Patents by Inventor Ji-hoon Park

Ji-hoon Park 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: 20240387770
    Abstract: A light emitting diode includes an n-type nitride semiconductor layer, an active layer located on the n-type nitride semiconductor layer, and a p-type nitride semiconductor layer located on the active layer. The active layer has a single structure of a multi-quantum well in which a plurality of barrier layers and a plurality of well layers are stacked, and the active layer emits white light.
    Type: Application
    Filed: July 29, 2024
    Publication date: November 21, 2024
    Inventors: Yong Hyun BAEK, Ji Hun KANG, Chae Hon KIM, Ji Hoon PARK
  • Publication number: 20240377926
    Abstract: Disclosed are an electronic apparatus and an operating method thereof. The present invention relates to an electronic apparatus capable of displaying the page that constitutes an electronic document by two pages at the same time on one screen and an operating method thereof.
    Type: Application
    Filed: July 22, 2022
    Publication date: November 14, 2024
    Applicant: FLEXCIL INC.
    Inventors: Chae Myeong LIM, Ji Hoon PARK
  • Publication number: 20240353018
    Abstract: A solenoid actuator capable of improving operational reliability by preventing the components stored inside the case from being deformed by externally applied forces includes: a hollow case formed with open top and bottom surfaces, a hollow housing integrated with a connector for power and signal transmission and mounted inside the case, a bobbin assembly mounted inside the housing and connected to the connector, a core penetrating the bobbin assembly, coupled to cover the top of the case and the housing, and having an operating space formed inside, a cover covering the bottom of the case, the housing, and the core, a plunger movably installed in the operating space, a rod coupled to penetrate through the core and movable by the plunger, and a deformation prevention means provided between the bobbin assembly and the core, preventing deformation and movement of components stored inside the case.
    Type: Application
    Filed: August 16, 2022
    Publication date: October 24, 2024
    Inventors: Eui-Dong Ro, Chan-Shik Ahn, Ji-Hoon Park, Jeong-Hyun Seo
  • Patent number: 12125945
    Abstract: A light emitting diode includes an n-type nitride semiconductor layer, a V-pit generation layer located over the n-type nitride semiconductor layer and having a V-pit, an active layer located on the V-pit generation layer, and a p-type nitride semiconductor layer located on the active layer. The active layer includes a well layer, which includes a first well layer portion formed along a flat surface of the V-pit generation layer and a second well layer portion formed in the V-pit of the V-pit generation layer. The active layer emits light having at least two peak wavelengths at a single chip level.
    Type: Grant
    Filed: January 16, 2023
    Date of Patent: October 22, 2024
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Yong Hyun Baek, Ji Hun Kang, Chae Hon Kim, Ji Hoon Park
  • Patent number: 12126043
    Abstract: A method for manufacturing a lower case of a battery module includes an extrusion molding operation in which a metal material is extruded to mold a cooling plate member and a sidewall member of a battery module; a forging operation in which an internal surface of the cooling plate member is pressed with a punch, having an edge of a lower end provided vertically to form an accommodation groove; and a forming operation in which an embossed piece, protruding to an external surface of the cooling plate member by forming the accommodation groove, is removed.
    Type: Grant
    Filed: December 8, 2021
    Date of Patent: October 22, 2024
    Assignee: SK On Co., Ltd.
    Inventors: Ji Hoon Lim, Myeong Hwan Ma, Ju Yong Park, Ji Hoon Park
  • Publication number: 20240347241
    Abstract: The present disclosure provides a method for preparing a Mn—Bi based resin magnet, which can provide a Mn—Bi based resin magnet with excellent magnetic properties by forming a polymer coating on the surface of a Mn—Bi based magnetic phase powder, and a Mn—Bi based resin magnet prepared therefrom.
    Type: Application
    Filed: July 15, 2022
    Publication date: October 17, 2024
    Inventors: Chul Jin CHOI, Jong Woo KIM, Ji Hoon PARK, Nam Kyu KIM, Han kuk JEON
  • Patent number: 12103584
    Abstract: The present disclosure relates to a steering control apparatus and method, the apparatus comprising: a reception unit which receives an ignition-off signal and an ignition-on signal, and which receives relative steering angle information received from a relative steering angle sensor for measuring only the relative angle of a steering wheel; a calculation unit which calculates section information by using the relative steering angle information, and which calculates absolute steering angle information on the basis of the relative steering angle information and the section information; and a control unit which determines, when the ignition-off signal is received, whether absolute steering angle calculation conditions enabling calculation of the absolute steering angle information are satisfied even after the ignition is off, and which generates an ignition-off control signal according to the determination result.
    Type: Grant
    Filed: December 24, 2020
    Date of Patent: October 1, 2024
    Assignee: HL MANDO CORPORATION
    Inventors: Ji Hoon Park, Sun Hong Park, Hyun Chul Tae
  • Patent number: 12092010
    Abstract: The present invention relates to a VOC reduction system and a VOC reduction method that applies pulse type thermal energy to a catalyst to activate the catalyst and oxidizes and removes the VOC.
