Patents by Inventor Ji Sung Lee

Ji Sung Lee 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: 20250066319
    Abstract: The present disclosure provides novel (2R,3S)-2-(3-(4,5-dichloro-1H-benzo[d]imidazol-1 -yl)propyl)piperidin-3-ol monohydrochloride, (2R,3S)-2-(3-(4,5-dichloro-1H-benzo[d]imidazol-1 -yl)propyl)piperidin-3-ol oxalate, (2R,3S)-2-(3-(4,5-dichloro-1H-benzo[d]imidazol-1 -yl)propyl)piperidin-3-ol maleate, (2R,3S)-2-(3-(4,5-dichloro-1H-benzo[d]imidazol-1 -yl)propyl)piperidin-3-ol palmitate, and crystalline form of (2R,3S)-2-(3-(4,5-dichloro-1H-benzo[d]imidazol-1-yl)propyl)piperidin-3-ol monohydrochloride. These novel acid addition salts and crystalline forms have low hygroscopicity and excellent severe stability under high temperature and high humidity conditions, and thus can be used pharmaceutically.
    Type: Application
    Filed: December 16, 2022
    Publication date: February 27, 2025
    Inventors: Joon-Hwan Lee, Min Jae Cho, Ji Sung Yoon
  • Publication number: 20250065996
    Abstract: A method of calculating a collision risk of a ship according to an embodiment of the present disclosure may include: calculating an available velocity area based on maneuvering performance of a host ship; calculating a velocity obstacle area where there is a possibility of collision between an object and the host ship; and calculating a collision risk based on at least one of the available velocity area, the velocity obstacle area, and a preset weight.
    Type: Application
    Filed: October 30, 2024
    Publication date: February 27, 2025
    Inventors: Kwang Sung KO, In Beom KIM, Jin Mo PARK, Hui Yong CHOI, Hu Jae CHOI, Su Rim KIM, Gwang Hyeok CHOI, Do Yeop LEE, Do Yeon JUNG, Jin Young OH, Je Hyun CHA, Ji Yoon PARK, Won Chul YOO
  • Publication number: 20250060275
    Abstract: A shock fatigue testing device for a powertrain mount includes: a main frame having a guide support vertically extending from a base plate and a mounting plate coupled to the guide support; a first mount jig mounted to the mounting plate and configured to support the upper portion of a mount member; a second mount jig mounted to a lower portion of the mount member and configured to support the lower portion of the mount member; a weight portion fixed to the second mount jig and configured to apply a load to the mount member; and a vibration portion configured to continuously provide vibration to the base plate to vibrate the weight portion using the main frame, the first mount jig, and the second mount jig as media.
    Type: Application
    Filed: January 11, 2024
    Publication date: February 20, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Woon Ki Cho, Jung Ho Park, Jong Hwan Jang, Ji Hyeon Lee, Hee Sung Lee, Moon Joon Kim, Soon Ju Kim, Jin Young Lee
  • Publication number: 20250062276
    Abstract: The present invention relates to a method for dipping an adhesive material, and the method for dipping an adhesive material includes dipping an adhesive material onto a first dipping stamp, transferring the adhesive material, which is dipped onto the first dipping stamp, to a target substrate, and transferring a device to the target substrate, to which the adhesive material is transferred.
    Type: Application
    Filed: August 16, 2024
    Publication date: February 20, 2025
    Inventors: Jung Ho Shin, Chan Mi Lee, Ji Ho Joo, Gwang Mun Choi, Yong Sung Eom, Kwang Seong Choi, Seok Hwan Moon, Jin Hyuk Oh, Ho Gyeong Yun, Ki Seok Jang
  • Patent number: 12230804
    Abstract: A method of manufacturing an all-solid-state battery electrode, an all-solid-state battery electrode manufactured by the method, and an all-solid-state battery including the electrode are disclosed. In the method, a specific type of binder included in the electrode is prepared in a fiber form by applying pressure to the binder under specific conditions, so that the fiber-form binder thus prepared has an average fineness that satisfies a specific range. Therefore, the all-solid-state battery including the electrode has an advantage of having high capacity even in the case of electrode thickening for high loading.
