Patents by Inventor Jin Ju

Jin Ju 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: 11634685
    Abstract: Provided is a microorganism of the genus Epidermidibacterium belonging to the family Sporichthyaceae, or a culture thereof, or a composition for preventing, improving, or treating skin conditions or inflammatory diseases including the same.
    Type: Grant
    Filed: November 23, 2021
    Date of Patent: April 25, 2023
    Assignee: COSMAX CO., LTD.
    Inventors: Dong Geol Lee, Jin Ju Nam, Min Ji Kim, Seung Hyun Kang, Youn Joon Kim
  • Patent number: 11629208
    Abstract: An olefin-based copolymer and a method of making the same are disclosed herein. In some embodiments, an olefin-based copolymer has a density (d) of 0.85 to 0.89 g/cc, a melt index (MI), measured at 190° C. and 2.16 kg load, of 15 g/10 min to 100 g/10 min, a number of unsaturated functional groups (total V) per 1,000 carbon atoms of 0.8 or less, a vinylene content, and a vinyl content, wherein the vinylene content, the vinyl content and the total V satisfy (a) vinylene content/total V=0.1 to 0.7 and (b) vinylene content/vinyl content=0.8 to 1.6. The olefin-based copolymer has controlled content and kind of an unsaturated functional group in the olefin-based copolymer and thus, has high flowability, and may show improved physical properties of hardness, flexural strength and tensile strength.
    Type: Grant
    Filed: May 3, 2019
    Date of Patent: April 18, 2023
    Inventors: In Sung Park, Eun Jung Lee, Hyun Jin Ju, Sang Eun Park, Choong Hoon Lee, Jin Sam Gong, Jung Ho Jun, Rae Keun Gwak
  • Patent number: 11564955
    Abstract: The present invention relates to a composition comprising as an active ingredient a strain having excellent ability to produce formic acid for preventing or treating obesity or metabolic syndromes caused by obesity; and to a food composition and a health functional food each comprising the active ingredient. The strain having excellent ability to produce formic acid according to the present invention not only has effects of reducing body weight and inhibiting fat accumulation in organs, but also has activity to effectively lower blood triglyceride and cholesterol levels, and therefore, the composition comprising the strain as an active ingredient can be favorably used as a composition capable of preventing/alleviating or treating obesity or metabolic syndromes caused by obesity. Therefore, the strain having excellent ability to produce formic acid according to the present invention can be favorably used as a material for a medical product or health food.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: January 31, 2023
    Assignee: KOREA FOOD RESEARCH INSTITUTE
    Inventors: Myung Ki Lee, Sang Dong Lim, Sung Hun Yi, Yong Sun Cho, Young Do Nam, Jin Ju Bae
  • Patent number: 11542352
    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) the density (d) and the melt temperature (Tm) satisfying Tm (° C.)=a×d?b of Equation 1 (2,350<a<2,500, and 1,900<b<2,100), and (4) a ratio (hardness/Tm) of the hardness (shore A) to the melt temperature (Tm) in a range of 1.0 to 1.3. The olefin-based polymer according to the present invention exhibits excellent anti-blocking properties due to having improved hardness as a low-density olefin-based polymer.
    Type: Grant
    Filed: December 24, 2018
    Date of Patent: January 3, 2023
    Inventors: Sang Eun Park, Eun Jung Lee, Hyun Jin Ju, In Sung Park, Kyung Bok Bae, Choong Hoon Lee
  • Patent number: 11518870
    Abstract: The present invention relates to an olefin-based polymer, which has (1) a density (d) ranging from 0.850 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, and (3) a soluble fraction (SF) of 10 wt % or more at ?20° C. in cross-fractionation chromatography (CFC), in which a weight average molecular weight (Mw) of the soluble fraction is in a range of 50,000 g/mol to 500,000 g/mol. The olefin-based polymer according to the present invention exhibits improved anti-blocking properties as a low-density olefin-based polymer.
    Type: Grant
    Filed: December 24, 2018
    Date of Patent: December 6, 2022
    Inventors: Eun Jung Lee, Hyun Jin Ju, In Sung Park, Sang Eun Park, Kyung Bok Bae, Choong Hoon Lee
  • Patent number: 11505631
    Abstract: The present invention provides an ethylene/alpha-olefin copolymer having narrow molecular weight distribution together with a low density and an ultra low molecular weight, and minimized number of unsaturated functional groups, and in which a comonomer is uniformly present to show excellent physical properties, and a method for preparing the same.
