Patents by Inventor Yong Soo Choi

Yong Soo Choi 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: 20250000909
    Abstract: Provided is a pharmaceutical composition for preventing or treating Asherman's syndrome or complications thereof, comprising mitochondria as an active ingredient. The pharmaceutical composition alleviates or treats endometrial adhesion, and may alleviate or treat endometrial fibrosis. Therefore, the pharmaceutical composition may be effectively used in the treatment and prevention of diseases such as endometrial adhesion disease, particularly Asherman's syndrome, and thus is highly industrially applicable.
    Type: Application
    Filed: March 31, 2022
    Publication date: January 2, 2025
    Inventors: Yong-Soo CHOI, Haengseok SONG, Mi Jin KIM, Mira PARK
  • Publication number: 20230407135
    Abstract: A polishing composition and method for semiconductor processing being applicable to a semiconductor process including a process of polishing a semiconductor wafer including a through-silicon via (TSV), being capable of implementing excellent polishing performance, being capable of minimizing defects such as dishing, erosion, and protrusion, being capable of realizing an evenly polished surface without deviation between films when polishing a surface where a plurality of different films is exposed to the outside, including abrasive grains and at least one additive, and having a value of 1.45 to 1.90 as calculated by Equation 1.
    Type: Application
    Filed: June 8, 2023
    Publication date: December 21, 2023
    Inventors: Seung Chul HONG, Deok Su HAN, Kang Sik MYUNG, Han Teo PARK, Hyeong Ju LEE, Yong Soo CHOI
  • Patent number: 11655270
    Abstract: The present invention relates to a method for extracting collagen from a liposuction effluent, wherein collagen is extracted by treating a collagen-containing liposuction effluent in the presence of a supercritical fluid. According to the present invention, conventionally discarded collagen in a liposuction effluent can be extracted at high purity, and the extracted high purity collagen can be widely used in medical, pharmaceutical, and cosmetic products.
    Type: Grant
    Filed: August 8, 2017
    Date of Patent: May 23, 2023
    Assignee: DOF INC.
    Inventors: YongWoo Shin, Hyoung Soon Kim, Yoonkook Park, Yong-Soo Choi, Kyu-byung Kim, Seong Sik You, Gapsu Han, Seong-Rae No
  • Publication number: 20220211762
    Abstract: The present invention relates to a pharmaceutical composition for the treatment of sepsis or systemic inflammatory response syndrome (SIRS) comprising mitochondria as effective ingredient. When activated macrophages and monocytes are treated with mitochondria which are effective ingredient of the pharmaceutical composition of the present invention, expression of IL-1?, TNF-? and IL-6 which are pro-inflammatory cytokines can be restored to normal levels. Furthermore, when the pharmaceutical composition of the present invention is administered to a subject suffering from sepsis, the survival rate of the subject can be remarkably increased. Therefore, the pharmaceutical composition according to the present invention can be useful for the treatment of sepsis.
    Type: Application
    Filed: April 27, 2020
    Publication date: July 7, 2022
    Inventors: Kyuboem HAN, Chun-Hyung KIM, Shin-Hye YU, Seo-Eun LEE, Sang-Min LIM, Hahnsun JUNG, Kwangmin NA, Yoon Mi HAN, Jun Young SON, Jong-Cheon HA, Kyunghee JUNG, Young-Cheol KANG, Eun-Seo LEE, Mi Jin KIM, Yong-Soo CHOI, Jung Uk HWANG, Min Ji LEE, Kyuseok KIM, Tae Nyoung CHUNG
  • Publication number: 20210379104
    Abstract: Disclosed are a pharmaceutical composition containing isolated mitochondria as an effective component and uses of the composition. The pharmaceutical composition can restore the ATP synthesis capacity and antioxidant capacity of tenocytes damaged by inflammations to a normal tenocyte level. In addition, the pharmaceutical composition, when administered to damaged tenocytes, inhibits the expression of an apoptosis promoter, Bax, and increases the expression of an apoptosis inhibitor, Bcl-2. In addition, the pharmaceutical composition, when administered to damaged tenocytes, can restore the expression of MMP1 to a normal tenocyte level. Accordingly, uses of the pharmaceutical composition include prevention or treatment of tendinopathy in a subject.
    Type: Application
    Filed: October 31, 2019
    Publication date: December 9, 2021
    Applicant: CHA UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Yong-Soo CHOI, Ji Min LEE, Mi Jin KIM, Kyunghoon MIN
  • Publication number: 20210332081
    Abstract: The present invention relates to a method for extracting collagen from liposuction effluent, wherein collagen is extracted by treating collagen-containing liposuction effluent in the presence of a supercritical fluid. According to the present invention, conventionally discarded collagen in liposuction effluent can be extracted at high purity, and the extracted high purity collagen can be widely used in medical, pharmaceutical, and cosmetic products.
