Patents by Inventor Joonsung Hwang

Joonsung Hwang 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: 11967574
    Abstract: A memory device including a first structure; and a second structure on the first structure, wherein the first structure includes a first substrate; a peripheral circuit on the first substrate; a first insulating layer covering the first substrate and the peripheral circuit; and a first bonding pad on the first insulating layer, the second structure includes a second substrate; a memory cell array on a first surface of the second substrate; a second insulating layer covering the first surface of the second substrate and the memory cell array; a conductive pattern at least partially recessed from a second surface of the second substrate; and a second bonding pad on the second insulating layer, the first bonding pad is in contact with the second bonding pad, and the conductive pattern is spaced apart from the second insulating layer.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: April 23, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sungmin Hwang, Jiwon Kim, Jaeho Ahn, Joonsung Lim, Sukkang Sung
  • Patent number: 11955470
    Abstract: A semiconductor device includes a first peripheral circuit region comprising a plurality of lower circuitries, a second peripheral circuit region apart from the first peripheral circuit region in a vertical direction, the second peripheral circuit region comprising a plurality of upper circuitries, and a cell region comprising a plurality of word lines, the cell region between the first peripheral circuit region and the second peripheral circuit region in the vertical direction. The plurality of word lines comprise a first word line connected to a first lower circuitry selected from the plurality of lower circuitries and a second word line connected to a first upper circuitry selected from the plurality of upper circuitries.
    Type: Grant
    Filed: April 13, 2021
    Date of Patent: April 9, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jiwon Kim, Jaeho Ahn, Sungmin Hwang, Joonsung Lim, Sukkang Sung
  • Patent number: 11935597
    Abstract: A semiconductor memory device includes: a semiconductor substrate having a first surface and a second surface opposing each other; a back-side insulating layer below the second surface of the semiconductor substrate; an external input/output conductive pattern below the back-side insulating layer; a circuit device including a gate electrode and a source/drain region, on the first surface of the semiconductor substrate; an internal input/output conductive pattern on the first surface of the semiconductor substrate, the internal input/output conductive pattern having at least a portion disposed on the same level as at least a portion of the gate electrode; a through-electrode structure penetrating through the semiconductor substrate and the back-side insulating layer and electrically connected to the internal input/output conductive pattern and the external input/output conductive pattern; and a memory cell array region disposed on a level higher than the circuit device, on the first surface of the semiconducto
    Type: Grant
    Filed: November 10, 2021
    Date of Patent: March 19, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jaeho Ahn, Jiwon Kim, Sungmin Hwang, Joonsung Lim, Sukkang Sung
  • Publication number: 20220306612
    Abstract: A benzofuran-based N-acylhydrazone derivative according to the present invention has an excellent anticancer effect while having low toxicity and excellent solubility, and thus a pharmaceutical composition comprising the derivative can be usefully used to prevent or treat a cell proliferative disorder including various cancers.
    Type: Application
    Filed: July 14, 2020
    Publication date: September 29, 2022
    Inventors: Bo Yeon Kim, Nak Kyun Soung, Mija Ahn, Ho Jin Han, In Ja Ryoo, Joonsung Hwang
  • Patent number: 11446281
    Abstract: The present invention relates to a composition for preventing, alleviating or treating inflammatory diseases, comprising, as an active ingredient, an acylhydrazone derivative compound, a stereoisomer thereof or a pharmaceutically acceptable salt thereof. an acylhydrazone derivative compound, a stereoisomer thereof or a pharmaceutically acceptable salt thereof, of the present invention, effectively inhibits inflammatory cytokines and inflammatory signaling pathways, thereby effectively alleviating symptoms of inflammatory diseases such as dermatitis. Therefore, the composition according to the present invention may be effectively used for the prevention, alleviation or treatment of inflammatory diseases.
