Patents by Inventor Ji-hwan Kim

Ji-hwan 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).

  • Publication number: 20250007093
    Abstract: A secondary battery includes: an electrode assembly including a first electrode tab and a second electrode tab at a top portion; a first terminal electrically connected to the first electrode tab of the electrode assembly; a case accommodating the electrode assembly and a portion of the first terminal and including a safety vent at a bottom portion; a side retainer between a side of the case and a side of the electrode assembly; and a cap plate sealing a top opening of the case, and the side retainer includes a gas movement passage extending in a third direction, which is a longitudinal direction of the case.
    Type: Application
    Filed: December 13, 2023
    Publication date: January 2, 2025
    Inventors: Heyoung Cheoul ROH, Jun Sun YONG, Jun Hyung LEE, Kwang Soo BAE, Ji Hwan KIM, Chae Eun BAE
  • Publication number: 20250006538
    Abstract: A cryogenic electrostatic chuck system and a method for controlling the same according to a preferred embodiment of the present invention is capable of performing a cryogenic process for a substrate, such as a cryogenic etching process and a cryogenic deposition process, even in a cryogenic range, and is capable of implementing a vertical etch profile, which is ideal for feature etching, with a high aspect ratio.
    Type: Application
    Filed: November 15, 2021
    Publication date: January 2, 2025
    Inventors: Gi Chung KWON, Hee Tae KWON, Ji Hwan KIM, Woo Jae KIM, In Young BANG
  • Patent number: 12185482
    Abstract: An armrest touch screen device with a water discharge function applied to a vehicle according to the present disclosure includes one or more of: a water discharge part defined by a touch screen panel and a screen body; a fitting coupling part defined by the touch screen panel and the screen body; a bolting fastening part defined by the touch screen panel, the screen body, a circuit board, and a screen casing; and a hook engaging part defined by the screen body and a screen casing. Accordingly, it is possible to prevent water permeation into the touch screen panel, reduce the weight and the material costs by reducing the number of screws, implement the robust touch screen design, and minimize the assembly dimension error.
    Type: Grant
    Filed: August 10, 2022
    Date of Patent: December 31, 2024
    Assignees: Hyundai Motor Company, Kia Corporation, Mobase Electronics co., ltd.
    Inventors: Ji-Hwan Kim, Tae-Hoon Lee, Byeong-Seon Son, Seon-Chae Na, Sang-Ho Kim, Sang-Hoon Park, Sang-Kil Park
  • Publication number: 20240391371
    Abstract: Disclosed is a headrest having a speaker, the headrest including: a headrest frame having a rear surface to which a driving module is coupled so that the headrest frame is movable forwards, rearwards, or vertically in response to operation of the driving module, the headrest frame having a front surface formed with a speaker mounting space recessed rearwards; a speaker, inserted and fastened into the speaker mounting space in the headrest frame, provided with an output portion facing forwards and configured to output sound; a foam pad mounted on the front surface of the headrest frame so as to cover both the headrest frame and the speaker; a covering configured to cover a front surface of the foam pad and forming a front exterior of the headrest; and a headrest stay configured to connect the headrest frame to a seat.
    Type: Application
    Filed: August 8, 2024
    Publication date: November 28, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, HYUNDAI TRANSYS INC.
    Inventors: Byeong Seon Son, Tae Hoon Lee, Young Sun Choi, Ji Hwan Kim, Seon Chae Na, Sang Ho Kim, Sang Hoon Park, Jae Ho Song, Won Kee Kim
  • Publication number: 20240382164
    Abstract: The present invention relates to an alarming method for differentially generating an alarm, and a recording medium. According to one embodiment, a method for differentially providing an alarm in an alarming system linked to a drug injector may comprise the steps of: receiving state information from the drug injector; determining the priority of an alarm and an alarm type on the basis of the received state information of the drug injector and a response scenario corresponding to same; and differentially generating an alarm stimulating at least one or more from among visual, auditory, and tactile senses, on the basis of the priority and type of the alarm and the response scenario.
    Type: Application
    Filed: August 8, 2022
    Publication date: November 21, 2024
    Inventors: Ji Hwan KIM, Ji Yun PAIK, Moon Bo KIM, Dong Min LEE, In Jae LEE, Seung Kyu KANG
  • Patent number: 12137613
    Abstract: The present invention relates to a novel polycyclic compound employed in an organic layer of an organoelectro luminescent device, wherein the organoelectro luminescent device employing the compound according to the present invention has remarkably improved luminous efficiency and a long lifespan. According to the present invention, it is possible to implement a highly efficient and long-life organoelectro luminescent device that can be effectively applied to various display devices.
    Type: Grant
    Filed: October 12, 2020
    Date of Patent: November 5, 2024
    Assignee: SFC Co., Ltd.
