Patents by Inventor Hyun-jae Lee

Hyun-jae 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: 20210317110
    Abstract: The present technology provides triazolone derivatives or pharmaceutically acceptable salts thereof, preparation processes thereof, pharmaceutical compositions comprising the same, and the use thereof. The triazolone derivatives or their pharmaceutically acceptable salts exhibit selective inhibitory activity on VAP-1 and therefore can be usefully applied, e.g. for the treatment and prophylaxis of nonalcoholic hepatosteatosis (NASH).
    Type: Application
    Filed: March 22, 2021
    Publication date: October 14, 2021
    Applicant: YUHAN CORPORATION
    Inventors: Tae Dong HAN, Hee Jae TAK, Eun Kyung KIM, Su Bin CHOI, Sol PARK, Dong Hoon KIM, So Young KIM, Hyun Ho CHOI, Tae Wang KIM, Mi Kyeong JU, Na Ry HA, Eui Chul LEE
  • Publication number: 20210318730
    Abstract: A display device includes: a substrate; a first sensor electrode and a second sensor electrode disposed on the substrate; an antenna electrically separated from the first sensor electrode to transmit and receive radio frequency signals; and an antenna feed line electrically connected to the antenna pattern.
    Type: Application
    Filed: January 21, 2021
    Publication date: October 14, 2021
    Inventors: Hyun Jae LEE, Jang Hui KIM, Kang Won LEE, Sang Chul LEE
  • Publication number: 20210314276
    Abstract: Provided are a system and method for controlling a workflow across domains on the basis of a hierarchical engine framework. Inventive workflow control makes it possible to configure a flexible hierarchical engine framework and provide a workflow service with low latency. Also, the system and method make it possible to control a workflow by building an engine and a data pipeline across domains.
    Type: Application
    Filed: June 16, 2021
    Publication date: October 7, 2021
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Tae Wan YOU, Yeon Hee LEE, Cheol Sig PYO, Yong Geun HONG, Min Suk KIM, Woong Shik YOU, Seong Ik CHO, Hyun Joong KANG, Kwi Hoon KIM, Hyun Jae KIM, Ho Sung LEE, Jung Ha HONG
  • Publication number: 20210303122
    Abstract: A display device includes a first sensing cell located in a display area; a first sensing line extending toward a non-display area from the first sensing cell; a second sensing cell most adjacent to the first sensing cell in a first direction in the display area; a second sensing line extending toward the non-display area from the second sensing cell; a multiplexer located in the non-display area, the multiplexer is connected to the first sensing line, the multiplexer is not connected to the second sensing line; a first pad connected to the multiplexer through a first multiplexer line; and a second pad connected to the second sensing line.
    Type: Application
    Filed: February 3, 2021
    Publication date: September 30, 2021
    Inventors: Gwang Bum KO, Heon Seok LEE, Hyun Jae LEE, So Young PARK
  • Publication number: 20210292731
    Abstract: The present disclosure relates to a composition for producing tagatose, comprising fructose-6-phosphate-4-epimerase, and a method of producing tagatose using the same.
    Type: Application
    Filed: March 30, 2018
    Publication date: September 23, 2021
    Inventors: Sung Jae YANG, Hyun Kug CHO, Young Mi LEE, Seong Bo KIM
  • Patent number: 11125504
    Abstract: A cold crucible structure according to an embodiment of the present invention includes a cold crucible structure according to an embodiment of the present invention includes: a cold crucible unit including hollow top and bottom caps, a plurality of segments connecting the top cap and the bottom cap, slits disposed between the segments, and a reaction area surrounded by the segments; and an induction coil unit disposed to cover the outer side of the cold crucible unit and disposed across the longitudinal directions of the segments and the slits, in which the diameter of the reaction area is defined as a crucible diameter, the crucible diameter is 100 to 300 mm, and a width of each of the slits is defined by d slit ? 0.3 × ? 50 (mm)(where dslit is the width of each of the slits and Ø is the crucible diameter).
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: September 21, 2021
    Assignee: Korea Institute of Industrial Technology
    Inventors: Byung Moon Moon, Hyun Jae Lee, Hyun Do Jung
  • Patent number: 11117765
    Abstract: An image forming apparatus is provided. The image forming apparatus includes a paper-feed unit, a developing unit to form an image in a printing medium, an insertion unit including first and second rollers configured to insert the printing medium conveyed from the paper-feed unit into the developing unit, and a guide unit rotatably disposed about a rotation shaft of the first roller and configured to guide the printing medium moving from the paper-feed unit to the insertion unit and selectively press the first roller to the second roller.