    Type: Grant
    Filed: December 7, 2021
    Date of Patent: February 18, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, KOREA ELECTRONICS TECHNOLOGY INSTITUTE
    Inventors: Jae Min Lim, Yong Gu Kim, Hong Seok Min, Sang Heon Lee, Sa Heum Kim, Yun Sung Kim, Ji Sang Yu, Kyung Su Kim, Goo Jin Jeong, Woo Suk Cho
  • Patent number: 12225338
    Abstract: A home appliance includes an electrical equipment compartment disposed in an upper portion of the home appliance, and including an upper side that is open, an electrical equipment compartment cover to cover the open upper side of the electrical equipment compartment, and including a speaker hole, a microphone accommodating portion which protrudes upward from an upper side of the electrical equipment compartment cover and including an accommodating space and a front portion that includes microphone holes laterally spaced apart from each other and which face toward a front of the home appliance, a microphone unit including a printed circuit board (PCB) disposed in the accommodation space behind the microphone holes and including microphone chips mounted on the PCB, and a speaker unit disposed in the electrical equipment compartment to correspond to the speaker hole.
    Type: Grant
    Filed: January 30, 2023
    Date of Patent: February 11, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hwa-Sung Kim, Dong Hyun Sohn, Ji-Eun Lee
  • Publication number: 20250046245
    Abstract: A display device is disclosed that includes a display panel including a plurality of pixels configured to receive an initialization voltage through an initialization voltage line, a controller configured to output a voltage control signal for controlling a voltage level of the initialization voltage, and a power manager configured to provide the initialization voltage to the initialization voltage line, change the voltage level of the initialization voltage to an initialization level at or after a power-on time at which a power starts to be supplied and before a display-on time at which an image starts to be displayed based on the voltage control signal, and change the voltage level of the initialization voltage to a target level corresponding to a luminance of the image at or after the display-on time based on the power control signal.
    Type: Application
    Filed: March 13, 2024
    Publication date: February 6, 2025
    Inventors: HYOJUNG KIM, DEOK JUN CHOI, HYUN-CHANG KANG, YUNHEE KWAK, YOO-YOUNG PARK, Hyesun Sung, JI-HYEON SON, SEUNGBO SHIM, JEONG YONG LEE
  • Patent number: 12217708
    Abstract: A display device includes a substrate, a first active pattern, a first gate electrode, a second active pattern, a second gate electrode, a first connecting pattern, and a second connecting pattern. The first connecting pattern is disposed on the second active pattern and is electrically connected to the first gate electrode, and the second connecting pattern is disposed on the first connecting pattern and is electrically connected to the first connecting pattern and the second active pattern.
    Type: Grant
    Filed: December 15, 2023
    Date of Patent: February 4, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Ji Seon Lee, Jin Sung An, Seok Je Seong, Seong Jun Lee, Se Wan Son
  • Patent number: 12211965
    Abstract: A display device includes a bank including an opening defining a plurality of pixels; a plurality of light emitting elements disposed in the plurality of pixels; a color conversion layer disposed on the plurality of light emitting elements in the opening; and a low refractive layer disposed on the color conversion layer in the opening.
    Type: Grant
    Filed: June 13, 2023
    Date of Patent: January 28, 2025
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Young Gu Kim, Ji Yun Park, Bong Sung Seo, Jong Ho Son, Yeon Hee Lee, Baek Kyun Jeon, Kyung Seon Tak, Jae Jin Lyu
  • Publication number: 20250031442
    Abstract: A semiconductor device includes a first substrate having a first surface and a second opposite surface, a first lower interlayer insulating layer on the second surface, a first active pattern including a first lower pattern contacting the first surface, a plurality of first sheet patterns spaced apart from the first lower pattern in a second direction, a first gate structure on the first lower pattern, a first source/drain pattern on a side of the first gate structure, a second lower interlayer insulating layer including a third surface and a fourth opposite surface, a second active pattern including a second lower pattern contacting the third surface, a plurality of second sheet patterns spaced apart from the second lower pattern in the second direction, a second gate structure on the second lower pattern, wherein the first lower pattern has a first height, and the second lower pattern has a second different height.