    Type: Grant
    Filed: May 3, 2019
    Date of Patent: November 22, 2022
    Inventors: Jin Sam Gong, Seung Hwan Jung, Jung Ho Jun, Rae Keun Gwak, Choong Hoon Lee, Eun Jung Lee, Hyun Jin Ju, In Sung Park, Sang Eun Park
  • Publication number: 20220367955
    Abstract: A battery pack includes a housing having a predetermined space portion, an end plate received in the space portion, the end plate including a horizontal plate located parallel to the bottom surface of the housing and a pair of vertical plates extending from opposite edges of the horizontal plate in a perpendicular direction, and a plurality of cell cartridges received in the end plate so as to be vertically disposed, wherein a plurality of pairs of first recessed portions facing each other is provided in the inner surface of the housing, and protrusions configured to be coupled to the first recessed portions are provided on opposite ends of the cell cartridges in a thickness direction.
    Type: Application
    Filed: January 15, 2021
    Publication date: November 17, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jin Ju PARK, Sang Ho PARK, Seok Ho JANG
  • 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: 20220218593
    Abstract: Provided is a composition for skin whitening, including a Syzygium formosum extract as an active ingredient. The Syzygium formosum extract has excellent tyrosinase inhibitory activity, and thus can be usefully used as a cosmetic composition for skin whitening or a composition for preventing or alleviating melanin hyperpigmentation diseases. In addition, the Syzygium formosum extract has excellent antibacterial and antiatopic activities, thereby being useful as an antibacterial and antiatopic composition.
    Type: Application
    Filed: October 10, 2019
    Publication date: July 14, 2022
    Inventors: Chang Kyu LEE, Min Jee YOO, Hyun Ah YU, Jin Ju BAE, Nan Young 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: 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: 20220142912
    Abstract: Provided is a microorganism of the genus Epidermidibacterium belonging to the family Sporichthyaceae, or a culture thereof, or a composition for preventing, improving, or treating skin conditions or inflammatory diseases including the same.
    Type: Application
    Filed: November 23, 2021
    Publication date: May 12, 2022
    Applicant: Cosmax Co., Ltd.
    Inventors: Dong Geol LEE, Jin Ju NAM, Min Ji KIM, Seung Hyun KANG, Youn Joon KIM
  • Patent number: 11261421
    Abstract: Provided is a microorganism of the genus Epidermidibacterium belonging to the family Sporichthyaceae, or a culture thereof, or a composition for preventing, improving, or treating skin conditions or inflammatory diseases including the same.
    Type: Grant
    Filed: June 27, 2017
    Date of Patent: March 1, 2022
    Assignee: COSMAX CO., LTD.
    Inventors: Dong Geol Lee, Jin Ju Nam, Min Ji Kim, Seung Hyun Kang, Youn Joon Kim
  • Publication number: 20220049030
    Abstract: An olefin-based polymer and method of making the same is disclosed herein. In some embodiments, the olefin-based polymer has multiple crystallinity and satisfies the following: (1) two or more peaks in a temperature range of ?20° C. to 120° C. when measured by cross-fractionation chromatography (CFC), and T(90)?T(50)<8.0° C., (2) a soluble fraction (SF) of 1 wt % or less at ?20° C. in CFC, (3) 15° C.<elution temperature (Te)<50° C., and Te has a linear correlation with a density (d) of the polymer, and satisfies the following Equation 1, Te=1,220×d?A, wherein 1,031?A?1,039. The olefin-based polymer according to the present invention is an olefin-based polymer having relatively increased the ratio of high crystal regions, and exhibits excellent mechanical properties such as improved tensile strength, tear strength, and flexural modulus.
    Type: Application
    Filed: February 20, 2020
    Publication date: February 17, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Sang Eun Park, Eun Jung Lee, Hyun Jin Ju, In Sung Park, Jin Sam Gong, Jung Ho Jun, Rae Keun Gwak, Choong Hoon Lee, Tae Su Kim
  • Publication number: 20220049033
    Abstract: The present invention relates to an olefin-based copolymer of which soluble fraction at a low temperature has a high weight average molecular weight, and which has high flowability and improved physical properties of hardness, flexural strength, tearing strength, etc., and a method for preparing the same.
    Type: Application
    Filed: November 15, 2019
    Publication date: February 17, 2022
    Applicant: LG Chem, Ltd.
