Patents by Inventor Hyung-Seok Lee

Hyung-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).

  • Patent number: 11421103
    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: Grant
    Filed: November 9, 2018
    Date of Patent: August 23, 2022
    Assignee: LG CHEM, LTD
    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: 11420497
    Abstract: The present invention relates to an air conditioner for a vehicle, which includes an air-conditioning case (200), and at least one door (100) mounted to be opened and closed at a predetermined position, wherein the door (100) is formed integrally with an arm pivot (140), and the arm pivot (140) includes a pin part, and ribs formed integrally with both sides of the pin part to reinforce rigidity of the pin part and offset noise. The air conditioner further includes distortion preventing parts formed on a rotary shaft to be dented and to be crossed to each other, thereby reducing a transformation rate of the door and securing accuracy of the pin part.
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: August 23, 2022
    Assignee: HANON SYSTEMS
    Inventors: Jong Su Kim, Seong Seok Han, Jeong Jae Lee, Hyung Joo Kim, Hun Sang Lee, Heon Hur, Beom Ki Kim
  • Patent number: 11397380
    Abstract: A critical dimension measurement system includes a voltage measurement circuit, a control circuit, and a critical dimension measurement circuit. The voltage measurement circuit may measure potentials of mask patterns of a photomask. The control circuit may include an information storage circuit for storing distribution information on the potentials of the mask patterns, measured by the voltage measurement circuit, and information on layout patterns corresponding to the mask patterns of the photomask. The critical dimension measurement circuit may be operated, by the control circuit, in a first measurement mode and a second measurement mode running for a shorter time than the first measurement mode, and measure critical dimensions of the mask patterns.
    Type: Grant
    Filed: November 6, 2020
    Date of Patent: July 26, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Won Joo Park, Hyung Joo Lee, Seuk Hwan Choi, Dong Seok Nam, Yoon Taek Han
  • Publication number: 20220231267
    Abstract: The present disclosure relates to an electrode for a secondary battery, including: an electrode current collector including a coated portion and a non-coated portion, and an active material layer located on the coated portion of the electrode current collector, wherein at least perforated portion is formed on the boundary surface between the coated portion and the non-coated portion.
    Type: Application
    Filed: November 23, 2020
    Publication date: July 21, 2022
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jaewon Moon, Ki Hoon Paeng, Hyung Seok Han, Sang Myeon Lee
  • Publication number: 20220218577
    Abstract: Provided is a cosmetic composition for blocking infrared rays and ultraviolet rays at the same time, the cosmetic composition including an inorganic material which blocks ultraviolet rays, an inorganic material which blocks infrared rays, and a dispersing agent.
    Type: Application
    Filed: March 31, 2020
    Publication date: July 14, 2022
    Applicant: COSMAX, INC.
    Inventors: Su Ji KIM, Jun Bae LEE, Hyung Taek LIM, Yong Seok JEON, Myeong Sam PARK
  • Publication number: 20220216455
    Abstract: The present disclosure relates to an electrode for a secondary battery and a method of manufacturing an electrode for a secondary battery. The electrode for a secondary battery according to one embodiment of the present disclosure includes an electrode current collector including a coated portion and an uncoated portion, an active material layer located on the coated portion of the electrode current collector, a dimple portion formed on the surface of the uncoated portion, and a plastic deformation layer formed on the surface of the dimple portion.
    Type: Application
    Filed: November 5, 2020
    Publication date: July 7, 2022
    Applicant: LG Energy Solution, Ltd.
    Inventors: Ki Hoon Paeng, Hyungkyun Yu, Sang Myeon Lee, Hyung Seok Han, Jaewon Moon
  • Publication number: 20220206404
    Abstract: The present invention provides an external additive for toner, selected from the group consisting of tin oxide fine particles, complex tin oxide fine particles, and a mixture of the same fine particles, wherein the fine particles are (?) charged fine particles having an energy band gap of 3.2 to 3.6 eV, an electronegativity value (?) of 15 to 18, and a Blow-Off charge amount (uC/g) of ?100 to ?150. The external additive for toner of the present invention can: replace nano-sized titanium dioxide which has been conventionally used as an external additive for toner; guarantee general consumers using image devices as well as workers in the image industry safety from the harmful influences that may be generated upon exposure to the nano-sized titanium dioxide detached from the surface of a toner in use; and be safe for the human body.
    Type: Application
    Filed: April 16, 2020
    Publication date: June 30, 2022
    Applicant: SUKGYUNG AT CO., LTD.
