Patents by Inventor Kyung-Seok Lee

Kyung-Seok 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: 20250038659
    Abstract: A power control circuit for a vehicle includes a power switch, N-type semiconductor switches electrically connected between a power supply terminal to which an input voltage is applied and the power switch and in which the N-type semiconductor switches are connected back-to-back, a charge pump circuit for generating a drive voltage to drive the N-type semiconductor switches by boosting the input voltage, a reverse voltage protection circuit electrically connected between an output terminal of the charge pump circuit and a node in which the N-type semiconductor switches are connected to each other, a microcontroller for generating a pulse width modulation signal for the operation of the charge pump circuit, and a voltage attenuation circuit for attenuating the drive voltage and applying the attenuated drive voltage to the microcontroller.
    Type: Application
    Filed: February 29, 2024
    Publication date: January 30, 2025
    Inventors: Hee Gun Yang, Kang Woo Bae, Sung In Baek, Kyung Seok Lee, Chan Young Jung
  • Publication number: 20240240353
    Abstract: An intake/exhaust device of an apparatus for continuously growing a silicon ingot is disclosed.
    Type: Application
    Filed: September 16, 2021
    Publication date: July 18, 2024
    Applicants: HANWHA SOLUTIONS CORPORATION, HANWHA CORPORATION
    Inventors: Young Min LEE, Kyung Seok LEE, Han Woong JEON
  • Publication number: 20240200224
    Abstract: An ingot growing apparatus, according to an embodiment of the present invention, comprises: a growth furnace in which a main crucible accommodating molten silicon for growing an ingot is disposed; a preliminary melting part which receives and melts a solid silicon material and a dopant, and has a preliminary crucible that supplies the molten silicon to the main crucible; a transfer part which transfers the solid silicon material and the dopant to the preliminary crucible; a silicon supply part which supplies the solid silicon material to the transfer part; and a dopant supply part which is disposed on an upper side of the transfer part and supplies the dopant to the transfer part according to a concentration of the dopant melted in the main crucible.
    Type: Application
    Filed: August 31, 2022
    Publication date: June 20, 2024
    Inventors: Jin Sung PARK, Han Woong JEON, Kyung Seok LEE, Keun Ho KIM, Young Min LEE
  • Publication number: 20240150985
    Abstract: Proposed is a detachable mooring system for an offshore structure, including a first tension adjuster connected to an offshore structure, and blocking a pulling chain from proceeding from an outlet of a body toward an inlet, a second tension adjuster connected to one end of the pulling chain and blocking the pulling chain from proceeding from an outlet of a body toward an inlet, a mooring chain having a first longitudinal end connected to one surface of the second tension adjuster body and having a second longitudinal end connected to an anchor on the seabed, a first lead rope having one longitudinal end connected to one end of the pulling chain discharged out through the first tension adjuster outlet, and a second lead rope having one longitudinal end connected to the second tension adjuster body.
    Type: Application
    Filed: January 3, 2024
    Publication date: May 9, 2024
    Applicants: KOREA INSTITUTE OF OCEAN SCIENCE & TECHNOLOGY, KOMS INC., DHMC CO., LTD.
    Inventors: Kang Su LEE, Hong Gun SUNG, Byoung Jae PARK, Jang Jin KIM, Hyun Kook KIM, Chang Hwan SEO, Kyung Seok LEE, Yoon Yong PARK
  • Publication number: 20240076798
    Abstract: An ingot growth apparatus is disclosed. The ingot growth apparatus according to an embodiment of the present invention may comprise: a growth furnace having a main crucible which is disposed inside the growth furnace and in which molten silicon is held in order to grow an ingot; a susceptor formed to surround the outer surface of the main crucible and heating the main crucible; a heater formed to surround the outer surface of the susceptor and including a coil which is supplied with power to generate a magnetic field and heats the susceptor by electromagnetic induction from the magnetic field; and a heat insulation member disposed between the coil and the susceptor.
