Patents by Inventor Sang Kyu Lee

Sang Kyu 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).

  • Patent number: 11948752
    Abstract: A ceramic electronic component includes a body including a dielectric layer and an internal electrode, and an external electrode disposed on the body and connected to the internal electrode. The dielectric layer includes a plurality of dielectric grains, and at least one of the plurality of dielectric grains has a core-dual shell structure having a core and a dual shell. The dual shell includes a first shell surrounding at least a portion of the core, and a second shell surrounding at least a portion of the first shell, and a concentration of a rare earth element included in the second shell is more than 1.3 times to less than 3.8 times a concentration of a rare earth element included in the first shell.
    Type: Grant
    Filed: December 21, 2022
    Date of Patent: April 2, 2024
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Sung Hyung Kang, Jong Hyun Cho, Ji Hong Jo, Hang Kyu Cho, Jae Shik Shim, Yong In Kim, Sang Roc Lee
  • Patent number: 11939698
    Abstract: A wafer manufacturing method, an epitaxial wafer manufacturing method, and a wafer and epitaxial wafer manufactured thereby, are provided. The wafer manufacturing method enables the manufacture of a wafer with a low density of micropipe defects and minimum numbers of particles and scratches. The epitaxial wafer manufacturing method enables the manufacture of an epitaxial wafer that has low densities of defects such as downfall, triangular, and carrot defects, exhibits excellent device characteristics, and improves the yield of devices.
    Type: Grant
    Filed: November 3, 2020
    Date of Patent: March 26, 2024
    Assignee: SENIC INC.
    Inventors: Jong Hwi Park, Jung-Gyu Kim, Eun Su Yang, Byung Kyu Jang, Jung Woo Choi, Yeon Sik Lee, Sang Ki Ko, Kap-Ryeol Ku
  • Patent number: 11937641
    Abstract: A heater assembly for heating a cigarette accommodated in an aerosol generating device includes a heating element that extends in a longitudinal direction of the cigarette and includes a ferromagnetic substance for generating heat by an external magnetic field, and a temperature sensor that measures a temperature of the heating element. The heater assembly is disposed at an inner end portion of an accommodation space provided in the aerosol generating device to accommodate the cigarette.
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: March 26, 2024
    Assignee: KT&G CORPORATION
    Inventors: Seung Won Lee, Sang Kyu Park, Jae Min Lee
  • Patent number: 11939334
    Abstract: The present disclosure relates to a novel PLK1 degradation inducing compound having a structure according to Formula I, a method for preparing the same, and the use thereof. The compounds of the present disclosure exhibit an effect of inducing PLK1 degradation. Therefore, the compounds of the present disclosure may be effectively utilized for preventing or treating PLK1-related diseases.
    Type: Grant
    Filed: August 10, 2022
    Date of Patent: March 26, 2024
    Assignee: UPPTHERA, INC.
    Inventors: Soo Hee Ryu, Im Suk Min, Han Kyu Lee, Seong Hoon Kim, Hye Guk Ryu, Keum Young Kang, Sang Youn Kim, So Hyun Chung, Jun Kyu Lee, Gibbeum Lee
  • Publication number: 20240091759
    Abstract: Disclosed herein is a method of depositing a transition metal single-atom catalyst including preparing a carbon carrier, and depositing a transition metal single-atom catalyst on the carbon carrier, in which the carbon carrier is surface-treated by an oxidation process, and wherein the deposition is carried out by an arc plasma process.
    Type: Application
    Filed: September 15, 2023
    Publication date: March 21, 2024
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jong Min KIM, Sang Hoon KIM, Chang Kyu HWANG, Seung Yong LEE, So Hye CHO, Jae Won CHOI
  • Publication number: 20240088416
    Abstract: An air supply control method of a fuel cell controls an amount of air supplied to the fuel cell according to an output of power required to be generated by the fuel cell. The method includes steps of: monitoring a charging level of a power storage device that stores power output from the fuel cell; modifying the amount of air supplied to the fuel cell on the basis of the monitored charging level of the power storage device; and controlling an air supply system that supplies air to the fuel cell on the basis of the modified amount of air supplied.
