Patents by Inventor Hee Seo

Hee Seo 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: 11936052
    Abstract: Provided is a fluorine-doped tin oxide support, a platinum catalyst for a fuel cell having the same, and a method for producing the same. Also described is a high electrical conductivity and electrochemical durability by doping fluorine to the tin oxide-based support through an electrospinning process. Thus, while resolving a degradation issue of the carbon support in the conventional commercially available platinum/carbon (Pt/C) catalyst, what is designed is to minimize an electrochemical elution of dopant or tin, which is a limitation of the tin oxide support itself and has excellent performance as a catalyst for a fuel cell.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: March 19, 2024
    Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Jin Young Kim, Jong Min Kim, Hee-Young Park, So Young Lee, Hyun Seo Park, Sung Jong Yoo, Jong Hyun Jang, Hyoung-Juhn Kim, Chang Won Yoon, Jonghee Han
  • Publication number: 20240087956
    Abstract: A semiconductor device includes a substrate including an active pattern, a first interlayer dielectric layer on the substrate, the first interlayer dielectric layer including a recess on an upper portion thereof, and a lower connection line in the first interlayer dielectric layer, the lower connection line being electrically connected to the active pattern, and the lower connection line including a conductive pattern, the recess of the first interlayer dielectric layer selectively exposing a top surface of the conductive pattern, and a barrier pattern between the conductive pattern and the first interlayer dielectric layer, the first interlayer dielectric layer covering a top surface of the barrier pattern.
    Type: Application
    Filed: November 16, 2023
    Publication date: March 14, 2024
    Inventors: Woojin LEE, Hoon Seok SEO, Sanghoon AHN, Kyu-Hee HAN
  • Patent number: 11923580
    Abstract: Stainless steel for a fuel cell separator plate and a manufacturing method therefor are disclosed. The stainless steel for a fuel cell separator plate, according to one embodiment of the present invention, comprises: a stainless base material; and a passive film formed on the stainless base material, wherein a Cr/Fe atomic weight ratio in a 1 nm or less thickness region of the stainless base material, which is adjacent to an interface between the stainless and the passive film, is 0.45 or more. Therefore, by modifying the surface of the stainless steel for a fuel cell separator plate, a low interface contact resistance and a good corrosion resistance can be obtained, and a separate additional process such as precious metal coating can be removed, such that manufacturing costs are reduced and productivity can be improved.
    Type: Grant
    Filed: July 29, 2016
    Date of Patent: March 5, 2024
    Assignee: POSCO CO., LTD
    Inventors: Kwang Min Kim, Jong Hee Kim, Ki Hoon Jo, Bo Sung Seo
  • Publication number: 20240071262
    Abstract: An electronic price indicator according to an embodiment includes a display displaying product information, an NFC module configured to communicate with a user terminal, a Bluetooth module configured to communicate with the user terminal, and a processor configured to control the display to display the product information received from the user terminal through the Bluetooth module. The processor is further configured to release a sleep mode when receiving an interrupt from the user terminal through the NFC module, and perform Bluetooth communication with the user terminal by initiating a scan for a predetermined period of time to receive an advertising signal from the user terminal.
    Type: Application
    Filed: January 20, 2023
    Publication date: February 29, 2024
    Inventors: Jae Gun HEO, Chung Hee LEE, Do Sang KWON, Woo Seok HAN, Chan LEE, Ji Hoon KIM, Bo II SEO
  • Publication number: 20240065568
    Abstract: An appliance for monitoring blood flow is provided. The appliance includes a plurality of spatially separated acousteomic sensors for auscultation detection of a patient; a hardware processor and a non-transitory computer-readable medium that stores a trained computer model for modeling a function of a healthy heart for analyzing the acousteomic signals; and a transmitter that transmits the acousteomic signals from the plurality of acousteomic sensors.
