Chung Kang, Ki Pyo Hong
  • Publication number: 20220139632
    Abstract: A multilayer capacitor includes a body including a plurality of dielectric layers and a plurality of internal electrodes stacked in a first direction, and external electrodes, wherein the body includes an active portion, a side margin portion covering at least one of a first surface and a second surface of the active portion opposing each other in a second direction, and a cover portion covering the active portion in the first direction, respective dielectric layers among the plurality of dielectric layers include a barium titanate-based composition, the dielectric layer of the side margin portion includes Sn, and a content of Sn in the dielectric layer of the side margin portion is different from that of Sn in the dielectric layer of the active portion, and the dielectric layer of the side margin portion includes at least some grains having a core-shell structure.
    Type: Application
    Filed: November 2, 2021
    Publication date: May 5, 2022
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jin Woo KIM, Eun Jung Lee, Jong Suk Jeong, Chun Hee Seo, Jong Hoon Yoo, Tae Hyung Kim, Ho Sam Choi, Sim Chung Kang
  • Patent number: 11319360
    Abstract: The present invention provides a recombinant exosome and uses thereof. More particularly, the present invention provides a recombinant exosome wherein a phagocytosis promoting protein is presented on the surface thereof.
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: May 3, 2022
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Eun-ee Koh, Eun Jung Lee, Yoo Soo Yang, In-San Kim
  • Publication number: 20220130612
    Abstract: A multilayer capacitor includes a body including a multilayer structure in which a plurality of dielectric layers are stacked, and further including a plurality of internal electrodes having a dielectric layer interposed therebetween and external electrodes disposed on external surfaces of the body and connected to the internal electrodes. The body further includes an active portion in which the plurality of internal electrodes are located to form capacitance and a side margin portion covering a first surface and a second surface of the active portion opposing each other. An average grain size of a dielectric layer included in the active portion is different from an average grain size of a dielectric layer included in the margin portion. The side margin portion includes an extending portion extending between the external electrodes and the internal electrodes to cover a portion of the internal electrodes.
    Type: Application
    Filed: April 5, 2021
    Publication date: April 28, 2022
    Inventors: Jong Ho LEE, Chang Ho SEO, Eun Jung LEE, Myung Chan SON, Jung Tae PARK, Chang Soo PARK, Min Woo KIM
  • Patent number: 11316094
    Abstract: The present invention relates to: a paste composition including ceramic particles surface-functionalized with an amine group and a maleic anhydride-grafted elastomer; and a preparation method therefor and, to: a paste composition enabling ceramic particles to have a high content and be highly dispersed, thereby enabling the composition to have a high generation capacity when a device is manufactured; and a preparation method therefor.
    Type: Grant
    Filed: December 31, 2018
    Date of Patent: April 26, 2022
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Su Yeon Lee, Young Min Choi, Sun Ho Jeong, Beyong Hwan Ryu, Eun Jung Lee