    Type: Grant
    Filed: February 28, 2018
    Date of Patent: September 14, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Seung Sup Lee, Hyun Woo Kim, Young Kee Cho, Yong Jae Kim
  • Patent number: 11114682
    Abstract: A method for controlling a fuel cell system is provided. The method includes upon start of a fuel cell stack, obtaining a flow rate of air supplied into a cathode after an air regulator for regulating the air supplied into the cathode is opened. A sealing state of the fuel cell stack is then determined based on the obtained flow rate of the air.
    Type: Grant
    Filed: February 27, 2019
    Date of Patent: September 7, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Hyun Jae Lee, Sun Heum Baek
  • Publication number: 20210263606
    Abstract: A display device includes: a substrate; a display layer on the substrate and including light emitting elements to emit light; a sensor electrode layer on the display layer and including sensor electrodes and sensor lines connected to the sensor electrodes; and a circuit board including sensor circuit lines electrically connected to the sensor lines and radio signal lines that form coupling capacitors with the sensor circuit lines.
    Type: Application
    Filed: December 17, 2020
    Publication date: August 26, 2021
    Inventor: Hyun Jae LEE
  • Patent number: 11098294
    Abstract: The present invention relates to methods of treating or preventing inflammation with a peptide having anti-inflammatory activity, wherein the peptide consists of the amino acid sequence of SEQ ID NO: 101. According to the present invention, the peptide of SEQ ID NO: 101 has outstanding efficacy in both suppressing inflammation and in prophylactic means. Therefore, the method comprising administration of the peptide of this invention can be used in anti-inflammatory pharmaceutical or cosmetic applications, in turn, treating and preventing a variety of different types of inflammatory diseases.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: August 24, 2021
    Assignee: GemVax & KAEL Co., Ltd.
    Inventors: Sang Jae Kim, Kyung Hee Kim, Kyu-Yong Lee, Seong-Ho Koh, Bum Joon Kim, Hyun-Hee Park, Sung Jin Huh, Woo Jin Lee, Hwain Jang, Jung Soon Ha
  • Patent number: 11094693
    Abstract: A semiconductor device includes circuit active fin lines and circuit gate lines intersecting each other in a circuit active region, dummy active fin lines and dummy gate lines intersecting each other in a dummy active region, the active fin lines and the dummy active fin lines having same width and pitch, and the circuit gate lines and the dummy gate lines having same width and pitch, wherein at least some of the dummy active fin lines are aligned with and collinear with respective circuit active fin lines, and at least some of the dummy gate lines are aligned with and collinear with respective circuit gate lines.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: August 17, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: In Wook Oh, Jae Seok Yang, Jong Hyun Lee, Hyun Jae Lee, Sung Wook Hwang
  • Patent number: 11088375
    Abstract: A fuel cell purging method is provided to effectively prevent fuel cell deterioration and degradation of durability of the fuel cell by performing hydrogen purging at a point in time at which negative pressure of an anode peaks after a fuel cell vehicle is stopped. The fuel cell purging method includes stopping the driving of a fuel cell vehicle and continuously measuring pressure of an anode of a fuel cell after the fuel cell vehicle is stopped. Additionally, hydrogen is supplied to the anode when the measured pressure of the anode reaches a negative pressure peak time point.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: August 10, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Hyun Jae Lee, Jong Hyun Lee, Deuk Kuen Ahn, Yei Sik Jeon
  • Patent number: 11067723
    Abstract: An optical touch film includes a sensor layer, an optical film, an adhesive layer, a separation layer, and a refractive insulating layer. The sensor layer includes touch electrodes forming a sensor. The adhesive layer is between the sensor layer and the optical film. The separation layer is on a surface of the sensor layer. The separation layer includes an organic polymer material. The refractive insulating layer is on the touch electrodes. A refractive index of the refractive insulating layer is greater than a refractive index of the separation layer.
    Type: Grant
    Filed: January 15, 2020
    Date of Patent: July 20, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: In Nam Lee, Young Seok Yoo, Kang Won Lee, Hyun Jae Lee, Seung Hwan Chung
  • Publication number: 20210165519
    Abstract: An input sensing device includes a first base layer, a plurality of first sensing electrodes, a plurality of second sensing electrodes, a plurality of third sensing electrodes, and a plurality of fourth sensing electrodes. The first sensing electrodes are arranged on the first base layer along a first direction. The second sensing electrodes are arranged on the first base layer in different rows from the first sensing electrodes. The third sensing electrodes are arranged on the second sensing electrodes along a second direction different from the first direction. The third sensing electrodes overlap the second sensing electrodes. The fourth sensing electrodes are arranged on the same layer as the third sensing electrodes and overlap the first sensing electrodes. A constant voltage is applied to the third sensing electrodes during a touch pressure sensing operation.