    Inventors: In Sung Park, Sang Eun Park, Eun Jung Lee, Hyun Jin Ju, Tae Su Kim, Choong Hoon Lee, Jin Sam Gong, Jung Ho Jun, Rae Keun Gwak
  • Publication number: 20210335877
    Abstract: An image sensor including: a substrate which includes a first surface and a second surface opposite each other; a plurality of pixels, each pixel including a photoelectric conversion layer in the substrate; a pixel separation pattern disposed in the substrate and separating the pixels; a surface insulating layer disposed on the first surface of the substrate; conductor contacts disposed in the surface insulating layer; and a grid pattern disposed on the surface insulating layer, wherein the pixel separation pattern includes a first portion and a second portion arranged in a direction parallel to the first surface of the substrate, and the conductor contacts are interposed between the first portion of the pixel separation pattern and the grid pattern and are not interposed between the second portion of the pixel separation pattern and the grid pattern.
    Type: Application
    Filed: December 30, 2020
    Publication date: October 28, 2021
    Inventors: Han Seok KIM, Byung Jun PARK, Jin Ju JEON, Hee Geun JEONG
  • Publication number: 20210315946
    Abstract: The present invention relates to a composition comprising as an active ingredient a strain having excellent ability to produce formic acid for preventing or treating obesity or metabolic syndromes caused by obesity; and to a food composition and a health functional food each comprising the active ingredient. The strain having excellent ability to produce formic acid according to the present invention not only has effects of reducing body weight and inhibiting fat accumulation in organs, but also has activity to effectively lower blood triglyceride and cholesterol levels, and therefore, the composition comprising the strain as an active ingredient can be favorably used as a composition capable of preventing/alleviating or treating obesity or metabolic syndromes caused by obesity. Therefore, the strain having excellent ability to produce formic acid according to the present invention can be favorably used as a material for a medical product or health food.
    Type: Application
    Filed: November 21, 2017
    Publication date: October 14, 2021
    Inventors: Myung Ki LEE, Sang Dong LIM, Sung Hun YI, Yong Sun CHO, Young Do NAM, Jin Ju BAE
  • Publication number: 20210290825
    Abstract: The present invention relates to an injection formulation composition for use as a filler or a drug carrier through a click chemistry reaction. More specifically, the present invention relates to an injection formulation composition comprising: a first liquid comprising a first biopolymer having a first click chemistry functional group introduced thereinto; and a second liquid comprising a second biopolymer having a second click chemistry functional group introduced thereinto, wherein the first click chemistry functional group is chemically linkable with the second click chemistry functional group, to a method for preparing an injection formulation hydrogel using the composition, and to a medical filler, an in-vivo injection type supporter, or a drug carrier using the composition.
    Type: Application
    Filed: June 25, 2019
    Publication date: September 23, 2021
    Applicant: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Moon Suk KIM, Seung Hun Park, Hyeon Jin JU
  • Publication number: 20210260657
    Abstract: A method of forming a porous coating layer on a surface of an implant for implantation into the living body is provided. The method includes a first step of providing an implant base body, which is made of a material including a metal component, and a second step of sintering metal powder on a surface of the implant base body using rapid prototyping. In the second step, a laser beam irradiation tool necessary for the rapid prototyping repeatedly moves along a predetermined movement path to sinter the metal powder, which is sprayed along the predetermined movement path, on the surface of the implant base body, and an inflection point is present between semicircular curved section paths in the predetermined movement path.
    Type: Application
    Filed: February 23, 2021
    Publication date: August 26, 2021
    Inventors: Do Hyung LIM, Tae Yang KWAK, Jin Ju JANG
  • Publication number: 20210230326
    Abstract: An olefin-based copolymer and method of making the same are disclosed herein. In some embodiments, the olefin-based copolymer includes a repeating unit derived from an alpha-olefin, wherein the alphas-olefin is present in the copolymer at 15 wt % to 45 wt %, wherein the copolymer has a density (d) of 0.85 to 0.89 g/cc, a melt index (MI), measured at 190° C. and 2.16 kg load, of 15 g/10 min to 100 g/10 min, and a hardness defined by Equation 1. The olefin-based copolymer has improved hardness and is highly flowable, and may show improved physical properties of tensile strength, elongation rate and flexural modulus.
    Type: Application
    Filed: May 3, 2019
    Publication date: July 29, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Sang Eun Park, Eun Jung Lee, Hyun Jin Ju, In Sung Park, Choong Hoon Lee, Jin Sam Gong, Jung Ho Jun, Rae Keun Gwak