Patents by Inventor Dong-Hoon Nam

Dong-Hoon Nam 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: 20240173100
    Abstract: A data processing method according to the present invention comprises: an occlusion data acquisition step of acquiring a plurality of occlusion data, which includes at least a portion of the shape of the upper jaw and the shape of the lower jaw of an object; an occlusion model generation step of aligning each of the plurality of occlusion data with upper jaw data expressing the upper jaw and lower jaw data expressing the lower jaw, so as to generate a plurality of occlusion models; and an occlusion model display step of continuously displaying at least some of the plurality of occlusion models.
    Type: Application
    Filed: March 18, 2022
    Publication date: May 30, 2024
    Applicant: MEDIT CORP.
    Inventors: Dong Hoon LEE, Ha Jong NAM
  • Publication number: 20240151436
    Abstract: A hydrogen compression system includes: a heat pump part including a heat pump line configured to allow a refrigerant to circulate therethrough, a hydrogen compression part configured to compress hydrogen by being repeatedly heated and cooled, a first circulation line connected to the heat pump line while passing through the hydrogen compression part and configured to allow the refrigerant introduced from the heat pump line to circulate therethrough, a second circulation line provided to pass through the hydrogen compression part and configured to allow a cooling fluid to circulate therethrough, and a cooling unit provided in the second circulation line and configured to cool the cooling fluid, in which the hydrogen compression part is heated by the refrigerant or cooled by the cooling fluid, thereby minimizing electric power consumption and improving energy efficiency.
    Type: Application
    Filed: June 23, 2023
    Publication date: May 9, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, GRZ TECHNOLOGIES SA
    Inventors: Ji Hye Park, Kyung Moon Lee, Dong Hoon Nam, Young Jin Cho, Hoon Mo Park, Byeong Soo Shin, Krzysztof Romanowicz, Claudio Ruch, Noris Gallandat
  • Publication number: 20240117941
    Abstract: A hydrogen storage system is disclosed and includes a storage unit including a plurality of unit storage containers, in which metal hydride materials are respectively provided in an interior thereof and which are connected to each other in parallel, and a thermal fluid line defining a thermal fluid passage, which passes via the plurality of unit storage containers continuously and through which a thermal fluid flows for heating or cooling the unit storage containers, thereby enhancing a storage performance and an efficiency of the hydrogen.
    Type: Application
    Filed: March 10, 2023
    Publication date: April 11, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Ji Hye Park, Won Jung Kim, Kyung Moon Lee, Dong Hoon Nam, Young Jin Cho, Byeong Soo Shin, Ji Hoon Lee, Suk Hoon Hong, Hoon Mo Park, Yong Doo Son
  • Publication number: 20240117930
    Abstract: A hydrogen storage device includes a storage container having an accommodation space in an interior thereof, a first metal hydride material provided in the interior of the storage container and that stores hydrogen, and a second metal hydride material provided in the interior of the storage container and that stores the hydrogen at a pressure that is different from that of the first metal hydride material. An advantageous effect of restraining an excessive rise of a pressure of the storage container and enhancing safety and reliability may be obtained.
    Type: Application
    Filed: March 10, 2023
    Publication date: April 11, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Ji Hye Park, Won Jung Kim, Kyung Moon Lee, Dong Hoon Nam, Young Jin Cho, Byeong Soo Shin, Ji Hoon Lee, Suk Hoon Hong, Hoon Mo Park, Yong Doo Son
  • Publication number: 20240075853
    Abstract: An apparatus of tilting a seat cushion of a vehicle, includes a tilting motor, a pinion gear, a sector gear, and a tilting link which perform the tilting operation of the seat cushion and exert a binding force in a tilted state of the seat cushion and are provided to be connected to both of one side and the other side of a seat cushion frame, and has two sector gears positioned on left and right sides and connected to each other by a connection bar so that, by strengthening a binding force of the front portion of the seat cushion, it is possible to secure the safety of passengers in the event of a collision.
    Type: Application
    Filed: April 13, 2023
    Publication date: March 7, 2024
    Applicants: Hyundai Motor Company, Kia Corporation, DAS CO., LTD, Faurecia Korea, Ltd., Hyundai Transys Inc.