    Type: Application
    Filed: December 23, 2021
    Publication date: February 29, 2024
    Applicant: THE JOHNS HOPKINS UNIVERSITY
    Inventors: Andreas G. ANDREOU, Rajat MITTAL, Christos SAPSANIS, Jung Hee SEO, W. Reid THOMPSON, Jon R. RESAR
  • Patent number: 11917233
    Abstract: Disclosed are a display device and a remote controller controlling same. The display device comprises a communication unit for receiving a request packet periodically transmitted from the remote controller including a plurality of buttons, wherein the request packet includes an event associated with a first button among the plurality of buttons; an identification unit for periodically identifying whether the request packet is received within a first time section; and a control unit for, when periodic reception of the request packet is stopped within the first time section, controlling the operation of the display device to forcibly perform a release event of the first button.
    Type: Grant
    Filed: January 7, 2020
    Date of Patent: February 27, 2024
    Assignee: LG ELECTRONICS INC.
    Inventors: Kwan Hee Seo, Obong An, Mi Yeon Kwon, Kyung Ryun Lee
  • Patent number: 11840611
    Abstract: The embodiments relate to a polyamide-based composite film that not only has excellent curl characteristics, mechanical properties, and optical properties, but also exhibits a privacy protection effect at a wide angle of view and glossiness characteristics similar to those glass at a main angle of view, and to a display device comprising the same. There are provided a polyamide-based composite film that comprises a base film comprising a polyamide-based polymer; and a functional layer disposed on the base film, wherein a glossiness control value according to Equation 1 is 0 or more, and a displace device comprising the same.
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: December 12, 2023
    Assignees: SK Microworks Solutions Co., LTD., SK Microworks Co., LTD.
    Inventors: Yun Hee Seo, Sang Hun Choi, Jin Woo Lee, Jung Hee Ki, Dae Seong Oh, Han Jun Kim, Sun Hwan Kim
  • Patent number: 11805616
    Abstract: Embodiments relate to a polyimide-based composite film, which comprises a base film comprising a polyimide-based resin; and a functional layer disposed on the base film, wherein when the side of the functional layer located opposite to the side in contact with the base film is referred to as a first side and when the side of the base film in contact with the functional layer is referred to as a second side, the leveling index represented by Equation 1 is less than 0.75.
    Type: Grant
    Filed: July 29, 2020
    Date of Patent: October 31, 2023
    Assignees: SK microworks Co., Ltd., SK microworks solutions Co., Ltd.
    Inventors: Sunhwan Kim, Jung Hee Ki, Jin Woo Lee, Dawoo Jeong, Seung Yong Pyun, Yun Hee Seo
  • Patent number: 11791098
    Abstract: A multilayer capacitor includes a body including a plurality of dielectric layers, and a plurality of internal electrodes stacked with one of the dielectric layers interposed therebetween, and external electrodes disposed on external surfaces of the body and connected to the internal electrodes, respectively. The plurality of dielectric layers include a dielectric expressed by empirical formula BaM1aTi1-xSnxM2bO3 (0.008?x?0.05, 0.006?a?0.03, and 0.0006?b<0.006) in which M1 includes a rare earth element, and M2 includes at least one of Mn or V.
    Type: Grant
    Filed: November 18, 2021
    Date of Patent: October 17, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jin Woo Kim, Jong Suk Jeong, Jong Hoon Yoo, Chun Hee Seo, Jeong Wook Seo, Dong Geon Yoo, Dong Hun Kim, Su Been Kim
  • Patent number: 11763494
    Abstract: A mobile surveillance apparatus includes: a communication interface configured to receive map data of a preset area; and a processor configured to process the map data by reflecting at least one of unevenness and obstruction on a driving surface of a mobile module, and set a path for the mobile module, based on the processed map data.
    Type: Grant
    Filed: August 17, 2020
    Date of Patent: September 19, 2023
    Assignee: HANWHA AEROSPACE CO., LTD.
    Inventors: Hee Seo Chae, Jae Chan Park
  • Patent number: 11742473
    Abstract: The present invention relates to a reduced-graphene-oxide/silicon-metal-particle composite, a method of manufacturing the composite and an electrode for a secondary battery including the composite. The method of manufacturing the reduced-graphene-oxide/silicon-metal-particle composite includes preparing a reduced-graphene-oxide dispersion solution by reducing graphene oxide formed through cation-pi interaction, preparing a reduced-graphene-oxide/silicon-metal-particle dispersion solution by mixing the reduced-graphene-oxide dispersion solution with silicon metal particles, and manufacturing a composite powder having a core-shell structure by drying the reduced-graphene-oxide/silicon-metal-particle dispersion solution. Thereby, reduced graphene oxide can be formed using the graphene oxide dispersion solution having few defects and high purity obtained through cation-pi interaction, and dried to afford a composite powder having a core-shell structure, which is applicable to an electrode for a secondary battery.