    Type: Grant
    Filed: August 9, 2023
    Date of Patent: September 17, 2024
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Jin Hee Lee, Iljeong Heo, Tae Sun Chang, Ji Hoon Park, Sang Joon Kim, Young Jin Kim
  • Patent number: 12095001
    Abstract: A light emitting diode includes an n-type nitride semiconductor layer, an active layer located on the n-type nitride semiconductor layer, and a p-type nitride semiconductor layer located on the active layer. The active layer has a single structure of a multi-quantum well in which a plurality of barrier layers and a plurality of well layers are stacked, and the active layer emits white light.
    Type: Grant
    Filed: April 12, 2021
    Date of Patent: September 17, 2024
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Yong Hyun Baek, Ji Hun Kang, Chae Hon Kim, Ji Hoon Park
  • Publication number: 20240261464
    Abstract: The present invention relates to a powder formulation for tissue repair, a preparation method therefor, and an injectable composition for tissue repair, comprising same, and, more specifically, to: a powder formulation, a preparation method therefor, and an injectable composition for tissue repair, comprising same, the powder formulation comprising a biocompatible copolymer, which is a copolymer of a hydrophobic biocompatible polymer and a hydrophilic biocompatible polymer and forms, in an aqueous medium, micelle-type nanoparticles with an average diameter of a specific range and/or has a ratio, of a specific level or less, of the hydrophilic biocompatible polymer to the hydrophobic biocompatible polymer, being in a powder form so as to facilitate transport, storage and handling, being readily dissolved in an aqueous medium at room temperature so as to form stable nanoparticles, and allowing collagen induction to be performed without being phagocytosed by macrophages after being introduced into the body, ther
    Type: Application
    Filed: July 21, 2022
    Publication date: August 8, 2024
    Applicant: SAMYANG HOLDINGS CORPORATION
    Inventors: Ji Hoon PARK, Hye Sung YOON, Soo Mee LIM
  • Publication number: 20240222011
    Abstract: A capacitor component may include: first and second connection conductive layers; a plurality of conductive nanowires respectively connecting the first and second connection conductive layers; a conductive body disposed between the first and second connection conductive layers to have a plurality of through-holes in which the plurality of conductive nanowires are disposed; and a dielectric film disposed so that at least a portion thereof is disposed between the plurality of conductive nanowires and the conductive body in the plurality of through-holes, wherein an aspect ratio, which is a ratio of a length to a width of one of the plurality of conductive nanowires, may be 1000 or more.
    Type: Application
    Filed: October 17, 2023
    Publication date: July 4, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hae Suk CHUNG, Woon Kyung LEE, Jung Sub CHOI, Gwang Pyo PARK, Ji Hoon PARK, Jun Goo WON, Hyun Goo JEON, Kwang Mook LEE
  • Patent number: 11990270
    Abstract: An aspect of the present disclosure provides a bus bar as a winding in a core of a transformer includes multiple sub-bars arranged horizontally and connected in parallel so as to minimize an AC current in the transformer, and the sub-bars have different widths and thus resistances or impedances with respect to a current flowing through the sub-bars are the same. Another aspect of the present disclosure provides a method of designing a bus bar for resistance or impedance matching between multiple sub-bars included in the bus bar to share a current to minimize an AC current in the transformer. Another aspect of the present disclosure provides a transformer, for a DC-DC converter for use in a vehicle, which is manufactured by the method of designing a bus bar.
    Type: Grant
    Filed: November 23, 2021
    Date of Patent: May 21, 2024
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Tae Ho Bang, Deok Kwan Choi, Won Gon Kim, Min Heo, Ji Hoon Park, Kang Min Kim, A Ra Lee, Hyun Woo Shim, Du Ho Kim, Soo Min Jeon
  • Patent number: 11985580
    Abstract: An electronic device includes a narrowband internet of things (NB-IoT) circuit; a shared central processor to control the narrowband internet of things circuit; a shared memory to store data or code from the shared central processor; and a communicator controlled by the shared central processor. The communicator stores the data or the code in the shared memory.
