Patents by Inventor In Sun CHOI

In Sun CHOI 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).

  • Modified Conjugated Diene-Based Polymer, Method for Preparing the Same and Rubber Composition Including the Same
    Publication number: 20220127446
    Abstract: A modified conjugated diene-based polymer, a method of making the same, and a rubber composition including the same are disclosed herein. The modified conjugated diene-based polymer has excellent processability and good tensile strength and viscoelasticity. In some embodiments, a modified conjugated diene-based polymer includes a first chain including a repeating unit derived from a conjugated diene-based monomer, a second chain including a repeating unit derived from a compound represented by Formula 1 or Formula 2, and a derived unit from an alkoxysilane-based modifier, wherein the first chain and the second chain are coupled by the derived unit from the modifier.
    Type: Application
    Filed: September 11, 2020
    Publication date: April 28, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Hye Jung Shin, You Seok Seo, He Seung Lee, Youk Reol Na, Hyun Jun Kim, Ro Mi Lee, Kyoung Hwan Oh, Jae Sun Choi
  • SYSTEM AND METHOD FOR DIRECTING PERFORMANCE
    Publication number: 20220124898
    Abstract: Disclosed is a performance directing system that simultaneously controls cheering lighting devices of audiences by linking a performance hall and a remote place. According to an embodiment of the inventive concept, it is possible to identically implement and provide performance directing effects on audience seats of a performance hall to audiences at a remote place. Accordingly, audiences at the remote place may have the same experience as watching a performance at an actual performance site.
    Type: Application
    Filed: December 23, 2021
    Publication date: April 21, 2022
    Inventor: Ji Sun CHOI
  • VEHICLE INCLUDING FUEL CELL SYSTEM
    Publication number: 20220118843
    Abstract: A vehicle may include a fuel cell system configured for generating electrical energy used in the vehicle using hydrogen, an engine system including an engine and configured for generating power of the vehicle using hydrogen, an exhaust system that purifies exhaust gas discharged from the engine, and a hydrogen supply system connected to the fuel cell system, the engine system and the exhaust system, and configured for supplying the hydrogen used in the fuel cell system and the engine system, and ammonia (NH3) used in the exhaust system.
    Type: Application
    Filed: December 7, 2020
    Publication date: April 21, 2022
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventor: Do Sun CHOI
  • High color rendering D50/D65 standard LED illuminant module and lighting apparatus
    Patent number: 11293602
    Abstract: The present invention relates to an LED illuminant module and lighting apparatus and, more specifically, to a high color rendering D50/D65 standard LED illuminant module and lighting apparatus, which has both high color rendering properties and excellent metamerism index characteristics by using a high color rendering LED and an ultraviolet LED.
    Type: Grant
    Filed: March 11, 2021
    Date of Patent: April 5, 2022
    Assignee: GLBTECH CO., LTD.
    Inventors: Han Do Kim, Byung Soon Kim, Guen Ryeol Park, Eun Mi Park, Yong Sun Choi
  • Polygon mirror assembly and scan device
    Patent number: 11269178
    Abstract: Provided are a polygon mirror assembly and a scan device. A polygon mirror assembly includes: a polygon mirror including a plurality of reflection surfaces spaced apart from a rotation axis by a predetermined distance; a first motor for rotating the polygon mirror around the rotation axis; a second motor for moving the polygon mirror in a first axial direction such that the rotation axis is tilted while the first motor rotates the polygon mirror; and a clock signal extraction surface for extracting a clock signal for detecting a change in a rotational speed of the first motor.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: March 8, 2022
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Eui Su Lee, Kyung Hyun Park, Il Min Lee, Kiwon Moon, Dong Woo Park, Hyun Soo Kim, Ho Jin Lee, Jeong Woo Park, Jun Hwan Shin, Kyeong Sun Choi, Dahye Choi
  • Modified Conjugated Diene-Based Polymer, Method for Preparing the Same and Rubber Composition Including the Same
    Publication number: 20220064351
    Abstract: A modified conjugated diene-based polymer and a rubber composition including the same are disclosed herein. The modified conjugated diene-based polymer has excellent processability and good tensile strength and viscoelasticity. In some embodiments, a modified conjugated diene-based polymer includes silicon (Si) and nitrogen (N), and has an N content of 150 ppm or more based on the weight of the modified conjugated diene-based polymer and a rate of change of mooney viscosity (MVR) of 20% or less.
    Type: Application
    Filed: September 11, 2020
    Publication date: March 3, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Jung Hwan Oh, Suk Joon Yoo, He Seung Lee, Jae Sun Choi
  • Laser processing apparatus
    Patent number: 11253952
    Abstract: A laser processing apparatus includes a light source configured to generate a laser beam, and a light converging optical system configured to converge laser beam to a focal point at an object to be processed, the light converging optical system including a through-hole optical element and a composite optical element under the through-hole optical element, wherein the through-hole optical element includes a first recess portion configured as a concave mirror at a lower surface of the through-hole optical element, and wherein an upper surface of the composite optical element is convex and includes a first region configured to reflect the laser beam and a second region configured to transmit the laser beam.
