Patents by Inventor Sang Sik Lee

Sang Sik 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: 20240131910
    Abstract: A vehicle body frame includes a lower frame fixed to a floor of a vehicle to define a lower region of an internal space in the vehicle, a roof frame connected to an upper portion of the lower frame to define an upper region of the internal space, configured to slid in a vertical direction of the vehicle with respect to the lower frame, to expand the internal space upwards when the roof frame slides upwards, a lower door frame forming a lower portion of a vehicle door, and an upper door frame connected to the lower door frame to form an upper portion of the vehicle door, and configured to slid together with the roof frame to expand the vehicle door upwards when the roof frame slides upwards.
    Type: Application
    Filed: April 12, 2023
    Publication date: April 25, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Hyun CHOI, Ji Hyun SONG, Hyung Sik CHOI, Sun In YOU, Sang Heon LEE, Jin Ho HWANG, Dong Eun CHA, Won Chan LEE
  • Publication number: 20240136618
    Abstract: An aluminum pouch film for a secondary battery is disclosed. The aluminum pouch film includes an aluminum film layer; an outer resin layer deposited on one surface of the aluminum film layer; and an inner resin layer deposited on the other surface of the aluminum film layer, wherein the inner resin layer comprises a polyolefin resin, an ethylene vinyl alcohol copolymer (EVOH) and a maleic anhydride polypropylene (MAHPP) resin.
    Type: Application
    Filed: December 10, 2021
    Publication date: April 25, 2024
    Applicant: SBTL ADVANCED MATERALS CO., LTD.
    Inventors: Jun Ho SHIM, Sang Wook CHUN, Sung II PARK, Pill Gyu JANG, Soon Sik LEE
  • Publication number: 20240125168
    Abstract: A docking system between a vehicle and a building and a control method therefor include an entrance frame configured to extend in a direction towards a vehicle door, an external door provided at a side of the vehicle door to be opened, an internal door spaced from the external door and provided at a side of the building to be opened, and a sealing unit inserted into the entrance frame to be provided between the external door and the internal door, and configured to selectively extend in the direction toward the vehicle door to connect an internal space of the vehicle and an indoor space of the building into one space.
    Type: Application
    Filed: April 14, 2023
    Publication date: April 18, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Ki Hyun Choi, Hyung Sik Choi, Sun In You, Sang Heon Lee, Ji Hyun Song, Won Chan Lee
  • Publication number: 20240128109
    Abstract: An apparatus for manufacturing a semiconductor device includes a substrate transfer unit configured to transfer a substrate, a rail unit including a driving rail extending in a first direction that the substrate transfer unit moves and a stopper on a side of the driving rail in a second direction crossing the first direction, and a lifting unit configured to move in the first direction and a third direction perpendicular to the first and second directions to remove the substrate transfer unit from the rail unit, wherein the lifting unit is configured to contact the stopper to move the stopper from a closed state to an open state.
    Type: Application
    Filed: October 11, 2023
    Publication date: April 18, 2024
    Inventors: Ji Hun Kim, Youn Gon Oh, Woo-Ram Moon, Sang Hyuk Park, Jong Hun Lee, Kyu-Sik Jeong
  • Publication number: 20240127757
    Abstract: A power management driver and a display device having the power management driver are provided, including a first power supply configured to supply a first voltage to a first driving power terminal of a pixel through a power line during a sensing period, and supply a second voltage to the first driving power terminal of the pixel through the power line during a display period; a controller configured to control timing at which the first voltage is output and timing at which the second voltage is output during a transition period between the display period and the sensing period in response to a sensing control signal; and a fault detector configured to detect a fault in the power line based on a current flowing through an output terminal during the sensing period.
    Type: Application
    Filed: December 27, 2023
    Publication date: April 18, 2024
    Inventors: Dae Sik LEE, Si Duk SUNG, Sang Hyun LEE
  • Patent number: 11961551
    Abstract: A bitline sense amplifier including: an amplifier which is connected between a first sensing bitline and a second sensing bitline, and detects and amplifies a voltage difference between a first bitline and a second bitline in response to a first control signal and a second control signal; and an equalizer which is connected between a first supply line through which the first control signal is supplied and a second supply line through which the second control signal is supplied, and pre-charges the first bitline and the second bitline with a precharge voltage in response to an equalizing control signal, wherein the equalizer includes an equalizing enable transistor in which a source terminal is connected to the first supply line and performs equalizing in response to the equalizing control signal.