    Type: Application
    Filed: September 3, 2021
    Publication date: March 7, 2024
    Applicants: HANWHA SOLUTIONS CORPORATION, HANWHA CORPORATION
    Inventors: Young Min LEE, Kyung Seok LEE, Jin Sung PARK, Dong Woo BAE
  • Publication number: 20240003045
    Abstract: An ingot growing apparatus is disclosed. An ingot growing apparatus according to an aspect of the present invention comprises a growth furnace for growing an ingot, and a main crucible which is accommodated in the growth furnace and accommodates molten silicon, wherein the main crucible comprises: a main crucible bottom portion; a main crucible side portion that extends upwardly from the main crucible bottom portion; and a main crucible inclined portion that has an inclined surface extending upward and outward from the main crucible side portion. In addition, when the molten silicon is supplied from the upper side of the main crucible side portion into the main crucible, the molten silicon is guided into the main crucible along the inclined surface, thereby preventing the molten silicon from splashing around the main crucible.
    Type: Application
    Filed: September 3, 2021
    Publication date: January 4, 2024
    Applicants: HANWHA SOLUTIONS CORPORATION, HANWHA CORPORATION
    Inventors: Keun Ho KIM, Kyung Seok LEE, Jin Sung PARK
  • Publication number: 20230407518
    Abstract: The present invention relates to an apparatus for continuously growing an ingot, and more particularly to an apparatus for continuously growing an ingot which is capable of melting a silicon material in a solid state by means of an induction heating method, and supplying the molten silicon material to a main crucible.
    Type: Application
    Filed: September 3, 2021
    Publication date: December 21, 2023
    Inventors: Dong Woo BAE, Kyung Seok LEE, Young Min LEE
  • Publication number: 20230383433
    Abstract: An ingot growing apparatus is disclosed. An ingot growing apparatus comprising a heater according to an aspect of the present invention may comprise: a crucible for accommodating molten silicon; a growth furnace having an inner space in which the crucible is installed; a susceptor having an inner surface shaped to correspond to an outer surface of the crucible and surrounding the outer surface of the crucible; and a heater for heating the susceptor, wherein the heater may comprise: a coil which is fixed at a position spaced a predetermined distance apart from an outer surface of the susceptor, is formed to be wound along the outer surface of the susceptor to generate a magnetic field, and heats the susceptor by electromagnetic induction due to the magnetic field; and a shield which is formed to surround an outer surface of the coil to support the coil and blocks the coil from being exposed to the inner space of the growth furnace.
    Type: Application
    Filed: September 3, 2021
    Publication date: November 30, 2023
    Inventors: Han Woong JEON, Kyung Seok LEE, Young Jun LEE
  • Publication number: 20230366124
    Abstract: Disclosed is an ingot growing apparatus. An ingot growing apparatus according to an embodiment of the present invention includes a growth furnace in which a main crucible is disposed, wherein the main crucible accommodates molten silicon and is rotated clockwise or counterclockwise to rotate the molten silicon clockwise or counterclockwise in order to grow an ingot, a susceptor formed to surround an outer surface of the main crucible and rotated in the same direction as the main crucible, and a preliminary melting unit which receives a solid silicon material, melts the solid silicon material into molten silicon, and supplies the molten silicon to the main crucible, wherein the preliminary melting unit includes a preliminary crucible which accommodates the molten silicon, and the preliminary crucible supplies the molten silicon contained in the preliminary crucible to the main crucible in a direction in which the molten silicon contained in the main crucible rotates.
    Type: Application
    Filed: September 3, 2021
    Publication date: November 16, 2023
    Inventors: Keun Ho KIM, Kyung Seok LEE, Jin Sung PARK, Young Jun LEE
  • Publication number: 20230366123
    Abstract: Disclosed is a continuous ingot growing apparatus. The continuous ingot growing apparatus according to the present invention may include a growth furnace in which a main crucible is positioned, wherein the main crucible accommodates molten-state silicon to grow an ingot, a material supply unit which supplies a solid-state silicon material before being melted into molten-state silicon, a quantitative supply unit which measures an amount of the solid-state silicon material supplied from the material supply unit and supplies a predetermined amount of the solid-state silicon material, and a preliminary melting unit which melts the predetermined amount of the solid-state silicon material supplied from the quantitative supply unit and supplies molten-state silicon to the main crucible.
    Type: Application
    Filed: September 3, 2021
    Publication date: November 16, 2023
    Applicants: HANWHA SOLUTIONS CORPORATION, HANWHA CORPORATION
    Inventors: Young Jun LEE, Kyung Seok LEE, Jin Sung PARK
  • Publication number: 20230332325
    Abstract: An ingot growing apparatus is disclosed. An ingot growing apparatus according to an embodiment of the present invention comprises: a growth furnace in which a main crucible for receiving molten silicon in order to grow an ingot is disposed; a susceptor formed so as to surround the outer surface of the main crucible and including a plurality of heating members which are electrically insulated from each other; and a heater which generates a magnetic field and heats the plurality of heating members through electromagnetic induction by the magnetic field, wherein the plurality of heating members form loops along the outer surface of the main crucible.