    Type: Grant
    Filed: May 9, 2019
    Date of Patent: February 22, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Akifumi Sangu, Alexander Voronov, Hyoung-Joo Kim, Eun Sun Choi, Emil Aslanov, Gyoo Wan Han
  • Luggage box apparatus for vehicle
    Patent number: 11242011
    Abstract: A luggage box includes a main box installed to be accommodated in and be drawn from a luggage side trim. A hidden box is connected to the main box so that the hidden box is operated together with the main box. The hidden box is disposed in a row with the main box when the main box is accommodated in the luggage side trim, and is movable to a main box accommodation space to be externally exposed when the main box drawn from the luggage side trim rotates.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: February 8, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation, SEGOS, Plakor Co., Ltd.
    Inventors: Min Ho Cho, Seung Hyeok Chang, Jang Hyun Cho, Dae Min Lee, Ji Sun Choi, Seok Heon Yoon, Dong Hee Hong, Youn Woo Park, Jung Whan Kim, Dong Hyun Kim
  • BATTERY PACK
    Publication number: 20220037726
    Abstract: A battery pack includes a plurality of cell stack units, each stack unit including a stack of a plurality of battery cells, a partition wall member disposed between the cell stack units adjacent to each other, and a pack housing accommodating the plurality of cell stack units and a plurality of partition wall members. The cell stack unit and the partition wall member are accommodated in the pack housing while side surface of the cell stack unit and a side surface of the partition wall member are in contact with each other, and the partition wall member is fixed to a bottom surface of the pack housing.
    Type: Application
    Filed: July 28, 2021
    Publication date: February 3, 2022
    Inventors: Young Sun CHOI, Hae Ryong JEON, Yang Kyu CHOI, Eun Jeong CHOI
  • Method and device for combining an avatar image with a portion of a user's image
    Patent number: 11232512
    Abstract: A method and an electronic device for composing an image are provided. An electronic device includes a display configured to display an image of a user photographed by a camera; an input component configured to receive a user input; a communicator configured to facilitate a communication with an external server; and a processor configured to display the image of the user on the display, set an avatar region within the image of the user based on the received user input, generate an avatar to be displayed on the avatar region, and control the display to combine the avatar with the image of the user and to display the resulting composite image.
    Type: Grant
    Filed: February 5, 2020
    Date of Patent: January 25, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sun Choi, Sun-hwa Kim, Jae-young Lee, Gi-ppeum Choi
  • Display device
    Patent number: 11233112
    Abstract: A display device includes a display panel includes a display area in which an image is displayed and a first non-display area in which a pad portion is located. The display panel includes a first bending portion in the display area, the first bending portion being bent at a first curvature radius, and a second bending portion in the first non-display area, the second bending portion being bent at a second curvature radius that is smaller than the first curvature radius.
    Type: Grant
    Filed: July 10, 2019
    Date of Patent: January 25, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Yoon Sun Choi, Sang Jo Lee, Yong Jae Park, Mi Jin Yoon
  • WHITE LIGHT SOURCE AND ILLUMINATION APPARATUS FOR LIGHTING IN LITHOGRAPHY PROCESS
    Publication number: 20220005982
    Abstract: The present invention relates to a white light source and illumination apparatus for limiting wavelength of 450 nm or less and, more particularly, to a white light source and illumination apparatus for lighting in a lithography or other process, capable of realizing white light even with the limited wavelength of 450 nm or less light.
    Type: Application
    Filed: October 31, 2019
    Publication date: January 6, 2022
    Applicant: GLBTECH CO., LTD.
    Inventors: HAN DO KIM, BYUNG SOON KIM, YOUNG SIK CHOI, GUEN RYEOL PARK, EUN MI PARK, YONG SUN CHOI
  • Rubber Composition and Molded Article Manufactured Therefrom
    Publication number: 20210395408
    Abstract: A rubber composition having excellent abrasion resistance and improved viscoelasticity properties, and a tire manufactured using the same are disclosed herein. In some embodiments, a rubber composition includes a first synthetic rubber and a second synthetic rubber, and has an interaction parameter (?blend) defined by Mathematical Formula 1 at room temperature is 2.0×10?3 or more. The first synthetic rubber is a solution-polymerized modified conjugated diene-based rubber which has a 1,2-vinyl bond content of 50 wt % or more and includes a functional group bonded to at least one terminal, and the second synthetic rubber is a conjugated diene-based rubber which has a 1,2-vinyl bond content of less than 50 wt %.
    Type: Application
    Filed: September 3, 2020
    Publication date: December 23, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Youk Reol Na, Jin Young Kim, Jae Sun Choi, No Ma Kim
  • PHARMACEUTICAL COMPOSITION FOR USE IN TREATMENT OF HYPERTROPHIC CARDIOMYOPATHY
    Publication number: 20210393592
    Abstract: The present invention relates to a pharmaceutical composition comprising cibenzoline, especially, S(?)-cibenzoline or a pharmaceutically acceptable salt thereof as an active ingredient for treatment of hypertrophic cardiomyopathy, and a method for treatment of hypertrophic cardiomyopathy by using same. The treatment composition and method according to the present invention is used to treat a patient suffering from hypertrophic cardiomyopathy. In addition, the composition and method according to the present invention has excellent efficacy and safety, compared to conventional off-label standard of care (SOC).
