Patents by Inventor Sang An KWON

Sang An KWON 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: 11873391
    Abstract: Disclosed is a latex composition for dip molding including a carboxylic acid-modified nitrile-based copolymer latex satisfying General Formula 1, wherein the carboxylic acid-modified nitrile-based copolymer includes: 15 wt % to 30 wt % of the ethylenic unsaturated nitrile-based monomer-derived unit and 2.5 wt % to 4.5 wt % of the ethylenic unsaturated acid monomer-derived unit, and a molded article: 1.0 mm2/s?CV0?3.0 mm2/s.
    Type: Grant
    Filed: February 8, 2021
    Date of Patent: January 16, 2024
    Assignee: LG CHEM, LTD.
    Inventors: Do Young Ha, Won Sang Kwon, Jung Eun Kim, Jung Su Han
  • Publication number: 20240007745
    Abstract: An image obtaining method employed by an image obtaining apparatus including a filter for reducing light of a first wavelength for focus control according to an embodiment of the inventive concept includes selecting a filter corresponding to a brightness of a photographing area from among one or more filters, wherein the one or more filters include a second filter that reduces light of the first wavelength; adjusting a focus based on light obtained from the photographing area to which the light of the first wavelength is irradiated; and obtaining an image using light obtained from the photographing area through a filter corresponding to the brightness.
    Type: Application
    Filed: January 4, 2022
    Publication date: January 4, 2024
    Applicant: Hanwha Vision Co., Ltd.
    Inventors: Dae Bong KIM, Jung Kyung LEE, Dong Jin PARK, Young Sang KWON
  • Patent number: 11862095
    Abstract: An OLED display system having compensation or loss of brightness is provided, including OLED-based display pixels, a sensing system having sensors, a processor having an LIA, an LPF, and analog to digital circuitry connected to each sensor and for providing a sensor signal for each sensor. The processor is adapted to apply a drive signal having a periodic signal to at least one OLED pixel in the display, receive the sensor signal, provide a primary frequency component from the sensor signals using the LIA based on the periodic signal, provide secondary frequency components from the sensor signals using the LPF, convert the secondary frequency components to a digital signal using the ADC, provide the digital signal to the processor as a sensing signal, and determine compensation for the drive signal. A method is also provided.
    Type: Grant
    Filed: June 14, 2022
    Date of Patent: January 2, 2024
    Assignee: eMagin Corporation
    Inventors: Seonki Kim, Amalkumar P. Ghosh, Olivier Prache, Hyuk Sang Kwon
  • Publication number: 20230409389
    Abstract: A camera device provided with a processor and a memory storing instructions executable by the processor is provided. The camera device comprises an image sensor for capturing an image of a subject, an AI application for requesting an AI operation on the captured image, and performing video analysis on the captured image using a processing result of the AI operation according to the request, a plurality of AI sources embedded in the camera device, an NPU controller for monitoring a current resource of the plurality of AI sources according to the AI operation request, and processing an AI operation by at least some of the plurality of AI sources according to priorities of the plurality of AI sources, and an NPU driver for transmitting the AI operation request and a processing result of the AI operation between the AI application and the NPU controller.
    Type: Application
    Filed: January 3, 2023
    Publication date: December 21, 2023
    Applicant: HANWHA TECHWIN CO., LTD.