    Type: Application
    Filed: November 17, 2023
    Publication date: March 14, 2024
    Inventors: Seung Yoon Lee, Sae Byeok Seung, Jeong Kyu Park, Sang Chul Yeom
  • Publication number: 20240079174
    Abstract: A coil member according to an embodiment comprises: a substrate comprising a first surface and a second surface opposite to the first surface, and comprising a hole; a circuit pattern that is disposed on at least one of the first surface and the second surface and comprises a wiring pattern, a plating pattern, and a dummy pattern; and a protective layer that is disposed on the substrate and surrounds the circuit pattern, wherein the protective layer comprises a first protective layer disposed on the first surface and a second protective layer disposed on the second surface, the substrate comprises a first edge disposed on the outer edge of the substrate and a second edge surrounding the hole, and the substrate comprises a 1-1 region adjacent to the first edge, and a 1-2 region, wherein the 1-1 region is disposed between the first edge and the 1-2 region, a 1-1 protective layer is disposed on a first surface of the 1-1 region, a 1-2 protective layer is disposed on a first surface of the 1-2 region, and the thi
    Type: Application
    Filed: January 11, 2022
    Publication date: March 7, 2024
    Inventors: Sang Kyu LEE, Sung Yong PARK, Seung Jin LEE
  • Publication number: 20240076799
    Abstract: A wafer manufacturing method, an epitaxial wafer manufacturing method, and a wafer and epitaxial wafer manufactured thereby, are provided. The wafer manufacturing method enables the manufacture of a wafer with a low density of micropipe defects and minimum numbers of particles and scratches. The epitaxial wafer manufacturing method enables the manufacture of an epitaxial wafer that has low densities of defects such as downfall, triangular, and carrot defects, exhibits excellent device characteristics, and improves the yield of devices.
    Type: Application
    Filed: November 1, 2023
    Publication date: March 7, 2024
    Applicant: SENIC INC.
    Inventors: Jong Hwi PARK, Jung-Gyu KIM, Eun Su YANG, Byung Kyu JANG, Jung Woo CHOI, Yeon Sik LEE, Sang Ki KO, Kap-Ryeol KU
  • Patent number: 11920170
    Abstract: Disclosed are compositions and methods relating to variant alpha-amylases. The variant alpha-amylases are useful, for example, for starch liquefaction and saccharification, for cleaning starchy stains in laundry, dishwashing, and other applications, for textile processing (e.g., desizing), in animal feed for improving digestibility, and for baking and brewing.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: March 5, 2024
    Assignee: DANISCO US INC.
    Inventors: William Cuevas, Vivek Sharma, David E. Wildes, Sang-Kyu Lee, Dina Finan
  • Patent number: 11911152
    Abstract: An apparatus for estimating a concentration of an analyte includes an optical sensor configured to emit light toward an object and receive light reflected from the object; and a processor configured to obtain a ratio of an absorption coefficient to a scattering coefficient based on the received light, obtain a first absorption spectrum of the object based on the obtained ratio, obtain a second absorption spectrum by eliminating a scattering correction spectrum from the first absorption spectrum, the scattering correction spectrum corresponding to a nonlinear change in the scattering coefficient according to a wavelength of the emitted light, and estimate a concentration of an analyte based on the second absorption spectrum.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: February 27, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun Ho Lee, Sang Kyu Kim
  • Patent number: 11912710
    Abstract: The present disclosure relates to a novel PLK1 degradation inducing compound having a structure according to Formula I, a method for preparing the same, and the use thereof. The compounds of the present disclosure exhibit an effect of inducing PLK1 degradation. Therefore, the compounds of the present disclosure may be effectively utilized for preventing or treating PLK1-related diseases.
    Type: Grant
    Filed: August 10, 2022
    Date of Patent: February 27, 2024
    Assignee: UPPTHERA, INC.
    Inventors: Soo Hee Ryu, Im Suk Min, Han Kyu Lee, Seong Hoon Kim, Hye Guk Ryu, Keum Young Kang, Sang Youn Kim, So Hyun Chung, Jun Kyu Lee, Gibbeum Lee
  • Patent number: 11870746
    Abstract: Provided is a method for chatting messages by topic based on subscription channel reference in a server. The method may include: receiving a message transmission request from a first user terminal corresponding to a first user to a second user terminal corresponding to a second user; extracting a subscription channel to be referred to by parsing the received message; reading a corresponding client handler with reference to a subscription channel stored in a subscription channel storage; and transmitting a message to the first and second user terminals through the read client handler.
    Type: Grant
    Filed: April 1, 2022
    Date of Patent: January 9, 2024
    Inventors: Sang Kyu Lee, Jeen Hy Lee, Woo Jun Lee, Ha Rim Lee
  • Publication number: 20230408839
    Abstract: A coil member, according to an embodiment, comprises: a substrate comprising a first surface and a second surface that is opposite to the first surface; a wiring pattern disposed on the substrate; and a metal coating pattern which is connected to the wiring pattern, the metal coating pattern being thinner than the wiring pattern.