    Inventors: Hyung Jun LIM, Young Chul YOU, O Sung KWON, Jin Seop KIM, Sang Gon KIM, Eun Young SONG, So Yeon LEE, Yong Gu YOO, Hyeon Seok CHOI
  • Publication number: 20220189845
    Abstract: Provided is a heat dissipating substrate including a diamond substrate, wherein an upper portion of the diamond substrate has a concave-convex structure including recessed regions that are spaced apart from each other, and insulation patterns that fill the recessed regions. The insulation patterns include at least one of silicon carbide, silicon nitride, silicon oxide, aluminum nitride, and aluminum oxide.
    Type: Application
    Filed: November 3, 2021
    Publication date: June 16, 2022
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyung Seok Lee, Sung-Bum Bae
  • Patent number: 11304044
    Abstract: Disclosed herein are a Bluetooth connection device and method based on estimation of a relative angle. The Bluetooth connection method based on estimation of a relative angle is performed by a Bluetooth connection device based on estimation of a relative angle, and includes estimating relative angles using relative angle estimation information included in packets received from one or more communication target devices that are scanned for a Bluetooth connection, determining a communication target device with which a communication link is to be established based on the estimated relative angles, and establishing a communication link through a Bluetooth connection to the determined communication target device, and reestablishing the communication link to any one of additional communication target devices, relative angles of which have been estimated, depending on a change in a relative angle to the communication target device with which the communication link has been established.
    Type: Grant
    Filed: August 14, 2020
    Date of Patent: April 12, 2022
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jae-Ho Lee, Do-Hyung Kim, Jin-Kyeong Kim, Cheol Ryu, Hyung-Seok Lee
  • Publication number: 20210338019
    Abstract: A reusable towel dispenser includes a reusable towel holding compartment including multiple reusable towels stored in a non-structured manner. The dispenser also includes a reusable towel output of the reusable towel holding compartment, the reusable towel output being configured to enable a reusable towel of a group of non-structured reusable towels to be accessed and pulled, from the reusable towel holding compartment, out of the reusable towel dispenser. The dispenser further includes a reusable towel input of the reusable towel holding compartment, the reusable towel input being configured to allow a group of non-structured reusable towels to be concurrently loaded in the reusable towel holding compartment.
    Type: Application
    Filed: July 15, 2021
    Publication date: November 4, 2021
    Inventors: Steven Krengel, Hyung Seok Lee, Marianne Grisdale, James Dangora
  • Publication number: 20210058757
    Abstract: Disclosed herein are a Bluetooth connection device and method based on estimation of a relative angle. The Bluetooth connection method based on estimation of a relative angle is performed by a Bluetooth connection device based on estimation of a relative angle, and includes estimating relative angles using relative angle estimation information included in packets received from one or more communication target devices that are scanned for a Bluetooth connection, determining a communication target device with which a communication link is to be established based on the estimated relative angles, and establishing a communication link through a Bluetooth connection to the determined communication target device, and reestablishing the communication link to any one of additional communication target devices, relative angles of which have been estimated, depending on a change in a relative angle to the communication target device with which the communication link has been established.
    Type: Application
    Filed: August 14, 2020
    Publication date: February 25, 2021
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jae-Ho LEE, Do-Hyung KIM, Jin-Kyeong KIM, Cheol RYU, Hyung-Seok LEE
  • Patent number: 10898126
    Abstract: The present invention provides a triple fusion imaging device for sentinel lymphadenectomy for laparoscopic surgery including: a composite laparoscope for near infrared ray/gamma ray/visible ray acquisition configured to acquire triple images of a gamma ray from a gamma ray radioactive material injected to a diseased part, a visible ray, and a near infrared ray; an optical fiber configured to transmit the triple images acquired from the composite laparoscope; an optical source configured to generate a white light for acquiring a visible image through the optical fiber and a near infrared ray excitation light for acquiring a near infrared ray image by exciting a near infrared ray emitting fluorescence material at the disease part; an optical-to-electrical conversion module configured to separate individual images of the visible ray, near infrared ray and gamma ray from the triple images delivered through the optical fiber and then respectively convert the individual images to electrical signals; a matching uni
    Type: Grant
    Filed: January 26, 2016
    Date of Patent: January 26, 2021
    Assignees: EULJI UNIVERSITY INDUSTRY ACADEMY COOPERATION FOUNDATION, SAMSUNG LIFE PUBLIC WELFARE FOUNDATION, KOREA INSTITUTE OF RADIOLOGICAL & MEDICAL SCIENCE
    Inventors: Seong Jong Hong, Han Gyu Kang, Gun Chul Hong, Hyung Seok Lee, Kyeong Min Kim, Ho Young Lee, Seung Hoon Lee, Jong Hun Lee
  • Patent number: 10784179
    Abstract: A method for fabricating a semiconductor device includes sequentially laminating a separation layer and a first substrate layer on a sacrificial substrate, and forming a heat dissipation plate comprising a first region and a second region on the first substrate layer. The method further includes removing the sacrificial substrate and the separation layer, and patterning the first substrate layer to form a first substrate exposing the heat dissipation plate in the second region and contacting the heat dissipation plate in the first region, and forming a first element on the first substrate. The method still further includes forming a plurality of conductive pads disposed on the heat dissipation plate in the second region and a first line connecting at least one of the plurality of conductive pads to the first element, and forming a second element on the conductive pads in the second region.
