Patents by Inventor Won Seok Lee

Won 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: 20210291508
    Abstract: An autoclave includes a case, a chamber disposed inside the case, a cassette disposed inside the chamber, and a plurality of light sources mounted inside the cassette.
    Type: Application
    Filed: March 9, 2021
    Publication date: September 23, 2021
    Inventors: Jung Kyu LEE, Ho Yun Byun, Won-Seok Kim, Jong Deok Park, Jung Hoon Shin, Sun Ok Oh, Ae Ly Oh
  • Publication number: 20210292538
    Abstract: The present invention relates to a method for preparing a graft copolymer powder, which includes: performing emulsion polymerization of a conjugated diene polymer, an aromatic vinyl monomer and an alkyl (meth)acrylate monomer to prepare a graft copolymer latex; coagulating the graft copolymer latex; aging the coagulated graft copolymer; preparing a wet powder of the graft copolymer by dehydrating the aged graft copolymer; and adding poly(oxyalkylene)diglycolic acid to the wet powder of the graft copolymer.
    Type: Application
    Filed: November 9, 2018
    Publication date: September 23, 2021
    Inventors: Jong Ju LEE, Jeong Su CHOI, Won Seok LEE, Roo Da LEE, Ho Hoon KIM, Keun Hoon YOO, Seok Goo JANG, Sang Hoo PARK, Hye Jeong OK, Hyung Seop SHIM
  • Patent number: 11127570
    Abstract: A plasma source device includes a pair of divided electrodes including a first divided electrode and a second divided electrode spaced apart from each other and electrically coupled to each other; and a ferrite structure comprising a portion interposed the first divided electrode and the second divided electrode.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: September 21, 2021
    Assignee: Research and Business Foundation Sungkyunkwan University
    Inventors: Geun Young Yeom, Ki Hyun Kim, Ki Seok Kim, You Jin Ji, Jin Woo Park, Doo San Kim, Won Oh Lee, Chang Hoon Song, Ji Young Byun, Ji Soo Oh, Hyun Woo Tak
  • Publication number: 20210286589
    Abstract: An electronic device is provided. The electronic device includes a housing, a touchscreen display exposed through a first portion of the housing, a microphone disposed at a second portion of the housing, a speaker disposed at a third portion of the housing, a memory disposed inside the housing, a processor disposed inside the housing, and electrically connected to the display, the microphone, the speaker, and the memory. The memory is configured to store a plurality of application programs, each of which includes a graphic user interface (GUI).
    Type: Application
    Filed: May 27, 2021
    Publication date: September 16, 2021
    Inventors: In Jong RHEE, Ji Min LEE, Sang Ki KANG, Han Jun KU, Sung Pa PARK, Jang Seok SEO, In Wook SONG, Won Ick AHN, Kyoung Gu WOO, Ji Soo YI, Chang Kyun JEON, Ho Jun JAYGARL, Il Hwan CHOI, Yoo Jin HONG, Ji Hyun KIM, Jae Yung YEO
  • Patent number: 11120975
    Abstract: An ion-beam etching apparatus includes: a plasma chamber configured to generate plasma from process gas in the plasma chamber; at least one plasma valve coupled to the plasma chamber; an ion-beam source in communication with the plasma chamber, wherein the ion-beam source is configured to extract ions from the plasma and generate ion-beams when a bias is applied to the ion-beam source; an etching chamber in communication with the ion-beam source, and configured to accommodate an object to be etched; at least one etching valve coupled to the etching chamber; and at least one exhausting pump connected to either one or both of the plasma chamber and the etching chamber by the plasma valve and the etching valve, respectively, wherein the at least one exhausting pump is configured to receive and exhaust radicals in either one or both of the plasma chamber and the etching chamber by the plasma valve and the etching valve, respectively.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: September 14, 2021
    Assignee: Research and Business Foundation Sungkyunkwan University
    Inventors: Geun Young Yeom, Jin Woo Park, Doo San Kim, Jong Sik Oh, Da In Sung, You Jin Ji, Won Oh Lee, Mu Kyeom Mun, Kyung Chae Yang, Ki Seok Kim, Ji Soo Oh, Ki Hyun Kim
  • Patent number: 11118792
    Abstract: An air conditioner includes a housing, a heat exchanger arranged to exchange heat with air flowing into the housing, a blower fan arranged inside the housing for discharging air that has exchanged heat with the heat exchanger to the outside and a discharging plate having an opening formed to discharge air blown from the blower fan out of the housing, and a plurality of discharging holes formed to discharge air to surroundings of the opening, wherein the discharging plate is arranged to discharge the air that has exchanged heat by the heat exchanger out of the housing, and wherein the discharging plate is made of metal. By such configuration, air conditioner increase user satisfaction.