    Inventors: Byoung Man AN, Young Sang KWON, Jin Hyuk CHOI, Song Ho LEE, In Geon YI, Byeong Yeop HA
  • Patent number: 11834568
    Abstract: A latex composition for dip forming, and more particularly, to a latex composition for dip forming includes carboxylic acid-modified nitrile-based copolymer latex; and a phenolic emulsifier, wherein the phenolic emulsifier is included in an amount of 0.08 parts by weight to 6 parts by weight (based on a solid content) based on 100 parts by weight of the carboxylic acid-modified nitrile-based copolymer latex. A method for preparing the latex composition and a formed article produced using the latex composition are also provided.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: December 5, 2023
    Inventors: Yong Seok Jung, Won Sang Kwon, Ji Hyun Kim, Seung Whan Oh
  • Patent number: 11834537
    Abstract: A latex composition for dip molding includes a carboxylic acid-modified nitrile-based copolymer latex having pKa of 9.5 to 10.2 and satisfying General Formulas 1 and 2. 0.85?P?1.0, P=CVD/CV0??[General Formula 1] 5?M?20, M=m1×m2??[General Formula 2] wherein CV0 represents a capillary viscosity which is measured in a swollen in a methyl ethyl ketone solvent, CVD represents a capillary viscosity in a deswollen state, m1 represents an insolubility of a dried film in the methyl ethyl ketone solvent, and m2 represents a swelling index of the dried film in the methyl ethyl ketone solvent, wherein a carboxylic acid-modified nitrile-based copolymer of carboxylic acid-modified nitrile-based copolymer latex includes: a conjugated diene-based monomer-derived unit, an ethylenic unsaturated nitrile-based monomer-derived unit, and an ethylenic unsaturated acid monomer-derived unit.
    Type: Grant
    Filed: February 8, 2021
    Date of Patent: December 5, 2023
    Inventors: Ji Young Lee, Jung Eun Kim, Won Sang Kwon, Seung Uk Yeu, Myung Su Jang
  • Publication number: 20230384392
    Abstract: A method for detecting an abnormal fault of a battery, includes measuring cell data from battery cells included in a battery pack for a predetermined period of time; generating two-dimensional input data by mapping the cell data on a two-dimensional plane having a first axis corresponding to the period of time and a second axis corresponding to an index of each of the battery cells; inputting the two-dimensional input data into an abnormal fault detection model pre-trained to detect the abnormal fault in the battery; and determining whether an abnormal cell, having entered an abnormal state, among the battery cells, is present, based on an output of the abnormal fault detection model.
    Type: Application
    Filed: March 23, 2023
    Publication date: November 30, 2023
    Inventors: Ju Eun KWAK, Kyung Min SONG, Ky Sang KWON
  • Publication number: 20230384391
    Abstract: A method of predicting a battery lifespan includes estimating a state of health (SOH) of a battery by integrating an amount of electric current while a state of charge (SOC) of the battery mounted in each of a plurality of systems changes, dividing the plurality of systems into a plurality of groups according to a usage pattern collected by each of the plurality of systems at every predetermined period, generating a usage scenario of the battery in each of the plurality of systems, using a usage environment of each of the plurality of groups and the usage pattern, and predicting, for each of the plurality of systems, an end-of-life time of the battery using the usage scenario and the SOH of the battery.
    Type: Application
    Filed: March 23, 2023
    Publication date: November 30, 2023
    Inventors: Ju Eun KWAK, Kyung Min SONG, Ky Sang KWON
  • Publication number: 20230378810
    Abstract: The present invention relates to a power control method and device in a wireless power transmission system. According to the present invention, even if a CEP packet is not transmitted from a wireless power reception device over a certain period of time, a wireless power transmission device may additionally determine whether the wireless power reception device is located in a charging area and sustainably perform charging.
    Type: Application
    Filed: August 7, 2023
    Publication date: November 23, 2023
    Inventors: Chun Kil Jung, Soon Sang Kwon
  • Publication number: 20230378583
    Abstract: The present invention relates to a side frame for a battery case, which can achieve lightweight and cost reduction simultaneously while sufficiently protecting battery cells against the external shock, and the side frame for a battery case according to an embodiment comprises: a first frame unit formed to have an open end surface; and a second frame unit which is arranged in the first frame unit to close the open end surface of the first frame unit and is coupled to the first frame unit, wherein the first frame unit and the second frame unit may be formed of different materials from each other.