    Type: Application
    Filed: November 17, 2021
    Publication date: December 21, 2023
    Inventors: Sang Kyu LEE, Jung Hun OH, Chae Hwan YIM
  • Publication number: 20230332130
    Abstract: The present disclosure provides methods, compositions, apparatuses and kits comprising ALDC enzymes having a better stability and/or activity, and, optionally, the yield of ALDC enzymes which can be recovered from microorganisms is improved. In some embodiments, the present disclosure provides methods, apparatuses, compositions and kits for the use of metal ions to increase stability and/or activity, and which further can be used to recover the enzymes from microorganisms in improved yields.
    Type: Application
    Filed: March 17, 2023
    Publication date: October 19, 2023
    Inventors: Jacob Flyvholm Cramer, Lene Kragh, Anja Hemmingsen Kellett-Smith, Tove Bladt, Sang-Kyu Lee
  • Patent number: 11713371
    Abstract: The present invention relates to a polar functional group-partially introduced polymer, a preparation method therefor, and an organic electronic element adopting the same. The organic electronic element of the present invention has excellent photoelectric conversion efficiency and stability and is very advantageous in commercialization, by adopting the polar functional group-partially introduced polymer of the present invention.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: August 1, 2023
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Chang Eun Song, Won Suk Shin, Sang Jin Moon, Jong Cheol Lee, Sang Kyu Lee, Hang Ken Lee, Vu Van Doan, Shafket Rasool
  • Patent number: 11670623
    Abstract: A semiconductor package is provided. The semiconductor package includes a first substrate, a first semiconductor chip disposed on the first substrate, a heat sink structure comprising a lower heat sink pattern disposed on the first semiconductor chip, a metal film pattern disposed on the lower heat sink pattern, and an insulating film disposed on side walls of the lower heat sink pattern and side walls of the metal film pattern, an interposer disposed on the heat sink structure, and a solder ball which connects the heat sink structure and the interposer.
    Type: Grant
    Filed: January 22, 2021
    Date of Patent: June 6, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Myung Sam Kang, Sang Kyu Lee, Jin Gu Kim, Yong Koon Lee
  • Patent number: 11655417
    Abstract: The invention relates to a liquid-crystalline medium, in particular based on a mixture of polar compounds, and to the use thereof for an active-matrix display, in particular based on the VA, SA-VA, IPS, PS-IPS, FFS, PS-FFS, UB-FFS or PS-UB-FFS effect.
    Type: Grant
    Filed: April 27, 2020
    Date of Patent: May 23, 2023
    Assignee: MERCK PATENT GMBH
    Inventors: Su-Young Kim, Chang-Suk Choi, Jeong-Hee Sung, Ming Chou Wu, Sang-Kyu Lee
  • Publication number: 20230114245
    Abstract: A coil substrate according to an embodiment includes an insulating layer; a first coil pattern portion disposed on one surface of the insulating layer; a second coil pattern portion disposed on the other surface of the insulating layer; and a pad portion disposed on the one surface of the insulating layer and connected to the first coil pattern portion, wherein the first coil pattern portion includes: an inner coil pattern portion; and an outer coil pattern portion spaced apart from the inner coil pattern portion at a predetermined interval and disposed outside the inner coil pattern portion, wherein the pad portion is disposed between the inner coil pattern portion and the outer coil pattern portion.
    Type: Application
    Filed: March 12, 2021
    Publication date: April 13, 2023
    Inventors: Sang Kyu LEE, Hyung Kyu YOON, Seung Jin LEE
  • Patent number: 11565608
    Abstract: A system and method are arranged to control a low voltage DC converter of a fuel cell vehicle, in which, although a CAN communication timeout where the low voltage DC converter does not receive an off command from a vehicle control unit or a CAN communication failure occurs, when an output current of the low voltage DC converter is lowered by at least a predetermined value, the low voltage DC converter is turned off by itself by determining that a post-treatment operation of a fuel cell system is completed, and after the low voltage DC converter is turned off, a relay of a high voltage battery is opened, thereby preventing the relay of the high voltage battery from fusing.
    Type: Grant
    Filed: August 24, 2021
    Date of Patent: January 31, 2023
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Sang Kyu Lee, Tae Woo Kim, Se La Lim, Won Seok Jin
  • Publication number: 20220321513
    Abstract: Provided is a method for chatting messages by topic based on subscription channel reference in a server. The method may include: receiving a message transmission request from a first user terminal corresponding to a first user to a second user terminal corresponding to a second user; extracting a subscription channel to be referred to by parsing the received message; reading a corresponding client handler with reference to a subscription channel stored in a subscription channel storage; and transmitting a message to the first and second user terminals through the read client handler.
    Type: Application
    Filed: April 1, 2022
    Publication date: October 6, 2022
    Inventors: Sang Kyu LEE, Jeen Hy LEE, Woo Jun LEE, Ha Rim LEE