    Inventors: Sang Soo LEE, Mu Young KIM, Sang Hark LEE, Ho Suk JUNG, Sang Do PARK, Chan Ho JUNG, Dong Hoon LEE, Hea Yoon KANG, Deok Soo LIM, Seung Pil JANG, Seon Ho KIM, Jong Seok YUN, Hyo Jin KIM, Dong Gyu SHIN, Jin Ho SEO, Young Jun KIM, Taek Jun NAM
  • Publication number: 20240074258
    Abstract: An electronic device includes a display device, which may be fabricated using a described method. The display device includes a glass substrate including a first surface, a second surface opposite the first surface, and a side surface between the first surface and the second surface, an outermost structure on the first surface of the glass substrate and located adjacent to an edge of one side of the glass substrate, and a display area including a plurality of light emitting areas on the first surface of the glass substrate and located farther from the edge of the one side of the glass substrate than the outermost structure is. A minimum distance from the side surface of the glass substrate to the outermost structure is equal to 130 ?m or less.
    Type: Application
    Filed: May 5, 2023
    Publication date: February 29, 2024
    Inventors: Wan Jung KIM, Dong Jo KIM, Sun Hwa KIM, Young Ji KIM, Chang Sik KIM, Kyung Ah NAM, Hyo Young MUN, Yong Seung PARK, Yi Seul UM, Dae Sang YUN, Kwan Hee LEE, So Young LEE, Young Hoon LEE, Young Seo CHOI, Sun Young KIM, Ji Won SOHN, Do Young LEE, Seung Hoon LEE
  • Patent number: 11761713
    Abstract: Disclosed is a solid state hydrogen storage device, capable of providing a weight reduction of a hydrogen storage system while inhibiting heat conduction performance from being degraded, and also of increasing hydrogen storage capacity. The present disclosure provides a heat conduction fin including multiple tube passing holes through which the heat exchange tube passes and linear-shaped connecting portions connecting the tube passing holes to each other, and a solid state hydrogen storage device having the same.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: September 19, 2023
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Ji Hye Park, Kyung Moon Lee, Jun Seok Seo, Hoon Mo Park, Dong Hoon Nam
  • Publication number: 20230286800
    Abstract: A method for preparing hydrogen gas includes a decomposition step, a first adsorption step, a second adsorption step, a first regeneration step, a third heat-exchange step, and a second regeneration step.
    Type: Application
    Filed: July 26, 2022
    Publication date: September 14, 2023
    Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation
    Inventors: Byeong Soo SHIN, Kyung Moon LEE, Young Jin CHO, Yong Ha PARK, Hoon Mo PARK, Dong Hoon NAM
  • Patent number: 11655147
    Abstract: A system for generating hydrogen includes an ammonia decomposition bed configured to introduce an ammonia gas, decompose the ammonia gas into a high-pressure first mixed gas including nitrogen and hydrogen, and discharge the high-pressure first mixed gas; an ammonia adsorption bed supplied with the high-pressure first mixed gas from the ammonia decomposition bed, and configured to adsorb ammonia of the first mixed gas, and discharge a high-pressure second mixed gas including nitrogen and hydrogen; and a nitrogen adsorption bed directly supplied with the high-pressure second mixed gas from the ammonia adsorption bed, and configured to adsorb the nitrogen, and discharge the hydrogen.
    Type: Grant
    Filed: March 1, 2021
    Date of Patent: May 23, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Byeong Soo Shin, Kyung Moon Lee, Young Jin Cho, Hoon Mo Park, Dong Hoon Nam
  • Publication number: 20230105044
    Abstract: Provided are a multi-channel isothermal amplification system and an operation method. The operation method comprises: a first step in which sample tubes are disposed in holes formed in a line in a heating block, respectively, wherein the heating block comprises: a first heating block area in which some of the plurality of holes are formed in a line; and a second heating block area in which the rest of the plurality of holes are formed in a line, and which is disposed to be in a line with the first heating block area, wherein the first heating block area and the second heating block area are spaced apart from each other at an interval as much as one hole area between two holes; and a second step in which an optical system moves in a longitudinal direction of the first heating block area and the second heating block area.