    Inventors: Bong-ki Shin, Sung-hoon Joo, Byung-sun Yang, Ji-hwan Kim, Hyeon-jun Jo, Sung-eun Choi
  • Publication number: 20240355830
    Abstract: A display device may include a substrate, a buffer layer on the substrate, a first active pattern on the buffer layer, the first active pattern having a first thickness, a second active pattern on the buffer layer spaced from the first active pattern and having a second thickness smaller than the first thickness, a first gate insulating layer on the first active pattern and the second active pattern, a first gate electrode on the first gate insulating layer, the first gate electrode overlapping the first active pattern, and a second gate electrode on the first gate insulating layer, the second gate electrode overlapping the second active pattern.
    Type: Application
    Filed: June 28, 2024
    Publication date: October 24, 2024
    Inventors: JONGHOON CHOI, JONGOH SEO, JI-HWAN KIM, JONGJUN BAEK, BYUNG SOO SO
  • Patent number: 12122278
    Abstract: Disclosed is a headrest having a speaker, the headrest including: a headrest frame having a rear surface to which a driving module is coupled so that the headrest frame is movable forwards, rearwards, or vertically in response to operation of the driving module, the headrest frame having a front surface formed with a mounting space recessed rearwards; a speaker, inserted into the mounting space in the headrest frame, provided with an output portion facing forwards and outputting sound, the speaker having a rear side closed by the headrest frame; a foam pad, mounted on the front surface of the headrest frame so as to cover the headrest frame and the speaker, having formed therein a first through hole outputting sound forwards at a position corresponding to the output portion; and a covering configured to cover the front surface of the foam pad and forming the front exterior of the headrest.
    Type: Grant
    Filed: September 22, 2022
    Date of Patent: October 22, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, HYUNDAI TRANSYS INC.
    Inventors: Byeong Seon Son, Tae Hoon Lee, Young Sun Choi, Ji Hwan Kim, Seon Chae Na, Sang Ho Kim, Sang Hoon Park, Jae Ho Song, Won Kee Kim
  • Publication number: 20240343168
    Abstract: A power swivel device for a vehicle seat is configured to perform both swivel and monopost functions of the vehicle seat. The power swivel device includes a motor configured to swivel the seat and a reduction gear device configured to increase output torque of the motor, which are stacked in a vertical direction on a bottom of the seat. The power swivel device includes a lower housing; an upper housing stacked on and assembled to the lower housing; an eccentric shaft rotatably disposed relative to the lower housing and the upper housing; a motor driving unit mounted between the lower housing and the eccentric shaft; the reduction gear device installed between the upper housing and the eccentric shaft; and a swivel plate rotatably mounted on the reduction gear device and connected to a seat cushion frame.
    Type: Application
    Filed: August 22, 2023
    Publication date: October 17, 2024
    Inventors: Sang Ho Kim, Byung Yong Choi, So Young Yoo, Ji Hwan Kim, Sang Uk Yu, Dong Woo Kim, Young Joon Kim, Jae Ho Kim, Duck Yeol Kim, Ho Jin Jung
  • Publication number: 20240343169
    Abstract: A height adjustment device and a swivel device for a vehicle seat are configured to adjust seat height and swivel the vehicle seat. The height adjustment device includes a first reduction gear device disposed at a bottom of the vehicle seat and configured to increase output torque of a first motor and a lifting device engaged with the first reduction gear device and configured to move the seat upwards or downwards, and the swivel device includes a motor driving unit disposed at a bottom of the height adjustment device and a second reduction gear device configured to increase output torque of the motor driving unit, thereby making it possible not only to selectively perform seat height adjustment and swivel operation, but also to perform a monopost function of the seat in a state in which the height adjustment device and the swivel device are stacked in a vertical direction.
    Type: Application
    Filed: September 7, 2023
    Publication date: October 17, 2024
    Inventors: Ki Ryung Lee, Sang Uk Yu, Ji Hwan Kim, So Young Yoo, Sang Ho Kim, Byung Yong Choi, Dong Woo Kim, Young Joon Kim, Jae Ho Kim
  • Publication number: 20240341189
    Abstract: Disclosed are a polycyclic compound with a specific fused ring structure and an organic light emitting device including a light emitting layer that employs the polycyclic compound. The use of the polycyclic compound ensures significantly long lifetime and improved luminous efficiency of the device.
    Type: Application
    Filed: March 27, 2024
    Publication date: October 10, 2024
    Inventors: Ji-hwan Kim, Kyung-Hwa Park, Hyeon-jun Jo, Seong-eun Woo, Soo-kyung Kang, Da-Yeon Lee, Hui-Jae Choi, Ji-hyun Lee, Sung-hoon Joo
  • Publication number: 20240322111
    Abstract: An electrode roll including a bobbin having a variable ring positioned to correspond to a position of a non-coated portion.
    Type: Application
    Filed: November 9, 2022
    Publication date: September 26, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Soon Sik Choi, Oh Cheol Kwon, Ji Hwan Kim, Jeongwon Lee
  • Publication number: 20240308396
    Abstract: A device for height adjustment and swivel of a seat for a vehicle has a structure in which a first motor for height adjustment of the seat, a first reduction gear device for increasing output torque of the first motor, and a lifting device configured to lift or lower the seat by being connected to the first reduction gear device are stacked in a vertical direction, and a second motor for driving of seat swivel, a second reduction gear device for increasing output torque of the second motor, a brake device configured to stop the seat are vertically stacked between a bottom of the seat and the first motor, in order to adjust the height of the seat, enable accurate swiveling, and carry out a monopost function of the seat.