    Type: Grant
    Filed: June 3, 2020
    Date of Patent: August 29, 2023
    Inventors: Seung Yol Jeong, Geon Woong Lee, Jong Hwan Park, Sun Hye Yang, Soo Yeon Jeong, Ick Jun Kim, Seon Hee Seo, Hye Jung Lee, Hee Jin Jeong, Joong Tark Han
  • Patent number: 11731410
    Abstract: The embodiments relate to a polyamide-based composite film that has excellent curl characteristics, mechanical properties, and optical properties, as well as, in particular, is effective in preventing reflection in the visible light region, remarkably reduces the rainbow phenomenon, and achieves a texture similar to that of glass, and a display device comprising the same. There are provided a polyamide-based composite film, which comprises a base film comprising a polyamide-based polymer; and a functional layer disposed on the base film, wherein the in-plane retardation (Re) measured with light having a wavelength of 550 nm is 100 nm to 220 nm, and a display device comprising the same.
    Type: Grant
    Filed: April 27, 2022
    Date of Patent: August 22, 2023
    Assignees: SK MICROWORKS CO., LTD., SK microworks solutions Co., Ltd.
    Inventors: Yun-Hee Seo, Sang Hun Choi, Jung Hee Ki, Jin Woo Lee, Dae Seong Oh, Han Jun Kim, Sun Hwan Kim, Heung Sik Kim
  • Publication number: 20230219044
    Abstract: A process and a device for continuous micromixing of two fluids is disclosed. The process and the device can be used in particular when micromixing plays an important role, for example, in the yield and characteristics of the products. This is the case for crystallization, precipitation and combustion reactions and for micelle assembly or polyelectrolyte complexation processes.
    Type: Application
    Filed: June 10, 2021
    Publication date: July 13, 2023
    Inventors: Rajat Mittal, Jung Hee Seo, Hai-Quan Mao, Yue Hao, Yizong Hu
  • Patent number: 11698179
    Abstract: A lighting apparatus of vehicles may include a light source unit of emitting light; a first reflection unit of reflecting light incident from the light source unit to discharge the reflected light outside the first reflection unit; a second reflection unit rotatably provided between the light source unit and the first reflection unit to reflect light for allowing light emitted by the light source unit to move to the first reflection unit or blocking the light such that the light is not moved to the first reflection unit and reflecting the light at a position different from the first reflection unit to discharge the light outside depending on a rotational position of the second reflection unit; and a driving unit connected to the second reflection unit and configured of adjusting the rotational position of the second reflection unit.
    Type: Grant
    Filed: November 12, 2021
    Date of Patent: July 11, 2023
    Assignees: Hyundai Motor Company, Kia Corporation, SL Corporation
    Inventors: Jung Wook Lim, Byoung Suk Ahn, Ki Hong Lee, Seung Hyeok Chang, Jung Hee Seo, Ji Yeon Kim, Yoo Jin Son, Jong Young Kim, Jin Sik Nam, Dong Hyun Go, Mi Hyang Park
  • Publication number: 20230174208
    Abstract: A Flettner rotor that employs localized suction over its surface improves performance and fuel efficiency. Simulations and analysis show that such a method can significantly improve the performance of the Flettner rotor. Improvements in rotor performance enable reduction in fuel costs and greenhouse gas emission by ships or other modes of transport. Improvements in rotor performance can also reduce noise for applications such as drones or other devices having rotors.