    Type: Application
    Filed: August 8, 2022
    Publication date: April 6, 2023
    Inventors: Soo Kyung KIM, Cha Ryong KOO, Dong Hoon NAM, Dong Chul LEE, Seong Uk JANG, Do Hyun JEONG
  • Patent number: 11466814
    Abstract: A solid hydrogen storage device provides an improved heat-transfer efficiency by improving the contact properties between heat-exchange tubes and heat-transfer fins. The solid hydrogen storage device includes a heat-transfer fin including a plurality of tube through holes, a heating tube, and a cooling tube. The heating tube and the cooling tube respectively extend through the tube through holes, and the heating tube and the cooling tube have different coefficients of thermal expansion.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: October 11, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Ji Hye Park, Kyung Moon Lee, Dong Hoon Nam, Young Jin Cho, Seung Hyeon Choi, Yun Su Lee, Hoon Mo Park
  • Publication number: 20220290756
    Abstract: Disclosed is an apparatus for assembling a solid hydrogen storage system. The apparatus includes a lower support installed to support a lower side of material blocks to be assembled, split covers assembled in multiple stages on an upper side of the lower support and forming therein a closed space in which the material blocks are capable of being assembled, the split covers being configured to be separated in a horizontal direction, and gas injection ports provided in the split covers to inject an inert gas into an inner space of the split covers.
    Type: Application
    Filed: September 13, 2021
    Publication date: September 15, 2022
    Inventors: Young Jin CHO, Kyung Moon LEE, Byeong Soo SHIN, Hoon Mo PARK, Dong Hoon NAM
  • Patent number: 11431006
    Abstract: A system for supplying hydrogen using waste heat of a fuel cell includes: a fuel cell to produce electric power using hydrogen; an internal cooling line in which a cooling medium flows and configured to pass through the fuel cell while cooling the fuel cell with the cooling medium; a solid hydrogen storage provided on a downstream side of the fuel cell on the internal cooling line and configured to discharge the hydrogen through absorption of waste heat of the heated cooling medium and to supply the discharged hydrogen to the fuel cell; and a hydrogen supply line to connect the solid hydrogen storage and the fuel cell and to supply the discharged hydrogen. In particular, the internal cooling line is reconnected to the fuel cell after passing through the solid hydrogen storage and provides the cooled cooling medium to the fuel cell.
    Type: Grant
    Filed: May 4, 2021
    Date of Patent: August 30, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Young Jin Cho, Kyung Moon Lee, Byeong Soo Shin, Hoon Mo Park, Dong Hoon Nam
  • Publication number: 20220149398
    Abstract: A system for supplying hydrogen using waste heat of a fuel cell includes: a fuel cell to produce electric power using hydrogen; an internal cooling line in which a cooling medium flows and configured to pass through the fuel cell while cooling the fuel cell with the cooling medium; a solid hydrogen storage provided on a downstream side of the fuel cell on the internal cooling line and configured to discharge the hydrogen through absorption of waste heat of the heated cooling medium and to supply the discharged hydrogen to the fuel cell; and a hydrogen supply line to connect the solid hydrogen storage and the fuel cell and to supply the discharged hydrogen. In particular, the internal cooling line is reconnected to the fuel cell after passing through the solid hydrogen storage and provides the cooled cooling medium to the fuel cell.
    Type: Application
    Filed: May 4, 2021
    Publication date: May 12, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Young Jin CHO, Kyung Moon LEE, Byeong Soo SHIN, Hoon Mo PARK, Dong Hoon NAM
  • Patent number: 11320093
    Abstract: Disclosed is a hydrogen storing method having improved energy efficiency by efficiently reusing heat through a heat circulation structure. Specifically, the hydrogen storing method includes supplying hydrogen by the supply device, compressing hydrogen received from the supply device by a compression device, receiving the hydrogen compressed by the compression device and storing the same in a storage device, and transferring heat generated from the storage device to the compression device, wherein the compression device and the storage device each include solid state hydrogen storage materials that cause an exothermic reaction when hydrogen is stored and an endothermic reaction when hydrogen is released.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: May 3, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Ji Hye Park, Dong Hoon Nam, Hoon Mo Park, Kyung Moon Lee
  • Publication number: 20220119250
    Abstract: A system for generating hydrogen includes an ammonia decomposition bed configured to introduce an ammonia gas, decompose the ammonia gas into a high-pressure first mixed gas including nitrogen and hydrogen, and discharge the high-pressure first mixed gas; an ammonia adsorption bed supplied with the high-pressure first mixed gas from the ammonia decomposition bed, and configured to adsorb ammonia of the first mixed gas, and discharge a high-pressure second mixed gas including nitrogen and hydrogen; and a nitrogen adsorption bed directly supplied with the high-pressure second mixed gas from the ammonia adsorption bed, and configured to adsorb the nitrogen, and discharge the hydrogen.