    Type: Grant
    Filed: July 14, 2016
    Date of Patent: September 14, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Won-Hee Lee, Jong Whal Kim, Jin-Gyun Kim, Yeon-Seob Yun, Jun Seok Kwon, Sung Jae Kim, Chang-Woo Jung, Ji Hong Kim, Moon Sun Shin, Seung Won Oh, Sang Ki Yoon, Chang Sik Lee, Jae Rim Jung, Seong Deok Cheon, Sung Hyun Chun, Weon Seok Choi
  • Patent number: 11110401
    Abstract: In one exemplary embodiment of the present invention, there are provided a method of hydrophilizing a porous membrane which includes treating a porous membrane with plasma in the presence of a mixed gas containing sulfur dioxide (SO2) and oxygen (O2), and a method of preparing an ion-exchange membrane using the same.
    Type: Grant
    Filed: October 11, 2019
    Date of Patent: September 7, 2021
    Assignees: W-SCOPE KOREA CO., LTD., W-SCOPE CHUNGJU PLANT CO., LTD.
    Inventors: Kyung Seok Yoon, Byung Hyun Kim, Won Sun Ryoo, Myung Su Jung, Bom Yi Lee
  • Patent number: 11108347
    Abstract: The present disclosure relates to a motor rotor control device and method capable of reducing noise caused by the alignment of a motor rotor, and securing stability of staring a motor. The motor rotor control device in accordance with an embodiment of the present disclosure includes a motor having a rotor; an inverter for supplying a three-phase alternating-current voltage to the motor; and a control unit for estimating the initial location of the rotor upon the initial driving of the motor, correcting the location of the rotor by a predetermined angle from the estimated initial location, and then driving the motor.
    Type: Grant
    Filed: August 28, 2017
    Date of Patent: August 31, 2021
    Assignee: Hanon Systems
    Inventors: Pureunsam Park, Ho Bin Im, Sang Hun Kim, Won Seok Kim, Tae Wan Kim, Sung Joon Lee
  • Publication number: 20210239693
    Abstract: Provided is a biomaterial detection sensor. The biomaterial detection sensor comprises a substrate and a detection probe including a metal nanoparticle deposited on the substrate, and an erythrocyte membrane conformally covering the metal nanoparticle, wherein the detection probe may selectively react with fibrinogen.
    Type: Application
    Filed: April 19, 2021
    Publication date: August 5, 2021
    Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION, SEJONG CAMPUS
    Inventors: Jin Sung PARK, Seong Jae JO, Joo Hyung PARK, Won Seok LEE, Heon Jeong LEE, Dae Sung YOON, Gyu Do LEE, In Su KIM
  • Publication number: 20210115242
    Abstract: The present invention provides a thermoplastic resin composition which includes: A-1) a first copolymer including a first conjugated diene-based polymer, an alkyl (meth)acrylate-based monomer unit, and an aromatic vinyl-based monomer unit, wherein the first conjugated diene-based polymer has an average particle diameter of 0.05 to 0.2 ?m; A-2) a second copolymer including a second conjugated diene-based polymer, an alkyl (meth)acrylate-based monomer unit, and an aromatic vinyl-based monomer unit, wherein the second conjugated diene-based polymer has an average particle diameter of 0.23 to 0.5 ?m; B) a third copolymer including an alkyl (meth)acrylate-based monomer unit and an aromatic vinyl-based monomer unit; and C) a plasticizer having a viscosity of 700 to 10,000 cP, wherein the plasticizer is included at 0.3 to 5 wt %. The thermoplastic resin composition is excellent in all of transparency, impact resistance, and flowability.