    Type: Grant
    Filed: January 27, 2022
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Soo Bong Chang, Young-Il Lim, Bok-Yeon Won, Seok Jae Lee, Dong Geon Kim, Myeong Sik Ryu, In Seok Baek, Kyoung Min Kim, Sang Wook Park
  • Publication number: 20240120475
    Abstract: The present disclosure relates to a cathode active material for an all-solid-state battery with a controlled particle size and a method for preparing the same. In particular, the cathode active material includes lithium and a transition metal, wherein the cathode active material has a single peak in the range of 1 ?m to 10 ?m as a result of particle size distribution (PSD) analysis.
    Type: Application
    Filed: May 4, 2023
    Publication date: April 11, 2024
    Inventors: Sung Woo NOH, Hong Seok MIN, Sang Heon LEE, Jeong Hyun SEO, Im Sul SEO, Chung Bum LIM, Ju Yeong SEONG, Je Sik PARK
  • Publication number: 20240109419
    Abstract: The present disclosure relates to a DC-DC converter, a vehicle, and a control method including the same, and more particularly, to a DC-DC converter, a vehicle, and a control method including the same capable of effectively detecting and responding to an interlock failure of a connector.
    Type: Application
    Filed: May 9, 2023
    Publication date: April 4, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Jae Hun JEONG, Mun Soo CHUNG, Kyu Won JEONG, Tae Woo KIM, Jong Dae KIM, Beom Sik KIM, Sang Don LEE
  • Publication number: 20240101740
    Abstract: A curable composition is capable of forming a thick film having excellent curing characteristics even at a relatively low temperature and is capable of securing an excellent level of thermal conductivity as well as a desired level of appropriate adhesion force while having fast curing characteristics. A battery pack to which the curable composition is applied, and a device comprising the battery pack are also provided.
    Type: Application
    Filed: October 7, 2022
    Publication date: March 28, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Bethy Kim, Je Sik Jung, Sang Hyuk Seo, Sung Bum Hong, Sol Yi Lee
  • Patent number: 11939698
    Abstract: A wafer manufacturing method, an epitaxial wafer manufacturing method, and a wafer and epitaxial wafer manufactured thereby, are provided. The wafer manufacturing method enables the manufacture of a wafer with a low density of micropipe defects and minimum numbers of particles and scratches. The epitaxial wafer manufacturing method enables the manufacture of an epitaxial wafer that has low densities of defects such as downfall, triangular, and carrot defects, exhibits excellent device characteristics, and improves the yield of devices.
    Type: Grant
    Filed: November 3, 2020
    Date of Patent: March 26, 2024
    Assignee: SENIC INC.
    Inventors: Jong Hwi Park, Jung-Gyu Kim, Eun Su Yang, Byung Kyu Jang, Jung Woo Choi, Yeon Sik Lee, Sang Ki Ko, Kap-Ryeol Ku
  • Patent number: 11942762
    Abstract: A surface-emitting laser device according to an embodiment comprises: a first electrode; a substrate arranged on the first electrode; a first reflection layer arranged on the substrate; an active region arranged on the first reflection layer and including a cavity; an opening region arranged on the active region and including an aperture and an insulation region; a second reflection layer arranged on the opening region; a second electrode arranged on the second reflection layer; and a delta doping layer arranged in the opening region. The thickness of the insulation region becomes thinner in the direction of the aperture, and the delta doping layer can be arranged at the aperture.
    Type: Grant
    Filed: April 4, 2019
    Date of Patent: March 26, 2024
    Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.