    Type: Application
    Filed: March 1, 2021
    Publication date: April 21, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Byeong Soo SHIN, Kyung Moon LEE, Young Jin CHO, Hoon Mo PARK, Dong Hoon NAM
  • Patent number: 11273425
    Abstract: A dehydrogenation chemical reactor includes: a housing; a catalyst part made of a thermally conductive material and disposed in the housing, where the catalyst part has a panel shape, and a catalyst is coated on a surface of the catalyst part to separate hydrogen from an organic hydrogen carrier; a heat transfer pipe which is installed to contact the catalyst part, and conducts latent heat to the catalyst part while pressurized and saturated fluid is supplied therein; and an organic hydrogen carrier line which is connected to the housing to form a passage in which the organic hydrogen carrier is introduced into the housing, contacts the catalyst part to separate hydrogen, and then is discharged.
    Type: Grant
    Filed: September 28, 2020
    Date of Patent: March 15, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, Kookmin University Industry Academy Cooperation Foundation
    Inventors: Dong Hoon Nam, Kyung Moon Lee, Hoon Mo Park, Young-Jin Cho, Byeong Soo Shin, Hee Joon Lee, Seon Jeong Huh
  • Publication number: 20220048765
    Abstract: A hydrogen storage composite material includes: a graphene oxide framework provided as a porous structure and having an average pore diameter of 1 to 2 nm; and the graphene oxide framework is impregnated with a metal hydride, the graphene oxide framework comprises: a graphene oxide; and a linker connecting the graphene oxide.
    Type: Application
    Filed: November 19, 2020
    Publication date: February 17, 2022
    Inventors: Dong Hoon NAM, Kyung Moon LEE, Hoonmo PARK, Young Jin CHO, Byeongsoo SHIN, Eun Seon CHO, Hyung Wan DO
  • Publication number: 20210396355
    Abstract: A solid state hydrogen storage device includes: a solid state hydrogen storage material in which hydrogen is stored; a heat exchanger in a plate shape that is inserted into the solid state hydrogen storage material and exchanges heat with the solid state hydrogen storage material through contact with the solid state hydrogen storage material; a storage container in which the solid state hydrogen storage material and the heat exchanger are accommodated; and a cap connected to an upper portion of the storage container and configured to seal the interior of the storage container.
    Type: Application
    Filed: October 19, 2020
    Publication date: December 23, 2021
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Young Jin CHO, Kyung Moon LEE, Byeong Soo SHIN, Hoon Mo PARK, Dong Hoon NAM
  • Publication number: 20210299627
    Abstract: A dehydrogenation chemical reactor includes: a housing; a catalyst part made of a thermally conductive material and disposed in the housing, where the catalyst part has a panel shape, and a catalyst is coated on a surface of the catalyst part to separate hydrogen from an organic hydrogen carrier; a heat transfer pipe which is installed to contact the catalyst part, and conducts latent heat to the catalyst part while pressurized and saturated fluid is supplied therein; and an organic hydrogen carrier line which is connected to the housing to form a passage in which the organic hydrogen carrier is introduced into the housing, contacts the catalyst part to separate hydrogen, and then is discharged.
    Type: Application
    Filed: September 28, 2020
    Publication date: September 30, 2021
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, Kookmin University Industry Academy Cooperation Foundation
    Inventors: Dong Hoon NAM, Kyung Moon LEE, Hoon Mo PARK, Young-Jin CHO, Byeong Soo SHIN, Hee Joon LEE, Seon Jeong HUH