    Type: Application
    Filed: September 3, 2021
    Publication date: October 19, 2023
    Applicants: HANWHA SOLUTIONS CORPORATION, HANWHA CORPORATION
    Inventors: Dong Woo BAE, Kyung Seok LEE, Young Min LEE
  • Publication number: 20230332326
    Abstract: Disclosed is an ingot growing apparatus. The ingot growing apparatus according to the embodiment of the present invention includes a growth furnace in which a main crucible is disposed, wherein the main crucible accommodates molten silicon to grow an ingot, a preliminary crucible which receives a solid silicon material, melts the solid silicon material, and supplies molten silicon to the main crucible, a measurement unit which is installed to pass through the growth furnace and measures a change in level of the surface of the molten silicon in the main crucible, and a control unit which controls supply of the molten silicon in the preliminary crucible to the main crucible on the basis of the measured change in the level of the surface of the molten silicon.
    Type: Application
    Filed: September 3, 2021
    Publication date: October 19, 2023
    Applicants: HANWHA SOLUTIONS CORPORATION, HANWHA CORPORATION
    Inventors: Jin Sung PARK, Kyung Seok LEE, Young Jun LEE, Keun Ho KIM
  • Patent number: 11713344
    Abstract: A novel peptide analog of acylated oxyntomodulin and its uses are disclosed. A pharmaceutical composition containing the novel peptide analog is useful and effective for preventing and treating obesity or overweightness, or diabetes accompanied by obesity and overweightness. The peptide analog and a composition containing the peptide analog are superior to those of wild-type oxyntomodulin in dual agonism on GLP-1 and glucagon receptors and longer in vivo half-life. A pharmaceutical composition containing the peptide analog is effective in the treatment of metabolic diseases such as obesity and diabetes mellitus.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: August 1, 2023
    Assignee: DONG-A ST CO., LTD.
    Inventors: Jae-Sung Yang, Kyung-Seok Lee, Yu-Na Chae, Gye-Rim Baek, Tae-Hyoung Kim, Ill-Hun Jung, Chae-Lim Ryu, Weon-Bin Im
  • Publication number: 20230220035
    Abstract: A novel long-acting acylated oxyntomodulin peptide analogue having dual agonism on GLP-1 and glucagon receptors (dual GLP-1R/GlucagonR agonism) and a pharmaceutical composition including the same are disclosed. The novel long-acting acylated oxyntomodulin peptide analogue and the composition are useful for the prevention and treatment of obesity and overweight, or non-insulin-dependent diabetes accompanied by obesity and overweight. The acylated oxyntomodulin peptide analog has dual agonism for GLP-1/glucagon receptors and has an excellent increased in vivo half-life, and the pharmaceutical composition containing the same is useful for the treatment of metabolic diseases such as obesity and diabetes.
    Type: Application
    Filed: April 15, 2021
    Publication date: July 13, 2023
    Applicant: DONG-A ST CO., LTD.
    Inventors: Jae-Sung YANG, Kyung-Seok LEE, Yu-Na CHAE, Tae-Hyoung KIM, Ill-Hun JUNG, Chae-Lim RYU, Dae-Young LEE
  • Publication number: 20220119473
    Abstract: A novel peptide analog of acylated oxyntomodulin and its uses are disclosed. A pharmaceutical composition containing the novel peptide analog is useful and effective for preventing and treating obesity or overweightness, or diabetes accompanied by obesity and overweightness. The peptide analog and a composition containing the peptide analog are superior to those of wild-type oxyntomodulin in dual agonism on GLP-1 and glucagon receptors and longer in vivo half-life. A pharmaceutical composition containing the peptide analog is effective in the treatment of metabolic diseases such as obesity and diabetes mellitus.
    Type: Application
    Filed: August 24, 2021
    Publication date: April 21, 2022
    Applicant: DONG-A ST CO., LTD.