    Type: Application
    Filed: August 8, 2017
    Publication date: October 28, 2021
    Inventors: YongWoo SHIN, Hyoung Soon KIM, Yoonkook PARK, Yong-Soo CHOI, Kyu-byung KIM, Seong Sik YOU, Gapsu HAN, Seong-Rae NO
  • Publication number: 20210238249
    Abstract: Mitochondria modified by a targeting protein, according to one embodiment of the present invention, can be effectively delivered to a target. In addition, when a protein of interest bound to the modified mitochondria is delivered into a cell, various activities can be exhibited. The modified mitochondria can effectively cause cancer tissue death, and thus can also be used as an anticancer agent. Furthermore, various activities are exhibited according to a protein of interest loaded on modified mitochondria, and thus the modified mitochondria can be applied in the treatment of various diseases. Additionally, a fusion protein comprising a protein of interest and a fusion protein comprising a targeting protein, according to one embodiment of the present invention, can be used in order to modify mitochondria. Moreover, mitochondria modified with the fusion proteins exhibits various effects in a target cell.
    Type: Application
    Filed: April 25, 2019
    Publication date: August 5, 2021
    Inventors: Kyuboem HAN, Chun-Hyung KIM, Yu Jin KIM, Shin-Hye YU, Nayoung KIM, Mi Jin KIM, Yong-Soo CHOI, Seo Eun LEE
  • Publication number: 20210052659
    Abstract: The present invention relates to a pharmaceutical composition for prevention or treatment of rheumatoid arthritis and, more particularly, to a pharmaceutical composition comprising mitochondria as an effective ingredient for prevention or treatment of rheumatoid arthritis. When a foreign mitochondria pharmaceutical composition of the present invention is administered to a subject suffering from rheumatoid arthritis, the subject may alleviate edema and rubefaction symptoms. In addition, the pharmaceutical composition of the present invention reduces an expression level of the inflammatory cytokine IL-6, but increases an expression level of the anti-inflammatory cytokine IL-10 in the subject. Therefore, the pharmaceutical composition according to the present invention can be effectively used for preventing or treating rheumatoid arthritis.
    Type: Application
    Filed: February 7, 2019
    Publication date: February 25, 2021
    Inventors: Yong-Soo CHOI, Jung Uk HWANG, Kyuboem HAN, Chun-Hyung KIM
  • Patent number: 10903363
    Abstract: A ferroelectric semiconductor device of the present disclosure includes a substrate, a ferroelectric layer disposed on the substrate, an electric field control layer that is disposed on the ferroelectric layer and has a predetermined internal electric field formed without the application of an external electric power to alter the magnitude of a coercive electric field of the ferroelectric layer, and a gate electrode layer disposed on the electric field control layer.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: January 26, 2021
    Assignee: SK hynix Inc.
    Inventors: Hyangkeun Yoo, Yong Soo Choi
  • Patent number: 10804295
    Abstract: In an embodiment, a ferroelectric memory device includes a semiconductor substrate, a first ferroelectric memory cell transistor of NMOS type disposed in a first region of the semiconductor substrate, and a second ferroelectric memory cell transistor of PMOS type disposed in a second region adjacent to the first region of the semiconductor substrate. A first gate electrode layer of the first ferroelectric memory cell transistor and a second gate electrode layer of the second ferroelectric memory cell transistor are electrically connected to each other.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: October 13, 2020
    Assignee: SK HYNIX INC.
    Inventors: Hyangkeun Yoo, Yong Soo Choi
  • Patent number: 10559626
    Abstract: A neuromorphic device is provided. The neuromorphic device may include a pre-synaptic neuron; a row line extending in a row direction from the pre-synaptic neuron; a post-synaptic neuron; a column line extending in a column direction from the post-synaptic neuron; and a synapse disposed at an intersection between the row line and the column line. The synapse may include a first synapse layer including a plurality of first carbon nano-tubes; a second synapse layer including a plurality of second carbon nano-tubes having different structures from the plurality of first carbon nano-tubes; and a third synapse layer including a plurality of third carbon nano-tubes having different structures from the plurality of first carbon nano-tubes and the plurality of second carbon nano-tubes.
    Type: Grant
    Filed: July 12, 2017
    Date of Patent: February 11, 2020
    Assignee: SK hynix Inc.
    Inventors: Yong-Soo Choi, Keun Heo, Hyung-Dong Lee
  • Publication number: 20200009198
    Abstract: The present invention relates to a pharmaceutical composition containing mitochondria and, more specifically, to a pharmaceutical composition for preventing or treating muscle diseases or ischemic diseases, containing mitochondria as active ingredients. The pharmaceutical composition of the present invention contains heterologous mitochondria or cells comprising heterologous mitochondria, thereby enabling the mitochondrial activity of cells to which the same is administered to improve. Therefore, the pharmaceutical composition according to the present invention can be useful in the fundamental prevention or treatment of muscle diseases or ischemic diseases, which occur in relationship with the deterioration of mitochondrial function.
    Type: Application
    Filed: November 28, 2017
    Publication date: January 9, 2020
    Applicant: PAEAN BIOTECHNOLOGY INC.
    Inventors: Yong-Soo CHOI, Chang-koo YUN, Mi-Jin KIM, Jung Uk HWANG
  • Publication number: 20190393355
    Abstract: A ferroelectric semiconductor device of the present disclosure includes a substrate, a ferroelectric layer disposed on the substrate, an electric field control layer that is disposed on the ferroelectric layer and has a predetermined internal electric field formed without the application of an external electric power to alter the magnitude of a coercive electric field of the ferroelectric layer, and a gate electrode layer disposed on the electric field control layer.