    Type: Application
    Filed: June 24, 2021
    Publication date: November 23, 2023
    Applicant: POSCO Co., Ltd
    Inventors: Chang-Gyun Jung, Sang-Kwon Wee, Kyu-Seung Jee
  • Patent number: 11825153
    Abstract: A display apparatus, a control method thereof and a recording medium are provided. The display apparatus includes: a display; a communicator configured to communicate with at least one external apparatus; and a processor configured to: control a user interface (UI) to be displayed on the display, the UI including a first item corresponding to the display apparatus and a second item corresponding to the at least one external apparatus and being displayed to distinguish between an external apparatus connected to the display apparatus and an external apparatus disconnected from the display apparatus, and, based on one of at least one of the second item being selected, control the external apparatus corresponding to the selected item to be connected to or disconnected from the display apparatus through the communicator.
    Type: Grant
    Filed: October 12, 2022
    Date of Patent: November 21, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin Joo Chung, Woo Seok Kang, Doo Hyun Kim, Sang Kwon Na, Chul Woo Lee, Doo Chan Hwang, Ki Won Yoo
  • Publication number: 20230331236
    Abstract: An apparatus and method for predicting a friction coefficient of a road surface are disclosed. The apparatus includes a microphone that obtains a sound signal around a tire mounted on a vehicle, and a controller that estimates a state and a type of the road surface and a degree of tire wear corresponding to the sound signal around the tire based on a first deep learning model, estimates a peak adjustment factor and an initial inclination adjustment factor of a friction coefficient curve corresponding to the state and the type of the road surface and the degree of tire wear based on a second deep learning model, and predicts the friction coefficient based on the peak adjustment factor and the initial inclination adjustment factor of the friction coefficient curve.
    Type: Application
    Filed: October 7, 2022
    Publication date: October 19, 2023
    Applicants: HYUNDAI MOTOR COMPANY, Kia Corporation, Inha University Research and Business Foundation
    Inventors: Young Sam YOON, Jae Hun LEE, Ki Ho YUM, Dong Jin JANG, Sung Wook HWANG, Sang Kwon LEE
  • Patent number: 11771636
    Abstract: The present invention relates to a composition comprising adiponectin-derived peptide fragments and, more specifically, to a cosmetic composition and pharmaceutical composition for promoting hair growth comprising, as an active ingredient, one or more adiponectin-derived peptides selected from the group consisting of amino acid sequences of SEQ ID NOS: 1 to 21. The adiponectin-derived peptides activate the cell division of dermal papilla cells and outer root sheath cells of hair follicles, promote hair growth in the hair follicles, and also increase the expression of hair growth factors in the dermal papilla cells, and thus a composition of the present invention comprising the adiponectin-derived peptides can be effectively used to promote hair growth and inhibit hair loss.
    Type: Grant
    Filed: September 3, 2018
    Date of Patent: October 3, 2023
    Assignee: JUNGJINHO EFFECT INC.
    Inventors: Jin Ho Chung, Oh Sang Kwon, Eun Ju Kim, Jin Yong Kim, Dong Hun Lee
  • Patent number: 11739199
    Abstract: Provided are a carboxylic acid-modified nitrile-based copolymer latex composition, a preparation method thereof, a latex composition for dip-molding including the same, and an article molded by the same, the carboxylic acid-modified nitrile-based copolymer latex composition including: a carboxylic acid-modified nitrile-based copolymer, wherein the carboxylic acid-modified nitrile-based copolymer includes a 2-hydroxyethyl methacrylate monomer-derived repeating unit in an amount of more than 0.1 wt % to less than 12 wt %, and a coagulum in the carboxylic acid-modified nitrile-based copolymer latex composition has an amount of less than 1 wt %.