    Inventors: Jae-Sung YANG, Kyung-Seok LEE, Yu-Na CHAE, Gye-Rim BAEK, Tae-Hyoung KIM, Ill-Hun JUNG, Chae-Lim RYU, Weon-Bin IM
  • Patent number: 11236142
    Abstract: The present invention relates to a novel peptide analog of acylated oxyntomodulin and a pharmaceutical composition comprising the same for preventing and treating obesity or overweightness, or diabetes accompanied by obesity and overweightness. The peptides are superior to those of natural oxyntomodulin in dual agonism on GLP-1 and glucagon receptors and longer in vivo half-life. A pharmaceutical composition comprising said peptides is effective in the treatment of metabolic diseases such as obesity and diabetes mellitus.
    Type: Grant
    Filed: August 16, 2018
    Date of Patent: February 1, 2022
    Assignee: DONG-A ST CO., LTD.
    Inventors: Jae-Sung Yang, Kyung-Seok Lee, Yu-Na Chae, Gye-Rim Baek, Tae-Hyoung Kim, Ill-Hun Jung, Chae-Lim Ryu, Weon-Bin Im
  • Publication number: 20200354425
    Abstract: The present invention relates to a novel peptide analog of acylated oxyntomodulin and a pharmaceutical composition comprising the same for preventing and treating obesity or overweightness, or diabetes accompanied by obesity and overweightness. The peptides are superior to those of natural oxyntomodulin in dual agonism on GLP-1 and glucagon receptors and longer in vivo half-life. A pharmaceutical composition comprising said peptides is effective in the treatment of metabolic diseases such as obesity and diabetes mellitus.
    Type: Application
    Filed: August 16, 2018
    Publication date: November 12, 2020
    Applicant: DONG-A ST CO., LTD.
    Inventors: Jae-Sung YANG, Kyung-Seok LEE, Yu-Na CHAE, Gye-Rim BAEK, Tae-Hyoung KIM, Ill-Hun JUNG, Chae-Lim RYU, Weon-Bin IM
  • Publication number: 20200225992
    Abstract: An electronic device includes a display, a communication circuit, a processor connected to the display and the communication circuit and including a plurality of cores, a volatile memory electrically connected to the processor, and a nonvolatile memory electrically connected to the processor, wherein the nonvolatile memory is configured to store at least one application program and store instructions that cause, when executed, the processor to execute a process of preloading shared classes and/or resources of an operating system for the at least one application program, and the executing of the process includes allocating a plurality of groups of the classes and/or the resources to two or more cores among the cores, and preloading the plurality of groups of the classes and/or the resources into the volatile memory in parallel using the two or more cores.
    Type: Application
    Filed: July 19, 2018
    Publication date: July 16, 2020
    Inventors: Kyung Seok LEE, Hyun Joon KIM, Byung Soo KWON, Hak Ryoul KIM, Hyo Jong KIM, Won Seo CHOI
  • Patent number: 9771348
    Abstract: The present invention relates to a method for preparing N-[[1-{3-(1,2,3-triazol-1-yl)propyl}piperidin-4-yl]methyl]-4-amino-5-chloro-2-methoxybenzamide, which is a novel benzamide derivative as a 5-HT4 receptor agonist, or a pharmaceutically acceptable salt thereof; to a novel intermediate capable of being used in the preparation of the compounds; and to a method for preparing the same. The preparation methods of the present invention can be useful for mass production since a low-priced reagent and intermediate are used and the number of reaction processes is decreased, thereby saving preparation costs and improving the yield.
    Type: Grant
    Filed: July 11, 2014
    Date of Patent: September 26, 2017
    Assignee: DONG-A ST CO., LTD
    Inventors: Woo Young Kwak, Kyung Seok Lee, Ullapu Punna Reddy, Soon Kyu Jung, Tae Sun Park, Joong In Lim
  • Publication number: 20170097751
    Abstract: An embodiment provides an electronic device. The electronic device includes a display module configured to display at least one content, a touch screen module configured to detect a touch input, a memory configured to store an unlock solution, and a processor electrically connected to the touch screen module, the display module, and the memory. The processor displays an unlock user interface (UI) through the display module. The processor also receives a touch input, for inputting an unlock solution on the unlock UI, through the touch screen module. The processor also displays a short-cut UI, including a plurality of icons, on the unlock UI through the display module in response to a position where the input unlock resolution is ended.
    Type: Application
    Filed: October 5, 2016
    Publication date: April 6, 2017
    Inventors: Yoon Ho Lee, Kyung Seok Lee