    Type: Grant
    Filed: January 11, 2019
    Date of Patent: September 20, 2022
    Assignee: Korea Research Institute Of Bioscience And Biotechnology
    Inventors: Bo Yeon Kim, Joonsung Hwang, Nak Kyun Soung, Jong Seog Ahn, Kyung Ho Lee, Jiyun Mun, Srinivasrao Ganipisetti, Hyunjoo Cha, Mija Ahn, Hee Gu Lee, Jae-Hyuk Jang, In Ja Ryoo, Sung-Kyun Ko
  • Publication number: 20220151959
    Abstract: A composition containing colchicine and its uses are disclosed. The composition enhances the expression amount of filaggrin that is highly related to the onset of allergic skin diseases, enhances skin moisturizing effects to thereby improve the skin barrier function, and in addition, controls inflammatory responses by allergic skin diseases. Therefore, methods for prevention and/or treatment of allergic skin diseases and/or pruritus cutaneous and skin moisturization and skin condition improvement are disclosed.
    Type: Application
    Filed: February 24, 2020
    Publication date: May 19, 2022
    Applicant: KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY
    Inventors: Bo Yeon KIM, Joonsung HWANG, In Ja RYOO, Nak Kyun SOUNG, Jong Seog AHN, Min Sik WOO, Kyung Ho LEE, Hee Gu LEE, Hyunjoo CHA
  • Publication number: 20210030716
    Abstract: The present invention relates to a composition for preventing, alleviating or treating inflammatory diseases, comprising, as an active ingredient, an acylhydrazone derivative compound, a stereoisomer thereof or a pharmaceutically acceptable salt thereof. an acylhydrazone derivative compound, a stereoisomer thereof or a pharmaceutically acceptable salt thereof, of the present invention, effectively inhibits inflammatory cytokines and inflammatory signaling pathways, thereby effectively alleviating symptoms of inflammatory diseases such as dermatitis. Therefore, the composition according to the present invention may be effectively used for the prevention, alleviation or treatment of inflammatory diseases.
    Type: Application
    Filed: January 11, 2019
    Publication date: February 4, 2021
    Inventors: Bo Yeon KIM, Joonsung HWANG, Nak Hyun SOUNG, Jong Seog AHN, Kyung Ho LEE, Jiyun MUN, Srinivasrao GANIPISETTI, Hyunjoo CHA, Mija AHN, Hee Gu LEE, Jae-Hyuk JANG, In Ja RYOO, Sung-Kyun KO
  • Patent number: 9433607
    Abstract: The present invention relates to ethyl(2-methyl-3{(E)-[(naphtho[2,1-b]furan-2-ylcarbonyl)hydrazono]methyl}-1H-indole-1-yl)acetate, the novel mitosis inhibitor. The said ethyl(2-methyl-3{(E)-[(naphtho[2,1-b]furan-2-ylcarbonyl)hydrazono]methyl}-1H-indole-1-yl)acetate not only induces apoptosis by inhibiting tubulin polymerization in the course of mitosis but also displays an excellent anticancer effect in the multi-drug resistant cancer cells, so that it can be effectively used for the treatment of cell proliferative disease including various cancers.
    Type: Grant
    Filed: March 6, 2015
    Date of Patent: September 6, 2016
    Assignee: Korea Research Institute of Bioscience and Biotechnology
    Inventors: Bo Yeon Kim, Krisada Sakchaisri, Sun Ok Kim, Ramegowda Thimmegowda Naraganahalli, Nak Kyun Soung, Jong Seog Ahn, Joonsung Hwang, In Ja Ryoo, Jae-Hyuk Jang
  • Publication number: 20150182502
    Abstract: The present invention relates to ethyl(2-methyl-3{(E)-[(naphtho[2,1-b]furan-2-ylcarbonyl)hydrazono]methyl}-1H-indole-1-yl)acetate, the novel mitosis inhibitor. The said ethyl(2-methyl-3{(E)-[(naphtho[2,1-b]furan-2-ylcarbonyl)hydrazono]methyl}-1H-indole-1-yl)acetate not only induces apoptosis by inhibiting tubulin polymerization in the course of mitosis but also displays an excellent anticancer effect in the multi-drug resistant cancer cells, so that it can be effectively used for the treatment of cell proliferative disease including various cancers.
    Type: Application
    Filed: March 6, 2015
    Publication date: July 2, 2015
    Applicant: KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY
    Inventors: Bo Yeon Kim, Krisada Sakchaisri, Sun Ok Kim, Ramegowda Thimmegowda Naraganahalli, Nak Kyun Soung, Jong Seog Ahn, Joonsung Hwang, In Ja Ryoo, Jae-Hyuk Jang