Patents by Inventor Duck Whan Kim

Duck Whan Kim 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: 11458848
    Abstract: A fuel cell vehicle includes a fuel cell frame including an outer frame and an inner frame disposed inside the outer frame, an upper structure disposed on the fuel cell frame, and a lower structure disposed under the fuel cell frame. The inner frame is formed in the shape of a partition dividing an inner space surrounded by the outer frame into a plurality of hollows.
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: October 4, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Jung Do Suh, Seung Jun Yeon, Duck Whan Kim
  • Patent number: 11450875
    Abstract: A fuel cell is provided that includes a cell stack having a plurality of unit cells stacked in a first direction. An enclosure is disposed to surround the cell stack and includes an inlet that suctions external air and an outlet that discharges air that has been suctioned through the inlet and has circulated in the space between the cell stack and the enclosure. An insulating member is disposed to extend in the first direction in the space between an outer surface of the cell stack and an inner surface of the enclosure. The insulating member divides the space into a plurality of spaces and has an aperture formed therein to provide communication between the divided plurality of spaces, and an air intake member configured to suction air discharged from the outlet.
    Type: Grant
    Filed: August 12, 2019
    Date of Patent: September 20, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Duck Whan Kim, Gi Young Nam, Suk Min Baeck, Hyun Woong Ko, Ju Han Kim, Seung Jun Yeon, Ki Wook Ohm, Kwi Seong Jeong, Yong Suk Heo
  • Patent number: 11373960
    Abstract: An electronic component module includes: a substrate; an electronic element disposed on a first surface of the substrate; an encapsulant disposed on the first surface of the substrate and configured to seal the electronic element; a first pad disposed on an outermost region of a second surface of the substrate; a second pad disposed inward of the first pad on the second surface of the substrate, and positioned parallel to the first pad; and a shielding layer connected to the first pad, and at least partially surrounding a side surface of the encapsulant and a side surface of the substrate. The first and second pads are electrically connected by a connection pad.
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: June 28, 2022
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Myung Lim Ryu, Kwang Ju Choi, Da Un Kim, Duck Whan Kim, Dong Hyeon Lee, Kyoung Min Kim, Ik Su Shin
  • Patent number: 11205786
    Abstract: A fuel cell includes a cell stack including a plurality of stacked unit cells and a heating unit configured to apply heat to the cell stack. The heating unit includes a heat-generating part and a heat-generating-part support part disposed on an end side of the cell stack. The heat-generating-part support part allows the heat-generating part to be fitted thereinto or to be drawn out therefrom.
    Type: Grant
    Filed: November 18, 2019
    Date of Patent: December 21, 2021
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Gi Young Nam, Suk Min Baeck, Hyun Woong Ko, Ju Han Kim, Seung Jun Yeon, Ki Wook Ohm, Duck Whan Kim, Yong Suk Heo
  • Patent number: 11177491
    Abstract: A fuel cell having a structure for detachably mounting a cell-monitoring connector thereon includes separators arranged to be spaced apart from each other in a first direction, each of the separators including a receiving recess arranged in one side thereof, and hook-shaped gaskets respectively disposed on the separators and located around the receiving recess. The cell-monitoring connector includes a housing, at least a portion of the housing being received in a receiving space defined by the receiving recess, and connection terminals inserted into the housing to be connected to the separators. The housing includes a body inserted into the receiving space in a second direction that intersects the first direction, and a lever portion including a latching protrusion configured to be latched to or separated from a corresponding gasket among the hook-shaped gaskets by a pressing operation.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: November 16, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Molex, LLC, Yura Corporation
    Inventors: Ki Wook Ohm, Kwi Seong Jeong, Duck Whan Kim, Suk Min Baeck, Ju Han Kim, Seung Jun Yeon, Young Bum Kum, Yong Suk Heo, Ho Sung Lee, Joon Woo Kim
  • Publication number: 20210159186
    Abstract: An electronic component module includes: a substrate; an electronic element disposed on a first surface of the substrate; an encapsulant disposed on the first surface of the substrate and configured to seal the electronic element; a first pad disposed on an outermost region of a second surface of the substrate; a second pad disposed inward of the first pad on the second surface of the substrate, and positioned parallel to the first pad; and a shielding layer connected to the first pad, and at least partially surrounding a side surface of the encapsulant and a side surface of the substrate. The first and second pads are electrically connected by a connection pad.
    Type: Application
    Filed: April 20, 2020
    Publication date: May 27, 2021
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Myung Lim RYU, Kwang Ju CHOI, Da Un KIM, Duck Whan KIM, Dong Hyeon LEE, Kyoung Min KIM, Ik Su SHIN
  • Patent number: 11014201
    Abstract: A laser welding apparatus for laser-welding a first welding target and a second welding target seated on the first welding target includes a first jig on which the first welding target is seated, a second jig configured to press the first welding target such that the first welding target is adhered to the first jig, a third jig configured to press the second welding target such that the second welding target is adhered to the first welding target, one or more connection members connecting the second jig and the third jig such that the second welding target is pressed by the second jig when the first welding target is pressed by the first jig, and a laser head configured to laser-weld the first welding target and the second welding target by irradiating a laser beam to a specific welding part of the second welding target.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: May 25, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Dong Yang Piston Co., Ltd.
