Patents by Inventor Ho-Tae Lee

Ho-Tae 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: 20240145875
    Abstract: A connector position alignment assembly includes a first part and a second part coupled to each other through a connector and including a guide portion aligning a position of the connector. The guide portion is provided with a guide pin and a guide boss including portions protruding toward each other, and the guide pin and the guide boss respectively protrude further than the connector, in a direction in which the first part and the second part face each other, such that a portion of the guide pin is accommodated in the guide boss before the connectors are coupled to each other.
    Type: Application
    Filed: September 25, 2023
    Publication date: May 2, 2024
    Inventors: Gang U LEE, Ho Yeon KIM, Sang Tae AN, Hwa Kyoo YOON, Jeong Woo HAN
  • Publication number: 20240140224
    Abstract: A charging cable for an electric vehicle includes a cable main body having a flat cross-section in a width direction thereof and partitioned into a plurality of internal regions. The charging cable includes terminal portions through which positive and negative power cables, a communication/sensor cable, a coolant flow channel, and a ground pass into the plurality of internal regions, respectively. The terminal portions are arranged in a row in the width direction of the cable main body.
    Type: Application
    Filed: March 3, 2023
    Publication date: May 2, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Woo Hyung Lee, Sang Jin Lee, Young Tae Choi, Kwang Min Oh, Ho Choi
  • Publication number: 20240131943
    Abstract: An apparatus for holding a cable for an electric vehicle charger includes a cable holding unit configured to restrict a charging cable extended and connected to a charging coupler, and to ascend or descend to predetermined positions, a housing unit mounted in a manner that is rotatable along a leftward-rightward direction, the cable holding unit being accommodated inside the housing unit, a driving unit configured to provide drive power for enabling the cable holding unit to ascend and descend and drive power for rotating the housing unit, and a control unit configured to control the driving unit in such a manner that the cabling holding unit and the housing unit are selectively driven when the charging coupler is removed from an electric vehicle charger or rests thereon.
    Type: Application
    Filed: February 6, 2023
    Publication date: April 25, 2024
    Inventors: Woo Hyung Lee, Su Hwan Cho, Young Tae Choi, Kwang Min Oh, Ho Choi
  • Publication number: 20240132940
    Abstract: The present invention relates to a fluorescent reporter capable of labeling nucleic acids including DNA and exhibiting luminescent properties at an excited energy level, and various uses thereof.
    Type: Application
    Filed: September 5, 2023
    Publication date: April 25, 2024
    Applicant: SFC CO., LTD.
    Inventors: Do Min LEE, Ho Young SI, Jae Hyung JO, Goutam MASANTA, Ju Man SONG, Min Su EUM, Jong Tae JE
  • Publication number: 20240123851
    Abstract: A electric vehicle cable mounting system includes a driving unit including a rotary disc and allowing a charging cable to be released from a side in accordance with a rotation motion of a rotary disc, a guide unit provided behind the driving unit and allowing the driving unit to move in a vertical direction in accordance with a rotation motion of the rotary disc, and a controller controlling the driving unit and the guide unit such that the charging cable is automatically released in an electric vehicle charge mode and is automatically returned in an electric vehicle charge standby mode.
    Type: Application
    Filed: March 6, 2023
    Publication date: April 18, 2024
    Inventors: Woo Hyung Lee, Seung Tack Hong, Ho Choi, Young Tae Choi, Hyun Gu Lee, Su Hwan Cho
  • Publication number: 20240128562
    Abstract: An eco-friendly power source, such as a battery module provided for a transportation vehicle includes a first sub-module and a second sub-module disposed in a first direction, the first sub-module and the second sub-module respectively including a plurality of battery cells stacked in a second direction, which is perpendicular to the first direction, and a lower cover coupled to the first sub-module and the second sub-module. The first sub-module and the second sub-module are disposed to be rotationally symmetrical to each other about a central axis, which is perpendicular to both the first direction and the second direction.
    Type: Application
    Filed: March 15, 2023
    Publication date: April 18, 2024
    Inventors: Gang U LEE, Ho Yeon KIM, Sang Tae AN, Hwa Kyoo YOON, Jeong Woo HAN
  • Publication number: 20240128572
    Abstract: An eco-friendly power source such as a battery module is provided for a transportation vehicle, including: a first sub-module and a second sub-module respectively including a cell stack in which a plurality of battery cells are stacked; and a central wall disposed between the first sub-module and the second sub-module, wherein the central wall includes a first central wall facing the first sub-module and a second central wall facing the second sub-module, wherein the first central wall has a rotationary symmetrical shape of the second central wall around a first axis.
    Type: Application
    Filed: January 17, 2023
    Publication date: April 18, 2024
    Inventors: Ho Yeon KIM, Sang Tae AN, Hwa Kyoo YOON, Gang U LEE, Young Sun CHOI, Jeong Woo HAN
  • Patent number: 11936318
    Abstract: Charging system and method using a motor driving system are proposed. The charging system includes a battery, an inverter to which D.C. power stored in the battery is applied, including a plurality of legs each including two switching elements, a motor including a plurality of coils of which first ends are respectively connected to connection nodes of the switching elements of each of the plurality of legs, and second ends are connected to each other to form a neutral point, and an inverter driving part configured to control switching of the switching elements, so that switching speeds of the switching elements are different for each mode of a motor driving mode and a charging mode so as to change magnitude of charging voltage supplied to the neutral point of the motor and to output the charging voltage to the battery.