    Type: Application
    Filed: April 30, 2021
    Publication date: June 8, 2023
    Inventors: Rajat Mittal, Jung Hee Seo, Christopher Williams, Rui Ni
  • Publication number: 20230176687
    Abstract: The present disclosure relates to a display device that can reduce a difference between the load connected to scan lines around a notch area and the load connected to scan lines in the entire display area. According to an embodiment of the disclosure, a display device comprising a display panel comprising a display area that includes a first display area, and a second display area and a third display area disposed adjacent to the first area, a touch detector, a scan driver circuit, and a touch driver circuit supplying a touch driving signal to touch electrodes of the touch detector, wherein the touch driver circuit changes a pulse width or an output timing of the touch driving signal while images are displayed on at least one of the first to third display areas and supplies the touch driving signal to the touch electrodes.
    Type: Application
    Filed: October 18, 2022
    Publication date: June 8, 2023
    Inventor: Myeong Hee SEO
  • Patent number: 11657964
    Abstract: A multilayer capacitor includes a capacitor body including an active region having dielectric layers and internal electrodes alternately stacked therein, the capacitor body including upper and lower covers disposed on upper and lower surfaces of the active region, respectively; and an external electrode disposed on an external surface of the capacitor body. In one of the upper and lower covers, a portion thereof between a boundary surface of the active region and a boundary surface of the capacitor body is divided into a first cover region adjacent to the active region and a second cover region adjacent to the boundary surface of the capacitor body, and the first cover region includes grains having a core-shell structure doped with Sn. The first cover region includes 20% or more of Sn-doped core-shell structure grains, compared to the total of grains in the first cover region.
    Type: Grant
    Filed: December 13, 2021
    Date of Patent: May 23, 2023
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Chun Hee Seo, Jong Suk Jeong, Jin Woo Kim, Tae Hyung Kim, Jeong Wook Seo, Dong Geon Yoo, Jong Hoon Yoo, Su Been Kim
  • Patent number: 11655952
    Abstract: A vehicle grille includes: a grille panel; a lens panel disposed at a rear side of the grille panel, formed in a same shape as some or entire area of the grille panel, and, when a light is incident, configured to allow some of the light to propagate in the lens panel and emit some of the light to an outside of the lens panel; and a housing disposed on a rear surface of the lens panel, formed in a same shape as the lens panel, and including a coupling provision hole configured to allow a front surface of the lens panel to be coupled to a rear surface of the grille panel at a rear side of the lens panel, wherein the rear surface of the lens panel and a front surface of the housing are coupled at the front side of the lens panel.
    Type: Grant
    Filed: May 13, 2022
    Date of Patent: May 23, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, SL Corporation
    Inventors: Byoung Suk Ahn, Jung Wook Lim, Ki Hong Lee, Seung Sik Han, Dong Hyun Go, Jung Hee Seo, Kyeong Jin Ahn
  • Publication number: 20230145889
    Abstract: According to an aspect of the present disclosure, a capacitor component includes a body including a dielectric layer and an internal electrode layer; and an external electrode disposed on the body and connected to the internal electrode layer, wherein the body further includes a withstand voltage layer disposed in a region spaced apart by more than 0 to 30 nm or less in a direction from a boundary of the internal electrode layer toward the dielectric layer, and having ionic mobility, lower than ionic mobility of the dielectric layer.
    Type: Application
    Filed: April 5, 2022
    Publication date: May 11, 2023
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jong Hoon Yoo, Su Been Kim, Kyung Ryul Lee, Jong Suk Jeong, Chun Hee Seo, Dong Geon Yoo, Hyung Jun Kong
  • Publication number: 20230097107
    Abstract: The embodiments provide a polyamide-imide-based film that comprises a polyamide-imide-based polymer and has an rSE value of 0.8 to 1.25 as represented by the following Equation 1, whereby it is excellent in adhesion to a hard coating layer and light resistance to a UV light source, a process for preparing the same, and a composite film and a display device comprising the same. <Equation 1> rSE=SE1/SE2 In Equation 1, SE1 is the surface energy (dyne) of a first side of the film, and SE2 is the surface energy (dyne) of a second side of the film.
    Type: Application
    Filed: June 28, 2022
    Publication date: March 30, 2023
    Inventors: Sun Hwan KIM, Dae Seong OH, Yun-Hee SEO, Jin Woo LEE