    Type: Application
    Filed: January 25, 2024
    Publication date: January 23, 2025
    Inventors: Ji Won Park, Min Seok Jo, Woo Sung Park, Jun-Youp Lee, Jin Young Choi
  • Patent number: 12204238
    Abstract: A camera lens assembly includes a plurality of optical lenses accommodated in the camera lens assembly, a first lens mount for detachably mounting the camera lens assembly to the camera body, a first electric connector formed on a rear face of the camera lens assembly. The first electric connector is electrically coupled to the camera body when the camera lens assembly is mounted on the camera body, a lens communication unit connected to the first electric connector so as to transmit and receive an electrical signal between the camera lens assembly and the camera body, a lens driver for controlling a displacement of each of the plurality of optical lenses based on the electrical signal received from the camera body, and an indicator for visually presenting an imaging state of the camera body, based on the received electrical signal.
    Type: Grant
    Filed: February 28, 2023
    Date of Patent: January 21, 2025
    Assignee: SAMYANG OPTICS CO., LTD
    Inventors: Ji Hoon Lee, Han Jea Lee, Tae Sung Kim
  • Publication number: 20250023060
    Abstract: An electrode catalyst is configured such that non-noble metal particles, noble metal particles or nitride-doped noble metal particles are supported on a carbon support, wherein the carbon support has a 2D planar crystal structure or a 3D polyhedral crystal structure and is doped with nitrogen, thereby exhibiting increased catalytic activity.
    Type: Application
    Filed: September 20, 2024
    Publication date: January 16, 2025
    Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation, Daegu Gyeongbuk Institute of Science and Technology
    Inventors: Eun Jik Lee, Jee Youn Hwang, Ji Hoon Jang, Ha Young Lee, Jong Sung Yu
  • Publication number: 20240393413
    Abstract: A spin Hall magnetic sensor includes a plurality of magnetic thin film units including a magnetic layer stacked on a non-magnetic layer, and a plurality of non-magnetic substances disposed between the plurality of magnetic thin film units, The magnetic includes a Wheatstone bridge structure to observe a magnetic Hall resistance generated by a spin orbit torque (SOT).
    Type: Application
    Filed: August 9, 2023
    Publication date: November 28, 2024
    Inventors: Joon-Hyun Kwon, Hyun-Soo Kim, Sang-Hyeok Yang, Su-Jung Noh, Han-Saem Lee, Ji-Sung Lee, Byoung-Chul Min, Jong-Bum Choi, Dong-Soo Han
  • Patent number: 12066151
    Abstract: A storage system for storing solid hydrogen includes: a plurality of storages including two or more types of solid hydrogen storage materials having different magnetic intensities; a storage container configured to accommodate the storages; and a coil disposed inside the storage container and configured to apply a variable magnetic field to the storages accommodated in the storage container.
    Type: Grant
    Filed: August 26, 2021
    Date of Patent: August 20, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Ji Hye Park, Ji Sung Lee
  • Patent number: 11995497
    Abstract: The present disclosure provides a method of detecting a magnetization signal of a physically unclonable functions (PUF) device including acquiring, by a magnetization signal detection sensor, an image of a magnetic layer of the PUF device including the magnetic layer having a perpendicular magnetization component and identifying a magnetization state of the magnetic layer from the image of the magnetic layer acquired by the magnetization signal detection sensor, and according to the present disclosure, it is possible to more efficiently check the magnetization signal of the PUF device and acquire a random unique ID according to magnetization.