    Type: Application
    Filed: January 19, 2021
    Publication date: June 3, 2021
    Inventors: In Nam Lee, Young Sik Kim, Hyun Jae Lee, Mi Young Kim, Sung Hwan Kim, Chang Bum Kim, Hyung Chul Kim
  • Publication number: 20210151784
    Abstract: The present disclosure relates to an apparatus and a method for controlling a concentration of exhaust hydrogen in a fuel cell system. The apparatus may include an air exhaust valve for discharging hydrogen from a cathode in a fuel cell stack to an outside environment through an air exhaust line, an air compressor for supplying ambient air to the air exhaust line, an air cut-off valve for blocking air supplied to the cathode, and a controller that opens the air exhaust valve and drives the air compressor when starting to supply hydrogen to the fuel cell stack, and opens the air cut-off valve such that a concentration of the hydrogen discharged from the cathode is reduced by air in the air exhaust line when the hydrogen supply is completed.
    Type: Application
    Filed: July 13, 2020
    Publication date: May 20, 2021
    Inventors: Jae Ho HAN, Jae Won JUNG, Jai Hyun AHN, Dae Jong KIM, Hyun Jae LEE
  • Publication number: 20210117047
    Abstract: A touch sensor for a display device includes: a base layer including first and second sensing regions adjacent to each other in a first direction and a non-sensing region surrounding at least one side of each of the first and second sensing regions; first sensors disposed in each of the first and second sensing regions, the first sensors being arranged along a second direction intersecting the first direction, the first sensors being electrically connected to each other along the second direction; second sensors disposed in each of the first and second sensing regions, the second sensors being arranged along the first direction, the second sensors being electrically connected to each other along the first direction; and at least one third sensor located in the first sensing region and the second sensing region, wherein the at least one third sensor includes first and second sub-sensors electrically separated at a boundary between the first sensing region and the second sensing region, and the first and second
    Type: Application
    Filed: July 16, 2020
    Publication date: April 22, 2021
    Inventors: Hyun Wook CHO, Ye Rin OH, Min Hong KIM, Tae Joon KIM, Hyun Jae LEE
  • Publication number: 20210111423
    Abstract: A cooling control system includes: a fuel cell stack formed with a cooling flow path in which hydrogen and oxygen are received and reacted, respectively, and coolant flows between separators; a coolant circulation line connected with the cooling flow path of the fuel cell stack, and having the coolant flowing therein; a cooling pump connected to the coolant circulation line to circulate the coolant to cool the fuel cell stack; a heat generation amount estimator for estimating the heat generation amount of the fuel cell stack; a coolant estimator for estimating an amount of the coolant to cool the fuel cell stack based on the heat generation amount of the fuel cell stack; and a driving controller for controlling the operation of the cooling pump based on the estimated amount of the coolant.
    Type: Application
    Filed: June 16, 2020
    Publication date: April 15, 2021
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Hyun Jae LEE, Seong Cheol JEONG, Hyo Seop KIM
  • Publication number: 20210104760
    Abstract: A system for estimating a concentration of hydrogen in a fuel cell is provided. The system includes a hydrogen supply line supplying the hydrogen to the fuel cell and a time measurement sensor measuring a time duration from a point in time when an operation of the fuel cell ends to a point in time when the fuel cell restarts. A controller estimates an amount of air introduced into the fuel cell during the time duration using the measured time duration and estimates a concentration of hydrogen in the hydrogen supply line at the time of restarting the fuel cell based on the measured time duration and the estimated amount of introduced air.
    Type: Application
    Filed: March 10, 2020
    Publication date: April 8, 2021
    Inventors: Soon Woo Kwon, Hyun Jae Lee
  • Patent number: 10944118
    Abstract: A fuel cell system includes a fuel cell stack having a cathode and an anode, a humidifier configured to humidify air that is to be supplied to the cathode, an air supply unit configured to supply the air to the humidifier, and a controller. The controller is configured to adjust a flow rate of the air supplied from the air supply unit, based on a supply of the humidifier, to prevent flooding of the fuel cell stack.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: March 9, 2021
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Hyun Jae Lee, Yei Sik Jeon
  • Patent number: 10930945
    Abstract: A fuel cell system and a control method thereof are provided. The control method includes acquiring a first pressure that corresponds to a pressure in an anode immediately before starting and determining a hydrogen supply target differential pressure value that corresponds to a pressure value boosted in the anode by hydrogen supplied to the anode when starting the system, based on an intensity of the acquired first pressure acquired. An opening degree of a hydrogen supply valve connected to the anode is then adjusted to supply sufficient hydrogen to boost the pressure in the anode that corresponds to the hydrogen supply target differential pressure value.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: February 23, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Hyun Jae Lee, Dae Jong Kim