    Type: Application
    Filed: November 1, 2019
    Publication date: December 23, 2021
    Inventors: Hoon NAMKOONG, Bon Joong KIM, Bo Ram LEE, Eun Sun CHOI
  • Foundation reinforcing apparatus using bracing-type supporting structure and lateral prestressing device and method of reinforcing foundation using the same
    Patent number: 11203851
    Abstract: The present invention relates to a foundation reinforcing apparatus using a bracing-type supporting structure and a lateral prestressing device and a foundation reinforcing method using the same, wherein, in the foundation reinforcement used for remodeling construction that requires an extension of a building such as an apartment, the foundation reinforcing apparatus introduces lateral pre-stressing force into a bracing-type supporting structure to introduce a preloading load to a new pile of a new footing by using an upper supporting plate, which is connected to an existing vertical part and an existing slab, as a reaction bed and allows the new pile to share a load applied before and after the extension of the building so that reinforcement efficiency is increased, and thus construction is performed economically.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: December 21, 2021
    Assignee: KOREA INSTITUTE OF CIVIL ENGINEERING AND BUILDING TECHNOLOGY
    Inventors: Young Chan You, Ki Sun Choi, Hyun Jee Lee
  • BATTERY MODULE
    Publication number: 20210391609
    Abstract: The battery module of the present invention includes a plurality of battery cells and a heat exchange unit configured to cool the plurality of battery cells, and the heat exchange unit includes: a flow frame through which coolant inflows and outflows; and a frame cover which is in contact with the plurality of battery cells, wherein the frame cover is coupled to the flow frame to form a flow space, through which the inflowing and outflowing coolant flows, together with the flow frame.
    Type: Application
    Filed: June 8, 2021
    Publication date: December 16, 2021
    Inventors: Hae Ryong JEON, Sun Mo AN, Young Sun CHOI
  • Doherty combiner
    Patent number: 11201592
    Abstract: The present invention relates to a Doherty combiner used in a Doherty power amplifier, the Doherty combiner comprising: a phase shift section connected to one end of a carrier amplifier so as to change a phase of an RF signal output from the carrier amplifier; a matching section connected to an output terminal of the Doherty power amplifier so as to impedance-match an output of the Doherty power amplifier; and a bandwidth improvement section connected to one end of a peaking amplifier so as to change at least one of a phase bandwidth and an amplitude bandwidth of the Doherty power amplifier.
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: December 14, 2021
    Assignee: SOONCHUNHYANG UNIVERSITY INDUSTRY ACADEMY COOPERATION FOUNDATION
    Inventors: Dal Ahn, Kwan-Sun Choi, Jong-Sik Lim, Sang-Min Han, Sung-Min Kim, You-Na Jang, Dae-Ung Lee, Jun-Seok Oh, Seo Koo, Tae-Hoon Kang, Ji-Won Kim, Ik-Soo Jang
  • Composition for inhibiting a growth of cancer stem cells comprising ciclesonide
    Patent number: 11191746
    Abstract: The present invention relates to a composition for inhibiting the growth of cancer stem cells, which includes ciclesonide or a pharmaceutically acceptable salt thereof as an active ingredient, a pharmaceutical composition or food composition for inhibiting cancer metastasis, or treating or preventing cancer, which includes the composition, and the like. Ciclesonide of the present invention inhibits the growth of breast cancer cells and lung cancer cells, and inhibits the formation of breast cancer stem cells and lung cancer stem cells.
    Type: Grant
    Filed: October 13, 2017
    Date of Patent: December 7, 2021
    Assignee: JEJU NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Dong-sun Lee, Hack Sun Choi
  • METHOD OF MANUFACTURING A METAL COLUMN
    Publication number: 20210370393
    Abstract: Embodiments of the present disclosure provide a method of manufacturing a metal column using 3D printing technology. The method of manufacturing a metal column includes steps of: creasing a 3D-CAD design for printing the metal column; printing the metal column; pretreating the inner surface of a channel inside the metal column at low temperature; and coating the inner surface of the channel with a stationary phase so that the metal column is capable of separating a gas mixture into components.
    Type: Application
    Filed: July 6, 2020
    Publication date: December 2, 2021
    Inventors: Ji Won LEE, Soo Yeol PHYO, Sun CHOI, Sung CHOI
  • Foam having improved feeling during use
    Patent number: RE48906
    Abstract: The present invention relates to a foam made of a specific material having superior properties and to cosmetics comprising said foam.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: February 1, 2022
    Assignee: Amorepacific Corporation
    Inventors: Ha Jin Jung, Kyung Nam Kim, Jung Sun Choi, Kyung Ho Choi, Yeong Jin Choi