    Inventors: Jeong Sik Lee, Sang Heon Han, Keun Uk Park, Yeo Jae Yoon
  • Publication number: 20240097168
    Abstract: A vehicle is provided that includes a DC converter having a first end connected to a fuel cell, a second end connected to a high-voltage battery, and at least one switching element connected between the first end and the second end, a fuel cell control unit which controls an activation state of a running command for start of the fuel cell based on an on-off state of vehicle start, and a converter controller which controls a running state of the DC converter according to an initial start sequence, a shutdown sequence, or a restart sequence for the fuel cell based on the activation state of the running command.
    Type: Application
    Filed: March 8, 2023
    Publication date: March 21, 2024
    Inventors: Beom Sik KIM, Kyu Won JEONG, Tae Woo KIM, Jae Hun JEONG, Mun Soo CHUNG, Sang Don LEE
  • Publication number: 20240097566
    Abstract: A DC-DC converter, a vehicle including the converter, and a controlling method thereof are provided. The DC-DC converter includes a first capacitor connected to a first DC terminal, a second capacitor connected to a second DC terminal, a plurality of converting circuits each including at least an inductor and a plurality of switching elements, and connected to each other in parallel between the first capacitor and the second capacitor, and a controller configured to control an ON/OFF state of the plurality of switching elements provided of each of the converting circuits. When external power connection with respect to each of the first DC terminal and the second DC terminal is disconnected, the controller is configured to control states of the plurality of switching elements to sequentially provide a plurality of different discharge paths between opposite terminals of the second capacitor via the plurality of converting circuits.
    Type: Application
    Filed: July 3, 2023
    Publication date: March 21, 2024
    Applicants: Hyundai Motor Company, Kia Corporation
    Inventors: Beom Sik KIM, Kyu Won JEONG, Tae Woo KIM, Jae Hun JEONG, Mun Soo CHUNG, Sang Don LEE
  • Publication number: 20240083384
    Abstract: A vehicle seat reinforcement device includes a leg portion mounted on a floor panel, a seat cushion frame slidably mounted on the leg portion, and a load reinforcing structure connected between the leg portion and the seat cushion frame, wherein when a seat belt anchorage load is transferred to the seat cushion frame, the seat cushion frame is locked to the leg portion by the load reinforcing structure.
    Type: Application
    Filed: February 3, 2023
    Publication date: March 14, 2024
    Applicants: Hyundai Motor Company, Kia Corporation, Daechang Seat Co.,LTD-Dongtan, Hyundai Transys Inc.
    Inventors: Sang Soo LEE, Chan Ho JUNG, Mu Young KIM, Sang Hark LEE, Ho Suk JUNG, Deok Soo LIM, Sang Do PARK, In Sun BAEK, Sin Chan YANG, Chan Ki CHO, Myung Soo LEE, Jae Yong JANG, Jun Sik HWANG, Ho Sung KANG, Hae Dong KWAK, Hyun Tak KO
  • Publication number: 20240076215
    Abstract: A filter for controlling a pH of purified water is disclosed. The pH-controlling filter according to an aspect of the present disclosure may include a water permeable filter having a hollow formed in a center of a cross-section from one end to the other end; a lower stopper closing a lower end of the water permeable filter, a filling unit inserted into the hollow of the water permeable filter to form an inner space, the filling unit having an inlet through which the purified water passing through the water permeable filter flows into the inner space and an outlet through which the purified water passing through the inner space flows out; and control particles filled in the inner space of the filling unit to adjust a pH of the purified water passing through the inner space of the filling unit and comprising OH group-generating particles configured to supplement the purified water passing through the inner space with OH groups.
    Type: Application
    Filed: August 29, 2023
    Publication date: March 7, 2024
    Applicant: COWAY Co., Ltd.
    Inventors: Sang-Young LEE, Min-Kyoon AHN, Won Tae KIM, Mo Young GU, Dae Sik KANG
  • Publication number: 20240076799
    Abstract: A wafer manufacturing method, an epitaxial wafer manufacturing method, and a wafer and epitaxial wafer manufactured thereby, are provided. The wafer manufacturing method enables the manufacture of a wafer with a low density of micropipe defects and minimum numbers of particles and scratches. The epitaxial wafer manufacturing method enables the manufacture of an epitaxial wafer that has low densities of defects such as downfall, triangular, and carrot defects, exhibits excellent device characteristics, and improves the yield of devices.