    Type: Grant
    Filed: April 3, 2020
    Date of Patent: September 22, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Hyung Seok Lee, Zin-Sig Kim, Sung-Bum Bae
  • Patent number: 10778964
    Abstract: A method of controlling a vehicle display apparatus may include generating a user image as information on a user sitting on a seat corresponding to the display apparatus, extracting a midpoint between two eyes of the user from the user image and monitoring a position of the midpoint, and changing an output mode or an output area of the display apparatus in correspondence with the monitored position of the midpoint.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: September 15, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Hyung Seok Lee, Ju Hyuk Kim
  • Publication number: 20200235028
    Abstract: Provided are a semiconductor device and a method for fabricating the same. The semiconductor device includes a heat dissipation plate including a first region and a second region, a first element disposed on the heat dissipation plate in the first region, and a second element disposed on the heat dissipation plate in the second region.
    Type: Application
    Filed: April 3, 2020
    Publication date: July 23, 2020
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyung Seok LEE, Zin-Sig KIM, Sung-Bum BAE
  • Patent number: 10651107
    Abstract: Provided are a semiconductor device and a method for fabricating the same. The semiconductor device includes a heat dissipation plate including a first region and a second region, a first element disposed on the heat dissipation plate in the first region, and a second element disposed on the heat dissipation plate in the second region. The first element includes a first substrate, the second element includes a second substrate, the first substrate includes a material different from a material of the second substrate, the first substrate contacts the heat dissipation plate, and the second element is bonded to the heat dissipation plate in a flip-chip bonding manner.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: May 12, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyung Seok Lee, Zin-Sig Kim, Sung-Bum Bae
  • Patent number: 10608102
    Abstract: Provided is a semiconductor device including a substrate in which an insulation layer is disposed between a first semiconductor layer and a second semiconductor layer, a through-hole penetrating through the substrate, the through-hole having a first hole penetrating through the first semiconductor layer and a second hole penetrating through the insulation layer and the second semiconductor layer from a bottom surface of the first hole, an epi-layer disposed inside the through-hole, a drain electrode disposed inside the second hole and contacting one surface of the epi-layer, and a source electrode and a gate electrode which are disposed on the other surface of the epi-layer.
    Type: Grant
    Filed: September 20, 2018
    Date of Patent: March 31, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Hokyun Ahn, Min Jeong Shin, Jeong Jin Kim, Hae Cheon Kim, Jae Won Do, Byoung-Gue Min, Hyung Sup Yoon, Hyung Seok Lee, Jong-Won Lim, Sungjae Chang, Hyunwook Jung, Kyu Jun Cho, Dong Min Kang, Dong-Young Kim, Seong-Il Kim, Sang-Heung Lee, Jongmin Lee, Hong Gu Ji
  • Patent number: 10585495
    Abstract: Disclosed herein is an apparatus for controlling an embedded device, through which the embedded device may be controlled in a host computer in real time. The apparatus for controlling an embedded device includes a host computer connected with a monitor, a mouse, and a keyboard; an embedded device; and a connection module for connecting the host computer with the embedded device such that a first task window for controlling the host computer and a second task window for controlling the embedded device are displayed on the monitor.
    Type: Grant
    Filed: June 15, 2017
    Date of Patent: March 10, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Seok-Jin Yoon, Do-Hyung Kim, Cheol Ryu, Jae-Ho Lee, Hyung-Seok Lee, Hyun-Woo Cho, Kyung-Hee Lee
  • Patent number: 10510276
    Abstract: An apparatus for controlling a display of a vehicle includes a camera obtaining a face image of a driver, a sensor sensing a location of a seat on which the driver is seated, and a controller. The controller is configured to determine a location of an eye of the driver based on the face image and the location of the seat and to correct a projection location of a virtual image projected onto a display device based on the location of the eye. The apparatus allows the virtual image to be accurately matched with a road by changing the projection location of a virtual image depending on the height of a driver's eye, thereby providing the driver with an undistorted image.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: December 17, 2019
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventor: Hyung Seok Lee
  • Patent number: RE49145
    Abstract: A method of performing a read operation on nonvolatile memory device comprises receiving a read command, receiving addresses, detecting a transition of a read enable signal, generating a strobe signal based on the transition of the read enable signal, reading data corresponding to the received addresses, and outputting the read data after the strobe signal is toggled a predetermined number of times.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: July 19, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chul Bum Kim, Hyung Gon Kim, Chul Ho Lee, Hong Seok Chang