    Inventors: Duck Whan Kim, Kwi Seong Jeong, Jung Han Yu, Young Bum Kum, Young Je Lee, Tae Min Lee, Yong Woo Choi, Chang Jun Lee
  • Publication number: 20210138915
    Abstract: A fuel cell vehicle includes a fuel cell frame including an outer frame and an inner frame disposed inside the outer frame, an upper structure disposed on the fuel cell frame, and a lower structure disposed under the fuel cell frame. The inner frame is formed in the shape of a partition dividing an inner space surrounded by the outer frame into a plurality of hollows.
    Type: Application
    Filed: January 27, 2020
    Publication date: May 13, 2021
    Inventors: Jung Do Suh, Seung Jun Yeon, Duck Whan Kim
  • Publication number: 20200369165
    Abstract: A fuel cell vehicle provides improved space utilization and a desired intensity of voltage. The fuel cell vehicle includes a fuel cell, a junction box disposed on the fuel cell, and a power controller disposed between the fuel cell and the passenger compartment. The power controller boosts the output voltage of the fuel cell.
    Type: Application
    Filed: November 18, 2019
    Publication date: November 26, 2020
    Inventors: Seung Jun Yeon, Duck Whan Kim
  • Patent number: 10847819
    Abstract: An apparatus for preventing moisture condensation includes a fuel cell stack and an enclosure in which the fuel cell stack is disposed. A heater and a temperature sensor are provided in the enclosure. A controller is configured to control the heater to be turned on when an insulation resistance between the fuel cell stack and the enclosure is less than a preset resistance value. The controller controls the heater not to be turned on when a surface temperature of the enclosure measured by the temperature sensor exceeds a preset temperature.
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: November 24, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jung Han Yu, Jung Do Suh, Ju Han Kim, Duck Whan Kim, Se Joon Im, Young Woo Noh
  • Publication number: 20200185750
    Abstract: A fuel cell includes a cell stack including a plurality of unit cells stacked in a first direction; a first end plate including a guide through-hole formed therein, the first end plate being disposed on one end of two ends of the cell stack; a second end plate including a guide support hole formed therein, the guide support hole overlapping the guide through-hole in the first direction, the second end plate being disposed on an opposite end of the two ends of the cell stack; and an enclosure surrounding a side portion between the two ends of the cell stack together with the first end plate and the second end plate, the enclosure being formed as a unitary structure. The enclosure includes a body surrounding the side portion of the cell stack and first and second ends coupled to the first end plate and the second end plate, respectively.
    Type: Application
    Filed: August 27, 2019
    Publication date: June 11, 2020
    Inventors: Duck Whan Kim, Yong Suk Heo, Suk Min Baeck
  • Publication number: 20200185732
    Abstract: A fuel cell includes a cell stack including a plurality of stacked unit cells and a heating unit configured to apply heat to the cell stack. The heating unit includes a heat-generating part and a heat-generating-part support part disposed on an end side of the cell stack. The heat-generating-part support part allows the heat-generating part to be fitted thereinto or to be drawn out therefrom.
    Type: Application
    Filed: November 18, 2019
    Publication date: June 11, 2020
    Inventors: Gi Young Nam, Suk Min Baeck, Hyun Woong Ko, Ju Han Kim, Seung Jun Yeon, Ki Wook Ohm, Duck Whan Kim, Yong Suk Heo
  • Publication number: 20200185740
    Abstract: A fuel cell having a structure for detachably mounting a cell-monitoring connector thereon includes separators arranged to be spaced apart from each other in a first direction, each of the separators including a receiving recess arranged in one side thereof, and hook-shaped gaskets respectively disposed on the separators and located around the receiving recess. The cell-monitoring connector includes a housing, at least a portion of the housing being received in a receiving space defined by the receiving recess, and connection terminals inserted into the housing to be connected to the separators. The housing includes a body inserted into the receiving space in a second direction that intersects the first direction, and a lever portion including a latching protrusion configured to be latched to or separated from a corresponding gasket among the hook-shaped gaskets by a pressing operation.
    Type: Application
    Filed: August 29, 2019
    Publication date: June 11, 2020
    Inventors: Ki Wook Ohm, Kwi Seong Jeong, Duck Whan Kim, Suk Min Baeck, Ju Han Kim, Seung Jun Yeon, Young Bum Kum, Yong Suk Heo, Ho Sung Lee, Joon Woo Kim
  • Publication number: 20200185749
    Abstract: A fuel cell is provided that includes a cell stack having a plurality of unit cells stacked in a first direction. An enclosure is disposed to surround the cell stack and includes an inlet that suctions external air and an outlet that discharges air that has been suctioned through the inlet and has circulated in the space between the cell stack and the enclosure. An insulating member is disposed to extend in the first direction in the space between an outer surface of the cell stack and an inner surface of the enclosure. The insulating member divides the space into a plurality of spaces and has an aperture formed therein to provide communication between the divided plurality of spaces, and an air intake member configured to suction air discharged from the outlet.