    Type: Application
    Filed: September 5, 2019
    Publication date: April 22, 2021
    Inventors: Jeong Su CHOI, Keun Hoon YOO, Won Seok LEE, Roo Da LEE, Jong Ju LEE
  • Publication number: 20210102505
    Abstract: A compression-release engine brake for opening an exhaust valve at an end of a compression stroke for performing braking function includes: an exhaust rocker arm, a valve bridge that is connected to a pair of exhaust valves, and of which a pair of rotation preventers protruded outward are formed the valve bridge, a socket module includes a housing in which a first space where the engine brake oil flows in and a second space where the engine brake oil is exhausted and a reset valve is disposed are formed, and the socket module whose length become longer relatively according to the inflow of the engine brake oil, and a reset guide module selectively pushing the reset valve to exhaust the engine brake oil inside the housing.
    Type: Application
    Filed: August 17, 2020
    Publication date: April 8, 2021
    Inventors: Jae Hee JEON, Won Seok LEE
  • Patent number: 10941289
    Abstract: A graft copolymer, a thermoplastic resin composition including the graft copolymer, and a method of preparing the thermoplastic resin composition are described herein. A graft copolymer having a shell in which silica modified with a specific compound is dispersed within a specific content range, a thermoplastic resin composition including the graft copolymer, and a method of preparing the thermoplastic resin composition are also described herein. Since silica modified with a specific compound is dispersed in the periphery of rubber particles, that is, in the shell of the graft copolymer, the dispersibility of the graft copolymer may be improved. Therefore, the graft copolymer may have transparency equal to or better than a conventional graft copolymer. In addition, compared to a resin composition having an equivalent rubber content, the thermoplastic resin composition described herein may have excellent physical properties, such as impact strength and tensile strength.
    Type: Grant
    Filed: September 4, 2018
    Date of Patent: March 9, 2021
    Assignee: LG Chem, LTD.
    Inventors: Hyung Seop Shim, Won Seok Lee, Seok Goo Jang, Sang Hoo Park, Hye Jeong Ok, Jeong Su Choi, Keun Hoon Yoo, Roo Da Lee, Ho Hoon Kim, Jong Ju Lee
  • Patent number: 10939556
    Abstract: An electronic component embedded substrate includes first insulating layer having a first through portion; a first electronic component disposed in the first through portion; a second insulating layer disposed on the first insulating layer and having a second through portion; a second electronic component disposed in the second through portion; and an insulating material covering at least a portion of each of the first electronic component and the second electronic component. The first through portion and the second through portion intersect, such that a portion of the first through portion and a portion of the second through portion overlap each other, on a plane.
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: March 2, 2021
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jae Sung Sim, Ho Hyung Ham, Won Seok Lee
  • Patent number: 10932368
    Abstract: A substrate-embedded electronic component includes a first core layer, a first through-portion penetrating the first core layer, a first electronic component disposed in the first through-portion, an encapsulant disposed in at least a portion of the first through-portion, and covering at least a portion of the first electronic component, a second core layer disposed on the encapsulant, and a first through-via penetrating the second core layer, wherein the first through-via is connected to the first electronic component.
    Type: Grant
    Filed: February 26, 2020
    Date of Patent: February 23, 2021
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ha Yong Jung, Ho Hyung Ham, Jae Sung Sim, Won Seok Lee
  • Publication number: 20210047301
    Abstract: Provided is a 2-cyanopyrimidin-4-yl carbamate or urea derivative or pharmaceutically acceptable salt thereof, a process for the preparation thereof, and a pharmaceutical composition comprising the same. The 2-cyanopyrimidin-4-yl carbamate or urea derivative or pharmaceutically acceptable salt thereof selectively inhibits cathepsin K and therefore can be usefully applied for preventing or treating osteoporosis.
