Patents by Inventor Kyung-Ho KWON

Kyung-Ho KWON 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: 20240167196
    Abstract: Provided are an epitaxial growth apparatus and a gas supply control module used therefor, the epitaxial growth apparatus including: a reaction chamber; a susceptor positioned in the reaction chamber and configured to seat a wafer thereon; and a gas supply control module configured to control a flow of a gas flowing into the reaction chamber, wherein the gas supply control module includes an injector including a center port corresponding to a central region of the wafer, a pair of edge ports corresponding to both edge regions of the wafer, and a pair of middle ports respectively disposed between the center port and the pair of edge ports, and a flow distribution unit configured to independently distribute the gas flow input from a source module to the ports.
    Type: Application
    Filed: November 16, 2023
    Publication date: May 23, 2024
    Applicant: PJP TECH INC
    Inventors: Bum Ho CHOI, Kyung Shin Park, Hyun Ho Kwon, Dong Hyoun Kim, Suk Ho Lim, Jong Wook Jeong, Seung Soo Lee
  • Publication number: 20240137790
    Abstract: The present disclosure discloses systems and methods of calculating a near-maximum likelihood detection (MLD) performance capability signal to interference plus noise ratio (SINR) according to instructions stored in non-transitory computer readable memory that when executed by a processor of a multiple-input, multiple output orthogonal frequency-division multiplexing (MIMO-OFDM) wireless communications receiver device cause the processor to perform operations including the processor acquiring Hi and noise variance ?n2 for each subcarrier of a set of subcarriers between a MIMO-OFDM wireless communications transmitter device and the wireless communications receiver device, computing an average received bit mutual information rate (RBIR) over all subcarriers, converting the average RBIR to an effective SINR; and selecting a modulation coding scheme (MCS).
    Type: Application
    Filed: April 4, 2023
    Publication date: April 25, 2024
    Inventors: KYUNG HOON KWON, SEUNG HYEOK AHN, YOUNG HWAN KANG, SEUNG HO CHOO, JUNGCHUL SHIN, DAEHONG KIM
  • Patent number: 11932618
    Abstract: Disclosed are novel compounds of Chemical Formula 1, optical isomers of the compounds, and pharmaceutically acceptable salts of the compounds or the optical isomers. The compounds, isomers, and salts exhibit excellent activity as GLP-1 receptor agonists. In particular, they, as GLP-1 receptor agonists, exhibit excellent glucose tolerance, thus having a great potential to be used as therapeutic agents for metabolic diseases. Moreover, they exhibit excellent pharmacological safety for cardiovascular systems.
    Type: Grant
    Filed: March 13, 2023
    Date of Patent: March 19, 2024
    Assignee: ILDONG PHARMACEUTICAL CO., LTD.
    Inventors: Hong Chul Yoon, Kyung Mi An, Myong Jae Lee, Jin Hee Lee, Jeong-geun Kim, A-rang Im, Woo Jin Jeon, Jin Ah Jeong, Jaeho Heo, Changhee Hong, Kyeojin Kim, Jung-Eun Park, Te-ik Sohn, Changmok Oh, Da Hae Hong, Sung Wook Kwon, Jung Ho Kim, Jae Eui Shin, Yeongran Yoo, Min Whan Chang, Eun Hye Jang, In-gyu Je, Ji Hye Choi, Gunhee Kim, Yearin Jun
  • Patent number: 11913098
    Abstract: A self-healing alloy contains 5 to 11% by weight of molybdenum (Mo), iron (Fe) as a remainder, and unavoidable impurities. A method for manufacturing the self-healing alloy includes heat treating the alloy or preparing an alloy raw material powder and sintering, homogenizing, and cooling the alloy raw material powder.
    Type: Grant
    Filed: March 22, 2021
    Date of Patent: February 27, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, Kookmin University Industry Academy Cooperation Foundation
    Inventors: Kyung Sik Choi, Hoo Dam Lee, Tae Gyu Lee, Byung Ho Min, Young Jun Kwon, Keun Won Lee, Yoon Jung Won, Ki Sub Cho
  • Patent number: 11814480
    Abstract: The present invention provides a method for producing a polyamide with controlled activator addition, and a polyamide produced thereby, the method allowing a polymerization conversion rate and a polydispersity index (PDI) to be enhanced by controlling the addition of an activator so as to prevent a gelation phenomenon that occurs during anionic polymerization.