    Type: Grant
    Filed: June 1, 2022
    Date of Patent: March 19, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Ji Woong Jang, Sang Cheol Shin, Yoo Jong Lee, Ki Jong Lee, Ho Tae Chun
  • Publication number: 20240072347
    Abstract: An eco-friendly power source, such as a battery module is provided for a transportation vehicle and includes a plurality of cell assemblies including a first cell assembly and a second cell assembly each including a plurality of battery cells; a connection member connected to the first cell assembly and the second cell assembly, respectively; a lower cover supporting the plurality of cell assemblies; and end cover spaced apart from the connection member, wherein the first cell assembly and the second cell assembly have at least one side opposing the connection member and the other side opposing the end cover.
    Type: Application
    Filed: March 16, 2023
    Publication date: February 29, 2024
    Inventors: Ho Yeon KIM, Sang Tae AN, Hwa Kyoo YOON, Gang U LEE
  • Publication number: 20240072330
    Abstract: An eco-friendly power source, such as a battery module for a transportation vehicle includes a first sub-module and a second sub-module each including a plurality of battery cells; a lower cover supporting the first sub-module and the second sub-module; a connection member coupled to the first sub-module and the second sub-module, respectively; and a cooling plate coupled to the lower cover and forming a flow path through which a refrigerant can flow, wherein at least a portion of the flow path is disposed to oppose the connection member with the lower cover interposed therebetween.
    Type: Application
    Filed: March 15, 2023
    Publication date: February 29, 2024
    Inventors: Ho Yeon KIM, Myeong Jin SON, Sang Tae AN, Hwa Kyoo YOON, Gang U LEE, Dong Ha HWANG
  • Publication number: 20240072372
    Abstract: A battery module includes: first and second sub-battery modules, respectively comprising a cell stack including a plurality of battery cells, and a bus bar assembly disposed at least one side of the cell stack; and a central wall disposed between the first and second sub-battery modules, wherein the central wall includes a hollow venting passage formed in a direction intersecting the direction that the first and second sub-battery modules are disposed such that gas or flames occurring in the first or second sub-battery modules are allowed to flow from inside the battery module through the hollow venting passage to the outside of the battery module.
    Type: Application
    Filed: August 16, 2023
    Publication date: February 29, 2024
    Inventors: Ho Yeon KIM, Sang Tae AN, Hwa Kyoo YOON, Gang U LEE
  • Publication number: 20240072396
    Abstract: A battery module is disclosed. In some implementations, the battery module includes: first and second sub-battery modules respectively including a cell stack including a plurality of battery cells and a sensing assembly sensing a state of the plurality of battery cells and an upper cover covering upper portions of the first and second sub-battery modules, wherein the upper cover includes a plurality of through-holes exposing portions of the first and second sub-battery modules, respectively.
    Type: Application
    Filed: July 26, 2023
    Publication date: February 29, 2024
    Inventors: Ho Yeon KIM, Sang Tae AN, Hwa Kyoo YOON, Gang U LEE
  • Patent number: 10981159
    Abstract: The present invention comprises: a separable material injection part for injecting a material therein; a mixing part for mixing the material injected in the material injection part; an aging part for aging, at a high temperature, the material mixed in the mixing part; and a firing part for supporting, on a support, the material aged in the aging part.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: April 20, 2021
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Ji-chan Park, Dong Hyun Chun, Jung-il Yang, Heon-do Jeong, Heon Jung, Ho-tae Lee, Dong-wook Lee, Chan-woo Lee, Shin Wook Kang
  • Patent number: 10508243
    Abstract: The present invention relates to a method for producing liquid or solid hydrocarbons from a synthesis gas via Fischer-Tropsch synthesis which does not carry out a separate reduction pre-treatment for catalyst activation. The method for producing liquid or solid hydrocarbons from a synthesis gas using Fischer-Tropsch synthesis according to the present invention comprises: a first step of applying an iron-based catalyst for the Fischer-Tropsch synthesis in which the number of iron atoms in the ferrihydrite phase fraction equals 10 to 100% and the number of iron atoms in the hematite phase fraction equals 0 to 90%, with respect to 100% of the number of the number of iron atoms, to a Fischer-Tropsch synthesis reactor; and a second step of activating the catalyst for the Fischer-Tropsch synthesis by a synthesis gas which is a reactant under the conditions of the Fischer-Tropsch synthesis and carrying out the Fischer-Tropsch synthesis by means of the activated catalyst for the Fischer-Tropsch synthesis.