    Type: Grant
    Filed: June 27, 2023
    Date of Patent: May 14, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Woo Young Choi, Dong Yun Kim, Ivan Galkin, Ji-Hoon Park, Jong-Jin Lee
  • Patent number: 11975500
    Abstract: Provided is a method for manufacturing a polarizing plate, comprising a step of irradiating an optical laminate with ultraviolet rays having an emission wavelength band of 380 nm to 410 nm. The optical laminate sequentially comprises a first base film, a first adhesive layer, a linear polarizer, a second adhesive layer, a second base film and a reverse dispersion liquid crystal layer. The first adhesive layer and the second adhesive layer each comprise a photosensitizer for initiating a curing reaction in a wavelength band of 350 nm to 410 nm, and the ultraviolet rays are irradiated on the first base film side of the optical laminate.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: May 7, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Young Sik Kim, Jin Yong Park, Yeon Ok Jung, Min Woo Hwang, Jung Geun Kwon, Yong Su Ju, Chan Youn Kim, Ji Hoon Park, Seong Min Lim
  • Publication number: 20240136467
    Abstract: A lighting apparatus includes a light emitting diode, in which the light emitting diode includes an n-type nitride semiconductor layer, an active layer located on the n-type nitride semiconductor layer, and a p-type nitride semiconductor layer located on the active layer. The light emitting diode emits light that varies from yellow light to white light depending on a driving current.
    Type: Application
    Filed: December 6, 2023
    Publication date: April 25, 2024
    Applicant: SEOUL VIOSYS CO., LTD.
    Inventors: Yong Hyun BAEK, Ji Hun KANG, Chae Hon KIM, Ji Hoon PARK, So Ra LEE
  • Patent number: 11965446
    Abstract: The present invention relates to a VOC reduction system and a VOC reduction method that applies pulse type thermal energy to a catalyst to activate the catalyst and oxidizes and removes the VOC.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: April 23, 2024
    Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Jin Hee Lee, Iljeong Heo, Tae Sun Chang, Ji Hoon Park, Sang Joon Kim, Young Jin Kim
  • Patent number: 11952345
    Abstract: Provided is a method for synthesizing bipyridine that includes performing a dimerization reaction of a reactant including a piperidine-based compound, a pyridine-based compound, or a mixture thereof in the presence of a catalyst in which an active metal is supported on a composite metal oxide support including silica (SiO2) and alumina (Al2O3).
    Type: Grant
    Filed: August 22, 2022
    Date of Patent: April 9, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Jihui Seo, Jaeyong Lee, Pyung Soon Kim, Jin Woo Choung, Yongwoo Kim, Ji Hoon Park, Soo Min Kim, Jeong Jae Lee, Kwanyong Jeong
  • Publication number: 20240096603
    Abstract: The inventive concept provides a substrate treating apparatus. The substrate treating apparatus includes an electrode plate applied with a power; an ion blocker positioned at a bottom side of the electrode plate, which has a plurality of top holes formed thereon, and which is grounded; a shower head positioned at a bottom side of the ion blocker and which has a plurality of bottom holes formed thereon; and a turbulence generating unit configured to have a turbulence space therein, and which is positioned at a space between the ion blocker and the shower head, and wherein the top hole is positioned to overlap the turbulence space when seen from above, and the bottom hole is positioned at an outer side of the turbulence space, and which faces at least one of a bottom surface of the ion blocker and an outer wall of the turbulence generating unit when seen from below.
    Type: Application
    Filed: September 19, 2023
    Publication date: March 21, 2024
    Applicant: SEMES CO., LTD.
    Inventors: Dong-Hun KIM, Wan Jae PARK, Dong Sub OH, Myoung Sub NOH, Ji Hoon PARK
  • Patent number: 11918531
    Abstract: Provided is a thermotherapy device, which includes a first housing (10), a second housing (20) disposed under the first housing (10), a transfer plate (30), at both sides of which transfer rollers (31) are provided, and a pair of guide rails (40) that is provided to the second housing (20) and on which the respective transfer rollers (31) of the transfer plate (30) are placed. The pair of guide rails (40) are integrally molded when the second housing (20) is injection-molded. Thus, since the guide rails on which the transfer rollers of the transfer plate travel are integrally molded when the second housing is injection-molded, inefficiency caused by mounting separate rails as in the related art is removed, and thereby assemblability, productivity, and economic efficiency of the thermotherapy device can be improved.
    Type: Grant
    Filed: February 26, 2020
    Date of Patent: March 5, 2024
    Assignee: Ceragem Co., Ltd.
    Inventors: Dong Myoung Lee, Sang Min Lee, Ho Sang Yu, Ji Hoon Park, Sang Ui Choi
  • Publication number: 20240063734
    Abstract: A position sensor of a motor includes: a housing in which a hollow is formed and an accommodation space is formed as surrounding the hollow; a ground ring formed through an inner circumferential surface of the housing; a first PCB installed in the accommodation space and formed with a first circuit part; an induction unit facing the first PCB and rotates; a connecting bushing embedded in the housing and electrically connected to the ground by a fastening member; and a relay unit installed in the accommodation space and relaying the ground ring and the connection bushing. The ground ring is formed with a body formed through the inner circumferential surface, a contact part formed on one side of the body and disposed of in the hollow, and a first connection part extending from the other side of the body and contacting the relay unit.
    Type: Application
    Filed: September 23, 2021
    Publication date: February 22, 2024
    Inventors: Jae Moon JUNG, Byung Wook KWON, Jin Seok JANG, Ji Hoon PARK