    Type: Application
    Filed: March 20, 2019
    Publication date: February 18, 2021
    Applicant: HANLIM PHARMACEUTICAL CO., LTD.
    Inventors: Kyung-Hee KIM, Jung-Wook CHIN, Ji-Hoon LEE, Shin-Ae KIM, Kyung-Jin JUNG, Jun-Woo KIM, Sang-Hyun MIN, Ji-Hoon YU, Ju-Suk LEE, Won-Seok LEE, Jae-Young SONG, Eung-Seok LEE, Tae-Cheon JEONG, Jung-Ae KIM
  • Patent number: 10904436
    Abstract: An electronic device includes an image sensor including an image generator configured to generate and output a pixel image, an image processing device configured to process the pixel image, and a storage unit configured to store the pixel image, and an application processor configured to generate a mode setting signal and configured to transmit the generated mode setting signal to the image processing device. The image processing device is configured to generate a plurality of path selection signals for selecting a path to use by the image processing device to process the pixel image, based on the mode setting signal. The image processing device selects a compression ratio for the pixel image based on at least one of an input signal of a user, an analysis result of the pixel image, and a motion signal of the image sensor, and compresses the pixel image based on the selected compression ratio.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: January 26, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jae Sung Heo, Kyung Ho Kim, Won Seok Lee
  • Publication number: 20200322121
    Abstract: A method and an apparatus for estimating synchronization of a broadcast signal in a time domain using a synchronization estimation signal through steps of: performing a correlation operation using a correlation window on a plurality of synchronization estimation signals separated to a plurality of paths and outputting a plurality of correlated signals; delaying the plurality of correlated signals to output a plurality of delayed signals; and estimating the synchronization using the plurality of delayed signals are provided.
    Type: Application
    Filed: April 3, 2020
    Publication date: October 8, 2020
    Inventors: Myung-Sun BAEK, Sang-Jung RA, Byungjun BAE, Yong Seong CHO, Hyoung Kyu SONG, Won-Seok LEE
  • Publication number: 20200270442
    Abstract: The present invention relates to a matrix copolymer including a cellulose nanocrystal derivative, an alkyl (meth)acrylate-based monomer unit, an aromatic vinyl-based monomer unit, and a vinyl cyan-based monomer unit; a graft copolymer including a cellulose nanocrystal derivative, a conjugated diene-based polymer, an alkyl (meth)acrylate-based monomer unit, an aromatic vinyl-based monomer unit, and a vinyl cyan-based monomer unit; and a thermoplastic resin composition including at least one thereof. In accordance with the present invention, provided is a thermoplastic resin composition having improved processability, impact strength, tensile strength and chemical resistance while maintaining transparency.
    Type: Application
    Filed: May 14, 2019
    Publication date: August 27, 2020
    Inventors: Hye Jeong OK, Seok Goo JANG, Sang Hoo PARK, Hyung Seop SHIM, Jeong Su CHOI, Keun Hoon YOO, Won Seok LEE, Roo Da LEE, Ho Hoon KIM, Jong Ju LEE
  • Publication number: 20200270552
    Abstract: The present invention relates to a beer-making device which allows to produce beer, in which yeast is alive, directly on the ground for sale without expert knowledge and can produce various kinds of beer at once, automatically, cheaply and easily, without the possibility of contamination due to contact with the external environment.
    Type: Application
    Filed: September 17, 2018
    Publication date: August 27, 2020
    Applicant: INTHEKEG, INC.
    Inventors: Won Seok LEE, Chang Hun JEONG, Taeil KANG, Byunggyu KANG, Seungchul LEE, Yoonsang KIM
  • Patent number: D929941
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: September 7, 2021
    Inventors: Byung Il Cho, Sang Loul Lee, Young Jin Lee, Won Seok Heo