    Type: Application
    Filed: December 21, 2018
    Publication date: December 26, 2019
    Inventors: Hyangkeun YOO, Yong Soo CHOI
  • Publication number: 20190287980
    Abstract: In an embodiment, a ferroelectric memory device includes a semiconductor substrate, a first ferroelectric memory cell transistor of NMOS type disposed in a first region of the semiconductor substrate, and a second ferroelectric memory cell transistor of PMOS type disposed in a second region adjacent to the first region of the semiconductor substrate. A first gate electrode layer of the first ferroelectric memory cell transistor and a second gate electrode layer of the second ferroelectric memory cell transistor are electrically connected to each other.
    Type: Application
    Filed: November 2, 2018
    Publication date: September 19, 2019
    Inventors: Hyangkeun YOO, Yong Soo CHOI
  • Publication number: 20190276852
    Abstract: The present invention relates to a method for delivering exogenous mitochondria into cells and, more specifically, to a method for efficiently delivering, into the cytoplasm of target cells to be injected, mitochondria isolated from donor cells.
    Type: Application
    Filed: November 14, 2017
    Publication date: September 12, 2019
    Applicant: PAEAN BIOTECHNOLOGY INC
    Inventors: Yong-Soo CHOI, Chang-koo YUN, Min-Jin KIM, Jung Uk HWANG, Chun-Hyung KIM, Youngjun LEE
  • Patent number: 10388786
    Abstract: A ferroelectric memory device is disclosed. The ferroelectric memory device includes a substrate, an indium-gallium-zinc oxide layer disposed on the substrate, a ferroelectric material layer disposed on the indium-gallium-zinc oxide layer, a gate electrode layer disposed on the ferroelectric material layer, and a source electrode layer and a drain electrode layer that are disposed the ends of the gate electrode. The indium-gallium-zinc oxide layer is recessed to form a trench at the ends of the gate electrode. The trench is filled with a conductive material to form the source electrode layer and the drain electrode layer.
    Type: Grant
    Filed: January 3, 2018
    Date of Patent: August 20, 2019
    Assignee: SK hynix Inc.
    Inventors: Sanghun Lee, Yong Soo Choi
  • Publication number: 20190194591
    Abstract: Provided are a support for culturing cells, a method of preparing the support, and a method of culturing cells using the support. When the support and the methods are used, an adherence rate, a surface area, and a proliferation rate of cells may improve, and detachment of the cells may be facilitated, thereby increasing a cell recovery rate. In addition, a physiologically active substance may be slowly released, thereby reducing the cost for a cell culture process.
    Type: Application
    Filed: October 23, 2018
    Publication date: June 27, 2019
    Applicant: CHA University Industry-Academic Cooperation Foundation
    Inventors: Surin HONG, Yong Soo CHOI
  • Patent number: 10229828
    Abstract: In a method of treating a semiconductor substrate, a plurality of active regions and a plurality of trench isolation regions are formed by selectively etching the semiconductor substrate. The semiconductor substrate is washed by providing deionized water to the semiconductor substrate. A silicon-based solution is provided to the semiconductor substrate by replacing the deionized water disposed on the semiconductor substrate with the silicon-based solution. A silicon oxide material is formed from the silicon-based solution by performing a heat treatment on the silicon-based solution and the semiconductor substrate. The silicon oxide material fills the trench isolation regions.
    Type: Grant
    Filed: May 2, 2017
    Date of Patent: March 12, 2019
    Assignee: SK HYNIX INC.
    Inventors: Yong Soo Choi, Ho Jin Jeong
  • Publication number: 20180286987
    Abstract: A ferroelectric memory device is disclosed. The ferroelectric memory device includes a substrate, an indium-gallium-zinc oxide layer disposed on the substrate, a ferroelectric material layer disposed on the indium-gallium-zinc oxide layer, and a gate electrode layer disposed on the ferroelectric material layer.
    Type: Application
    Filed: January 3, 2018
    Publication date: October 4, 2018
    Inventors: Sanghun LEE, Yong Soo CHOI
  • Publication number: 20180240846
    Abstract: A neuromorphic device is provided. The neuromorphic device may include a pre-synaptic neuron; a row line extending in a row direction from the pre-synaptic neuron; a post-synaptic neuron; a column line extending in a column direction from the post-synaptic neuron; and a synapse disposed at an intersection between the row line and the column line. The synapse may include a first synapse layer including a plurality of first carbon nano-tubes; a second synapse layer including a plurality of second carbon nano-tubes having different structures from the plurality of first carbon nano-tubes; and a third synapse layer including a plurality of third carbon nano-tubes having different structures from the plurality of first carbon nano-tubes and the plurality of second carbon nano-tubes.
    Type: Application
    Filed: July 12, 2017
    Publication date: August 23, 2018
    Inventors: Yong-Soo CHOI, Keun HEO, Hyung-Dong LEE