    Type: Grant
    Filed: April 22, 2016
    Date of Patent: December 17, 2019
    Assignee: Korea Institute of Energy Research
    Inventors: Dong Hyun Chun, Heon Jung, Sung Jun Hong, Ji Chan Park, Ho Tae Lee, Jung Il Yang
  • Publication number: 20190247841
    Abstract: The present invention comprises: a separable material injection part for injecting a material therein; a mixing part for mixing the material injected in the material injection part; an aging part for aging, at a high temperature, the material mixed in the mixing part; and a firing part for supporting, on a support, the material aged in the aging part.
    Type: Application
    Filed: April 25, 2019
    Publication date: August 15, 2019
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Ji-chan PARK, Dong Hyun CHUN, Jung-il YANG, Heon-do JEONG, Heon JUNG, Ho-tae LEE, Dong-wook LEE, Chan-woo LEE, Shin Wook KANG
  • Patent number: 10358457
    Abstract: The present invention relates to a metal oxalate hydrate body having a certain shape, a preparation method thereof, and a metal oxide/carbon composite body prepared by using the metal oxalate hydrate body. In the present invention, the metal oxalate body, whose shape is diversely controlled, and the metal oxide/carbon composite body therefrom are provided.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: July 23, 2019
    Assignee: Korea Institute of Energy Research
    Inventors: Ji Chan Park, Heon Jung, Ho Tae Lee, Jung Il Yang, Dong Hyun Chun, Sung Jun Hong, Seok Yong Hong
  • Patent number: 10112172
    Abstract: The present invention relates to an egg-shell type hybrid structure of highly dispersed nanoparticles-metal oxide support, a preparation method thereof, and a use thereof. Specifically, the present invention relates to an egg-shell type hybrid structure of highly dispersed nanoparticles-metal oxide support, providing an excellent platform in a size of nanometers or micrometers which can support nanoparticles selectively in the porous shell portion by employing a metal oxide support with an average diameter of nanometers or micrometers including a core of nonporous metal oxide and a shell of porous metal oxides, a preparation method thereof, and a use thereof.
    Type: Grant
    Filed: July 31, 2015
    Date of Patent: October 30, 2018
    Assignee: Korea Institute of Energy Research
    Inventors: Ji Chan Park, Jung Il Yang, Heon Jung, Ho Tae Lee, Dong Hyun Chun, Sung Jun Hong, Jae In Kwon
  • Patent number: 10081008
    Abstract: The present invention provides an iron-carbide/silica composite catalyst that is highly reactive to a Fischer-Tropsch synthesis by firstly forming an iron-silicate structure having large specific surface area and well-developed pores through a hydrothermal reaction of an iron salt with a silica particle having a nanostructure, and then activating the iron-silicate structure in a high temperature carbon monoxide atmosphere. When using the iron-carbide/silica composite catalyst according to the present invention in the Fischer-Tropsch synthesis reaction, it is possible to effectively prepare liquid hydrocarbon with a high CO conversion rate and selectivity.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: September 25, 2018
    Assignee: Korea Institute of Energy Research
    Inventors: Ji Chan Park, Dong Hyun Chun, Heon Jung, Ho Tae Lee, Jung Il Yang, Sung Jun Hong
  • Publication number: 20180112136
    Abstract: The present invention relates to a method for producing liquid or solid hydrocarbons from a synthesis gas via Fischer-Tropsch synthesis which does not carry out a separate reduction pre-treatment for catalyst activation. The method for producing liquid or solid hydrocarbons from a synthesis gas using Fischer-Tropsch synthesis according to the present invention comprises: a first step of applying an iron-based catalyst for the Fischer-Tropsch synthesis in which the number of iron atoms in the ferrihydrite phase fraction equals 10 to 100% and the number of iron atoms in the hematite phase fraction equals 0 to 90%, with respect to 100% of the number of the number of iron atoms, to a Fischer-Tropsch synthesis reactor; and a second step of activating the catalyst for the Fischer-Tropsch synthesis by a synthesis gas which is a reactant under the conditions of the Fischer-Tropsch synthesis and carrying out the Fischer-Tropsch synthesis by means of the activated catalyst for the Fischer-Tropsch synthesis.
    Type: Application
    Filed: April 22, 2016
    Publication date: April 26, 2018
    Applicant: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Dong Hyun CHUN, Heon JUNG, Sung Jun HONG, Ji Chan PARK, Ho Tae LEE, JUNG IL YANG
  • Patent number: 9789472
    Abstract: A method for preparing an iron-based catalyst, the method including preparing iron ore particles by grinding iron ore; and impregnating the iron ore particles with a first metal and second metal, wherein the first metal is selected from copper, cobalt, or manganese, or a combination thereof, and the second metal is selected from an alkali metal or alkali earth metal, or a combination thereof.
    Type: Grant
    Filed: July 29, 2014
    Date of Patent: October 17, 2017
    Assignees: KOREA INSTITUTE OF ENERGY RESEARCH, UNIVERSIDAD DE ANTIOQUIA
    Inventors: Dong Hyun Chun, Ji Chan Park, Heon Jung, Fanor Mondragon Pérez, María Angélica Forgionny Flórez, Ho-Tae Lee, Jung-Il Yang, SungJun Hong