    Type: Application
    Filed: November 1, 2023
    Publication date: March 7, 2024
    Applicant: SENIC INC.
    Inventors: Jong Hwi PARK, Jung-Gyu KIM, Eun Su YANG, Byung Kyu JANG, Jung Woo CHOI, Yeon Sik LEE, Sang Ki KO, Kap-Ryeol KU
  • Publication number: 20240067065
    Abstract: Provided is a duct docking device for a ventilation seat of a vehicle. The duct docking device enables air to be easily blown to a seatback and a seat cushion with a passenger in a seat using only one blower by enabling a seatback duct mounted at the seatback and a seat cushion duct mounted at the seat cushion to be hermetically docked through a connector duct, etc. at an unfolded position of the seatback in which a passenger can sit, and by enabling the seatback duct mounted at the seatback and the seat cushion duct mounted at the seat cushion to be separated from each other at a folded position of the seatback in consideration of that there is no passenger in the seat.
    Type: Application
    Filed: December 21, 2022
    Publication date: February 29, 2024
    Inventors: Deok Soo Lim, Sang Hark Lee, Sang Soo Lee, Jung Sang You, Sang Do Park, Chan Ho Jung, Gun Chu Park, Gi Tae Jo, Jin Sik Kim, Hee Dong Yoon, Ho Sub Lim, Jae Hyun Park
  • Publication number: 20240072140
    Abstract: A semiconductor device includes, first and second source/drain patterns on an active pattern and spaced apart from each other, a first source/drain contact on the first source/drain pattern and including a first source/drain barrier film and a first source/drain filling film on the first source/drain barrier film, a second source/drain contact on the second source/drain pattern, and a gate structure on the active pattern between the first and second source/drain contacts and including a gate electrode, wherein a top surface of the first source/drain contact is lower than a top surface of the gate structure, and a height from a top surface of the active pattern to a top surface of the first source/drain barrier film is less than a height from the top surface of the active pattern to a top surface of the first source/drain filling film.
    Type: Application
    Filed: November 6, 2023
    Publication date: February 29, 2024
    Inventors: Won Hyuk Lee, Jong Chul Park, Sang Duk Park, Hong Sik Shin, Do Haing Lee
  • Publication number: 20240071292
    Abstract: A display device includes: a display panel; a driving voltage generator; a power voltage generator; an input voltage generator; and a timing controller. The display panel is provided with a pixel configured to emit light by using a driving voltage. The driving voltage generator is configured to supply the driving voltage to the pixel. The power voltage generator is configured to generate power voltages for driving of the display panel by using an input voltage, and generating an input voltage sensing value by sensing the input voltage. The input voltage generator is configured to supply the input voltage to the power voltage generator. The timing controller is configured to control an operation of at least one of the driving voltage generator, the power voltage generator, and the input voltage generator according to the input voltage sensing value.
    Type: Application
    Filed: February 21, 2023
    Publication date: February 29, 2024
    Inventors: Keun Oh KANG, Dae Sik Lee, Si Duk Sung, Sang Hyun Lee, Song Yi Han
  • Patent number: 11911733
    Abstract: A hair dye dispenser according to an embodiment of the present invention includes a housing having an opening hole formed on one side of which a hair dye is provided, a plurality of cartridges disposed inside the housing and accommodating at least one dyeing material, a main body in which the plurality of cartridges are rotatably disposed, a main motor for rotating the main body so that a first cartridge of the plurality of cartridges is located adjacent to the opening hole, a discharge module for discharging the dyeing material contained in the first cartridge, and an accommodating body in which a basket accommodating the dyeing material discharged by the discharge module is placed, wherein the discharge module may include an elevating body that pressurizes the first cartridge when moving up and is separated from the first cartridge when moving down.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: February 27, 2024
    Assignee: LG FAROUK CO.
    Inventors: Kyung Sik Jang, Jeong Ho Lee, Jung Yong Lee, Seong Lok Hwang, Sang Min Lee, Joong Hun Kim