    Type: Grant
    Filed: October 29, 2018
    Date of Patent: November 14, 2023
    Assignee: HANWHA CHEMICAL CORPORATION
    Inventors: Hye Yeon Lee, Do Kyoung Kim, Seung Hoe Do, Jin Seo Lee, Kyung Ho Kwon, Dae Hak Kim, Kyoung Won Yim
  • Patent number: 11718713
    Abstract: The present invention relates to a method for producing a polyamide by coordinated anionic ring-opening polymerization and a polyamide produced thereby, wherein metal alkoxide as an initiator and metal hydride as a catalyst are added to enable polymerization having a narrow molecular weight distribution and uniform molecular weight within a short polymerization reaction time at a low temperature, without a separate vacuum process, as compared with an existing polymerization method.
    Type: Grant
    Filed: October 29, 2018
    Date of Patent: August 8, 2023
    Assignee: HANWHA CHEMICAL CORPORATION
    Inventors: Hye Yeon Lee, Dae Hak Kim, Seung Hoe Do, Jin Seo Lee, Kyung Ho Kwon, Kyoung Won Yim, Do Kyoung Kim
  • Patent number: 11433639
    Abstract: The present invention relates to a lightweight sandwich steel sheet using polyamide, and more particularly, to a lightweight sandwich steel sheet using polyamide and a manufacturing method therefor, the steel sheet being usable at a wider temperature range than that of a conventional sandwich steel sheet and, particularly, having excellent adhesion at a low temperature and remarkably increasing stability and lightweight property.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: September 6, 2022
    Assignee: HANWHA CHEMICAL CORPORATION
    Inventors: Dae Hak Kim, Seung Hoe Do, Jin Seo Lee, Kyoung Won Yim, Kyung Ho Kwon, Do Kyoung Kim, Hye Yeon Lee
  • Patent number: 11136470
    Abstract: The present invention relates to a polyvinyl-based compound, which maximizes self-healing ability by introducing various functional molecules into a brush of a polyvinyl-based resin, a preparation method thereof, and a polymer coating film produced therefrom.
    Type: Grant
    Filed: April 12, 2018
    Date of Patent: October 5, 2021
    Assignees: CEKO CO., LTD., DANKOOK UNIVERSITY CHEONAN CAMPUS INDUSTRY ACADEMIC, POSTECH ACADEMY-INDUSTRY FOUNDATION
    Inventors: Moon Hor Ree, Kyung Ho Kwon, Won Yeong Ryu, Kwan Young Han, Sung Kyoo Lim, Byung Min Park, Dong Hoon Jang, Hyun Joong Kim, Hong Chul Kim, Jeong Rae Kim
  • Publication number: 20210115174
    Abstract: The present invention relates to a polyvinyl-based compound, which maximizes self-healing ability by introducing various functional molecules into a brush of a polyvinyl-based resin, a preparation method thereof, and a polymer coating film produced therefrom.
    Type: Application
    Filed: April 12, 2018
    Publication date: April 22, 2021
    Inventors: Moon Hor REE, Kyung Ho KWON, Won Yeong RYU, Kwan Young HAN, Sung Kyoo LIM, Byung Min PARK, Dong Hoon JANG, Hyun Joong KIM, Hong Chul KIM, Jeong Rae KIM
  • Patent number: 10907068
    Abstract: The present invention relates to a cell membrane-mimicking brush polymer having surface properties mimicking a cell membrane and a self-assembly capability by means of a cell membrane mimicking functional group introduced to a brush terminal, and a method for preparing same.
    Type: Grant
    Filed: November 7, 2017
    Date of Patent: February 2, 2021
    Assignees: CEKO CO., LTD., POSTECH ACADEMY-INDUSTRY FOUNDATION
    Inventors: Moon-Hor Ree, Kyung-Ho Kwon, Jong-Chan Lee, Chang-Sub Kim, Hyun-Joong Kim, Hong-Chul Kim, Jeong-Rae Kim
  • Publication number: 20210002424
    Abstract: Provided are a method for preparing a polyamide by using a molecular weight controller having a double active group in anionic ring-opening copolymerization of a polyamide, thereby enabling molecular weight to be controlled through the addition reaction of the molecular weight controller, and a polyamide prepared thereby.
    Type: Application
    Filed: October 29, 2018
    Publication date: January 7, 2021
    Applicant: HANWHA SOLUTIONS CORPORATION
    Inventors: Do Kyoung KIM, Jin Seo LEE, Kyung Ho KWON, Seung Hoe DO, Hye Yeon LEE, Kyoung Won YIM, Dae Hak KIM
  • Publication number: 20200385521
    Abstract: Provided are a method for producing a polyamide including an amide-based molecular weight controller and a polyamide produced thereby, wherein the amide-based molecular weight controller may easily control the molecular weight of the polyamide to have a narrow molecular weight distribution so as to prevent an increase in the molecular weight due to a basic intermediate produced in anionic polymerization and a side reaction generated under a high-temperature polymerization condition.