    Type: Grant
    Filed: February 11, 2019
    Date of Patent: August 29, 2023
    Inventors: Jung Eun Kim, Seung Uk Yeu, Sang Jin Shin, Won Sang Kwon
  • Patent number: 11738064
    Abstract: The present invention relates to a pharmaceutical composition comprising, as an active ingredient, a fusion protein in which a tissue-penetrating peptide is fused to an anti-vascular endothelial growth factor agent, methods of treating eye diseases with the pharmaceutical composition, and a method for preparing an anti-VEGF agent with an improved efficacy and ability to overcome resistance.
    Type: Grant
    Filed: March 17, 2021
    Date of Patent: August 29, 2023
    Assignee: ILDONG PHARM CO., LTD.
    Inventors: Seong Beom Kim, Hyei Yoon Jung, Seok Woo Yang, Hyuk Sang Kwon, Jae-Hoon Kang, Yong-Sung Kim
  • Patent number: 11731649
    Abstract: A high precision position estimation method through a road shape classification-based map matching implemented by a high precision position estimation system of an autonomous vehicle includes classifying a road into a straight lane, a curved lane, and a clothoid curve lane by the lane matching between a sensor lane segment and a map lane segment, generating a movement amount value calculated by applying a geometric feature-based map matching or an optimization-based map matching to the classified lane as a covariance matrix, and calculating the latitude, longitude, and traveling direction of a vehicle to be estimated by combining the covariance matrix with sensor measurement values of a vehicle speed and a yaw rate by an extended Kalman filter.
    Type: Grant
    Filed: August 31, 2021
    Date of Patent: August 22, 2023
    Assignees: Hyundai Motor Company, Kia Corporation, Konkuk University Industrial Cooperation Corp
    Inventors: Dae-Sung Hwang, Cho-Rong Ryu, Ka-Min Kim, Ji-Min Jeong, Ki-Chun Jo, Sang-Kwon Kim
  • Patent number: 11722006
    Abstract: The present invention relates to a power control method and device in a wireless power transmission system. According to the present invention, even if a CEP packet is not transmitted from a wireless power reception device over a certain period of time, a wireless power transmission device may additionally determine whether the wireless power reception device is located in a charging area and sustainably perform charging.
    Type: Grant
    Filed: January 15, 2021
    Date of Patent: August 8, 2023
    Assignee: GE Hybrid Technologies, LLC
    Inventors: Chun Kil Jung, Soon Sang Kwon
  • Patent number: 11667773
    Abstract: A latex composition for dip molding having an excellent flow mark property and syneresis property and being capable of providing a molded article having excellent tensile properties and texture is provided. A method of preparing the latex composition, and a dip-molded article produced using the latex composition are also provided.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: June 6, 2023
    Inventors: Do Young Ha, Won Sang Kwon, Seung Uk Yeu, Jung Su Han
  • Publication number: 20230153080
    Abstract: According to the example of invention implementation, in terms of preparing a web based program, it is possible to develop a user-customized web-based program plotting system where among various multiple components supporting the various basic platforms on the program execution screen implemented by a manufacturer, a user can select a component corresponding to the basic platform of a web based program that is being prepared and link the selected component to the database to be linked in order to enable each area of component display the desired data and also run the component linked to the database to let it automatically switch to a web-based program source code, thus eventually an ordinary user with the lack of knowledge in programming language can easily prepare a program.
    Type: Application
    Filed: June 1, 2021
    Publication date: May 18, 2023
    Inventors: Tae Sang KWON, Seung Woo LEE
  • Publication number: 20230106108
    Abstract: An image sensor includes a substrate including a plurality of pixel regions and one or more pairs of dummy pixel regions; a pixel separation structure between two adjacent pixel regions among the plurality of pixel regions and including a first conductive layer; a dummy pixel separation structure between the one or more pairs of dummy pixel regions, electrically connected to the pixel separation structure, and including a second conductive layer; and a pixel separation contact disposed on the dummy pixel separation structure.
    Type: Application
    Filed: December 8, 2022
    Publication date: April 6, 2023
    Applicant: SAMSUNG ELECTRONICS CFO., LTD.
    Inventors: Young-sun OH, Hee-sang Kwon