    Type: Grant
    Filed: April 12, 2023
    Date of Patent: May 28, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Joon-Hyun Kwon, Ji-Sung Lee, Han-Saem Lee, Su-Jung Noh
  • Publication number: 20240032443
    Abstract: An embodiment magnetic memory device based on perpendicular exchange bias includes a non-magnetic layer, a ferromagnetic layer bonded on the non-magnetic layer, wherein a magnetization direction of the ferromagnetic layer is randomly distributed, and an anti-ferromagnetic layer bonded on the ferromagnetic layer. An embodiment method of manufacturing a magnetic memory device includes preparing the magnetic memory device based on perpendicular exchange bias, the preparing including bonding a ferromagnetic layer on a non-magnetic layer and bonding an anti-ferromagnetic layer on the ferromagnetic layer, and demagnetizing the ferromagnetic layer of the magnetic memory device, wherein a magnetization direction of the ferromagnetic layer is randomly distributed.
    Type: Application
    Filed: January 16, 2023
    Publication date: January 25, 2024
    Inventors: Ji-Sung Lee, Joon-Hyun Kwon, Su-Jung Noh, Han-Saem Lee, Dae-Kyu Koh, Byong-Guk Park, Jaimin Kang, Soogil Lee
  • Publication number: 20240032442
    Abstract: An embodiment spin-orbit torque device array includes a plurality of single devices, each device including a non-magnetic layer, a magnetic layer bonded to the non-magnetic layer, and an upper layer bonded to the magnetic layer, wherein the upper layer includes oxide, and wherein a magnetization state of each of the single devices has only two states, the two states being an up state and a down state.
    Type: Application
    Filed: January 12, 2023
    Publication date: January 25, 2024
    Inventors: Ji-Sung Lee, Joon-Hyun Kwon, Su-Jung Noh, Han-Saem Lee, Dae-Kyu Koh, Byong-Guk Park, Jaimin Kang, Soogil Lee
  • Publication number: 20230320233
    Abstract: A spin-orbit-torque (SOT)-based magnetic sensor is provided. The magnetic sensor includes a substrate, an electrode layer formed on the substrate, and a pair of first and second sensing elements stacked on the substrate so as to be connected to the electrode layer, wherein directions of respective currents flowing through the first and second sensing elements via the electrode layer are opposite to each other.
    Type: Application
    Filed: June 16, 2022
    Publication date: October 5, 2023
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, IUCF-HYU (Industry-University Cooperation Foundation Hanyang University)
    Inventors: Ji-Sung Lee, Su-Jung Noh, Han-Saem Lee, Joon-Hyun Kwon, Jeong-Woo Seo, Jeong-Hun Shin, Jin-Pyo Hong
  • Publication number: 20230271826
    Abstract: A hydrogen compression system includes an inner container made of a non-magnetic element and having a hydrogen inlet/outlet portion through which hydrogen flows in or out of the inner container, a metal hydride material accommodated in the inner container, an outer container configured to surround the inner container and having an inlet/outlet port through which hydrogen flows in or out of the outer container, and an induction heating unit disposed between the inner container and the outer container and configured to heat the metal hydride material by induction heating, thereby obtaining an advantageous effect of simplifying a structure and process for heating the metal hydride material and quickly heating the metal hydride material to an accurate temperature.
    Type: Application
    Filed: June 29, 2022
    Publication date: August 31, 2023
    Inventors: Ji Hye Park, Ji Sung Lee
  • Publication number: 20230204692
    Abstract: A magnetic sensor using a spin-orbit torque (SOT) and a sensing method using the same, include an SOT channel layer made of a heavy metal material, a ferromagnetic layer stacked on the SOT channel layer, and a protective layer stacked on the ferromagnetic layer, wherein an SOT is generated due to a current applied to the SOT channel layer to vary magnetization of the ferromagnetic layer, and the magnetic sensor which utilizes an SOT with a fast response speed and high sensitivity using a simplified metal thin film structure in which the SOT is generated is provided.
    Type: Application
    Filed: March 31, 2022
    Publication date: June 29, 2023
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Joon-Hyun KWON, Ji-Sung LEE, Han-Saem LEE, Su-Jung NOH