    Type: Application
    Filed: August 12, 2019
    Publication date: June 11, 2020
    Inventors: Duck Whan Kim, Gi Young Nam, Suk Min Baeck, Hyun Woong Ko, Ju Han Kim, Seung Jun Yeon, Ki Wook Ohm, Kwi Seong Jeong, Yong Suk Heo
  • Patent number: 10658687
    Abstract: An air shut-off valve apparatus for a fuel cell system and a method of controlling the same are provided. In particular, hydrogen injected into a fuel cell stack is discharged by being diluted with external air when starting the fuel cell system. The apparatus includes a valve body that has an inlet air path connected to a cathode of the fuel cell stack and through which air injected into the fuel cell stack flows, and an outlet air path through which air discharged from the fuel cell stack flows. A bypass body is provided and includes a bypass air path that connects the inlet air path and the outlet air path and a valve flap is disposed at the valve body and opens and closes the inlet and outlet air paths at a first side thereof, and the bypass air path at a second side thereof.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: May 19, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jeong Hee Park, Byeong Seung Lee, Duck Whan Kim
  • Patent number: 10581095
    Abstract: A manifold block mounted to a fuel cell stack for supplying and distributing air and hydrogen to the stack, the manifold block comprises: a main body including a hydrogen inlet, a hydrogen outlet, an air inlet and an air outlet; a hydrogen outlet cover welded to an outer surface of the main body and including a condensation chamber connected to the hydrogen outlet; an air inlet cover welded to an inner surface of the main body and including an air inflow portion connected to the air inlet; and an air outlet cover welded to the inner surface of the main body and including an air outflow portion connected to the air outlet.
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: March 3, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Duck Whan Kim, Jung Han Yu, Young Bum Kum, Kwi Seong Jeong
  • Patent number: 10535884
    Abstract: An air processing system of a fuel cell vehicle mounted with an integrated valve includes: the integrated valve attached to an air inlet and an air outlet formed integrally with a fuel cell stack and adjusting amounts of air introduced into and discharged from the fuel cell stack. The integrated valve is positioned at the shortest distance from the fuel cell stack, such that an amount of remaining oxygen that is to be consumed at the time of stopping start of a fuel cell vehicle is minimized. Therefore, corrosion of cathode carbon is decreased as compared with the related art, such that durability of the fuel cell vehicle is improved.
    Type: Grant
    Filed: June 2, 2015
    Date of Patent: January 14, 2020
    Assignee: HYUNDAI MOTOR COMPANY
    Inventors: Duck Whan Kim, Chang Ha Lee
  • Patent number: 10424807
    Abstract: A fuel cell system includes a fuel cell stack including an air electrode and a fuel electrode, a stack housing having a hollow therein to accommodate the fuel cell stack in the hollow, an air compressor configured to pump air to supply the air to the air electrode, a ventilation pipe connecting an entrance of the air compressor and the hollow, and at least one vent hole provided on an outer wall of the stack housing such that the hollow and an outside of the stack housing communicate with each other. An interior of the stack housing is ventilated by lowering of a pressure at the entrance of the air compressor, which is generated as the air compressor is operated, while air outside the stack housing is suctioned into the entrance of the air compressor after passing through the vent hole, the hollow, and the ventilation pipe.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: September 24, 2019
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Jung Han Yu, Yong Suk Heo, Duck Whan Kim, Kwi Seong Jeong
  • Patent number: 10411270
    Abstract: A bus plate unit is provided. The bus plate unit electrically connects a unit stack for a fuel cell having a (+) and a (?) stack terminal at both sides. The unit includes a (+) bus plate having a first end portion bent toward a first side surface of the unit stack and electrically coupled to a (+) stack terminal of the unit stack. A second end portion has a (+) bus terminal and abuts an upper first side of the unit stack. A (?) bus plate has a first end portion bent toward a second side surface of the unit stack and electrically coupled to the (?) stack terminal of the unit stack. A second end portion provides a (?) bus terminal and is proximate to the upper second side of the unit stack. An insulating layer encloses a surface of the (+) bus plate and the (?) bus plate.
    Type: Grant
    Filed: August 30, 2016
    Date of Patent: September 10, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Duck Whan Kim, Seungjun Yeon, JuHan Kim, Young Bum Kum
  • Patent number: 10367209
    Abstract: A recycling system in which anode off gas of a fuel cell is recycled to a stack includes a purge flow path purging the anode off gas passing through the stack, and a sprayer spraying pure gas supplied from a fuel tank to the stack. The sprayer is disposed on a path where the anode off gas passing through the stack is discharged, the purge flow path is spaced a certain distance from the sprayer, and the anode off gas passing through the stack is mixed with the pure gas by suction force of the sprayer to be introduced to the stack, thereby being recycled.
    Type: Grant
    Filed: December 2, 2016
    Date of Patent: July 30, 2019
    Assignee: Hyundai Motor Company
    Inventors: Bu Kil Kwon, Duck Whan Kim, Se Kwon Jung, Ik Jae Son, Hyo Sub Shim