    Type: Application
    Filed: October 30, 2018
    Publication date: December 10, 2020
    Applicant: HANWHA SOLUTIONS CORPORATION
    Inventors: Kyung Ho KWON, Seung Hoe DO, Jin Seo LEE, Dae Hak KIM, Kyoung Won YIM, Do Kyoung KIM, Hye Yeon LEE
  • Publication number: 20200385520
    Abstract: Provided are a method for producing a polyamide using an end-capping agent and a polyamide produced thereby, wherein the method is an eco-friendly process method without using a solvent as a catalyst and may prepare, by using an end-capping agent for suppressing side reaction, a polymer having a uniform molecular weight and a high conversion rate at a low temperature within a short polymerization time in comparison with a conventional polymerization method.
    Type: Application
    Filed: October 29, 2018
    Publication date: December 10, 2020
    Applicant: HANWHA SOLUTIONS CORPORATION
    Inventors: Kyoung Won YIM, Seung Hoe DO, Jin Seo LEE, Hye Yeon LEE, Dae Hak KIM, Do Kyoung KIM, Kyung Ho KWON
  • Publication number: 20200384725
    Abstract: The present invention relates to a lightweight sandwich steel sheet using polyamide, and more particularly, to a lightweight sandwich steel sheet using polyamide and a manufacturing method therefor, the steel sheet being usable at a wider temperature range than that of a conventional sandwich steel sheet and, particularly, having excellent adhesion at a low temperature and remarkably increasing stability and lightweight property.
    Type: Application
    Filed: November 1, 2018
    Publication date: December 10, 2020
    Applicant: HANWHA CHEMICAL CORPORATION
    Inventors: Dae Hak KIM, Seung Hoe DO, Jin Seo LEE, Kyoung Won YIM, Kyung Ho KWON, Do Kyoung KIM, Hye Yeon LEE
  • Publication number: 20200277439
    Abstract: The present invention relates to a method for producing a polyamide by coordinated anionic ring-opening polymerization and a polyamide produced thereby, wherein metal alkoxide as an initiator and metal hydride as a catalyst are added to enable polymerization having a narrow molecular weight distribution and uniform molecular weight within a short polymerization reaction time at a low temperature, without a separate vacuum process, as compared with an existing polymerization method.
    Type: Application
    Filed: October 29, 2018
    Publication date: September 3, 2020
    Applicant: HANWHA CHEMICAL CORPORATION
    Inventors: Hye Yeon LEE, Dae Hak KIM, Seung Hoe DO, Jin Seo LEE, Kyung Ho KWON, Kyoung Won YIM, Do Kyoung KIM
  • Publication number: 20200277438
    Abstract: The present invention provides a method for producing a polyamide with controlled activator addition, and a polyamide produced thereby, the method allowing a polymerization conversion rate and a polydispersity index (PDI) to be enhanced by controlling the addition of an activator so as to prevent a gelation phenomenon that occurs during anionic polymerization.
    Type: Application
    Filed: October 29, 2018
    Publication date: September 3, 2020
    Applicant: HANWHA CHEMICAL CORPORATION
    Inventors: Hye Yeon LEE, Do Kyoung KIM, Seung Hoe DO, Jin Seo LEE, Kyung Ho KWON, Dae Hak KIM, Kyoung Won YIM
  • Publication number: 20200270397
    Abstract: Provided is a method for preparing a polyamide by an anionic polymerization reaction, wherein lactam, and based on 100 parts by weight of the entire lactam, 0.01 parts by weight to 20 parts by weight of an alkali metal as an initiator, 0.3 parts by weight to 10 parts by weight of a molecular weight controller, and 0.002 parts by weight to 1.0 part by weight of carbon dioxide as an activator may be included.
    Type: Application
    Filed: November 5, 2018
    Publication date: August 27, 2020
    Applicant: HANWHA CHEMICAL CORPORATION
    Inventors: Seung Hoe DO, Jin Seo LEE, Kyung Ho KWON, Do Kyoung KIM, Hye Yeon LEE, Kyoung Won YIM
  • Publication number: 20190276701
    Abstract: The present invention relates to a cell membrane-mimicking brush polymer having surface properties mimicking a cell membrane and a self-assembly capability by means of a cell membrane mimicking functional group introduced to a brush terminal, and a method for preparing same.
    Type: Application
    Filed: November 7, 2017
    Publication date: September 12, 2019
    Inventors: Moon-Hor REE, Kyung-Ho KWON, Jong-Chan LEE, Chang-Sub KIM, Hyun-Joong KIM, Hong-Chul KIM, Jeong-Rae KIM