    Type: Application
    Filed: August 16, 2023
    Publication date: September 19, 2024
    Inventors: Ji Hwan Kim, Byung Yong Choi, So Young Yoo, Sang Uk Yu, Sang Ho Kim, Dong Woo Kim, Young Joon Kim, Jae Ho Kim, Ho Jin Jung
  • Publication number: 20240304487
    Abstract: Exemplary embodiments of the present invention provide a substrate processing device and a multi-zone temperature control method which block or transfer heat generated between a substrate and an electrostatic chuck and a base structure or between specific structures using the change in pressure of a heat transfer gas by installing a multi-zone heat transfer adjustment structure between a base structure in which a coolant is supplied and the substrate to easily adjust the temperature of the substrate during the process or after the process.
    Type: Application
    Filed: June 30, 2022
    Publication date: September 12, 2024
    Inventors: Gi Chung KWON, Hee Tae KWON, Ji Hwan KIM, In Young BANG
  • Publication number: 20240301279
    Abstract: The present invention relates to a novel polycyclic compound employed by an organic layer of an organic light-emitting device, and an organic light-emitting device employing the compound according to the present invention has markedly improved luminous efficiency. According to the present invention, it is possible to achieve a highly efficient organic light-emitting device which can be effectively applied to a variety of display devices.
    Type: Application
    Filed: October 14, 2020
    Publication date: September 12, 2024
    Applicant: SFC CO., LTD
    Inventors: Bong-ki SHIN, Sung-hoon JOO, Byung-sun YANG, Ji-hwan KIM, Hyeon-jun JO, Sung-eun CHOI
  • Publication number: 20240276974
    Abstract: The present invention relates to a technology capable of efficiently deriving a place to install an induction fence intended for blocking the invasion of harmful birds and animals, wherein an optimal location may be calculated in such a manner as to calculate, with respect to animal species and inhabitant species shown in an area where the harmful birds and animals appear, an index for vulnerability based on image data and information resulting from analyzing environmental DNA, and to match LiDAR scanning data based on the vulnerability index.
    Type: Application
    Filed: April 18, 2022
    Publication date: August 22, 2024
    Inventors: Young Keun SONG, Ji Hwan KIM, Hee Jung SOHN, Won Hyeop SHIN, Do Hee KIM, Eun Hee PARK
  • Publication number: 20240280794
    Abstract: An optical system includes a first lens including a first surface and a second surface opposite to the first surface and having a first focal length, a second lens including a third surface and a fourth surface opposite to the third surface and having a second focal length, and a curved mirror disposed on a traveling path of a first laser beam passing through the first lens and changing the traveling path of the first laser beam to enter the second lens by reflecting the first laser beam.
    Type: Application
    Filed: October 12, 2023
    Publication date: August 22, 2024
    Inventors: JONGOH SEO, JI-HWAN KIM
  • Publication number: 20240270125
    Abstract: A power swivel apparatus of a seat for a vehicle includes a motor having an eccentric shaft, a reduction gear device connected to the eccentric shaft of the motor, a brake device configured such that braking of the brake device is released by eccentric rotational force of the reduction gear at a time of driving the motor and the brake device exhibits braking force configured to stop the seat at a time of stopping driving of the motor, and a swivel plate connected to the brake device and configured to transmit rotational force so as to swivel the seat.
    Type: Application
    Filed: June 21, 2023
    Publication date: August 15, 2024
    Inventors: Ji Hwan Kim, Byung Yong Choi, So Young Yoo, Sang Uk Yu, Sang Ho Kim, Dong Woo Kim, Jae Ho Kim, Young Joon Kim, Ho Jin Jung
  • Patent number: 12062324
    Abstract: A current mirror circuit includes a first transistor configured to be supplied with a data current from a data driving circuit; a second transistor configured to drive a light emitting diode by mirroring the data current transferred to the first transistor; and a voltage compensation circuit disposed between one terminal of the first transistor and one terminal of the second transistor and configured to compensate for a difference between voltages of the one terminals of the first transistor and the second transistor.
    Type: Grant
    Filed: October 5, 2022
    Date of Patent: August 13, 2024
    Assignee: LX SEMICON CO., LTD.
    Inventors: Ji Hwan Kim, Sang Suk Kim, Jang Su Kim
  • Publication number: 20240257897
    Abstract: An integrated circuit chip includes a first through electrode and a second through electrode formed through the integrated circuit chip, a transmission circuit suitable for selecting one of signals transmitted through the first and second through electrodes, respectively, and transmitting the selected signal to a data line, in response to a selection signal, and a selection signal generation circuit suitable for generating the selection signal by toggling the selection signal, during a test operation.
    Type: Application
    Filed: April 1, 2024
    Publication date: August 1, 2024
    Applicant: SK hynix Inc.
    Inventors: Ji-Hwan KIM, Sang-Muk OH