Patents by Inventor Yong-Kyu Choi

Yong-Kyu 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).

  • Patent number: 12134848
    Abstract: An anhydrous fiber-dyeing apparatus using vacuum transfer, includes: a hollow drum in which a plurality of fine holes are formed to penetrate therethrough, and a fiber to be dyed are wound around an outer surface thereof; a transfer film covering the outer surface of the fiber wound around the drum and having an inner side surface coated with a dye; heating means heating the fiber wound around the drum; and a vacuum means suctioning air through an inner space of the drum to form a vacuum pressure through the fine holes of the drum.
    Type: Grant
    Filed: November 12, 2020
    Date of Patent: November 5, 2024
    Assignee: ASSEMS INC.
    Inventors: Ji-Sang Jang, Jae-Jeong Lee, Kyoung Kyu Kim, Kyung-Seok Choi, Chi-Kyun Park, Yong-Hoon Park
  • Publication number: 20240360092
    Abstract: Disclosed are a dual modulator of mGluR5 and 5-HT2AR (5-HT2A receptor), and use thereof. More specifically, disclosed are a compound which acts as modulator of mGluR5 and an antagonist of 5-HT2AR at the same time, and use thereof as therapeutic agent for pain.
    Type: Application
    Filed: July 1, 2024
    Publication date: October 31, 2024
    Applicant: Vivozon Inc.
    Inventors: Dae Kyu CHOI, Hyo Jin KIM, Mi Seon BAE, Jin CHOI, Hyun Jin HEO, Yong Seok LEE, Geon Ho LEE, Mi Yon SHIM, Jin Sun PARK, Han Mi LEE
  • Publication number: 20240363832
    Abstract: One embodiment of the present invention relates to a lithium metal anode. Wherein the lithium metal anode comprises a current collector and a lithium metal thin film layer disposed on at least one surface of the current collector and having a thickness in a range of 0.1 to 200 ?m and a coating layer disposed on a surface of the lithium metal thin film layer, wherein, the coating layer comprising a Li—N—C—H—O based ionic compound.
    Type: Application
    Filed: May 13, 2024
    Publication date: October 31, 2024
    Applicants: POSCO CO., LTD, RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY
    Inventors: Jin Hong Kim, Hong-Youl Bae, Mun Kyu Cho, Nam Soon Choi, Sang-Lag Lee, Weon-Soo Bae, Yong Won Lee, Ji-Woong Moon
  • Publication number: 20240355666
    Abstract: A substrate transferring apparatus includes a support plate including an upper surface on which a substrate is configured to be seated, and a vacuum pad detachably coupled to the support plate and configured to vacuum suction the substrate to fix the substrate on the upper surface of the support plate, wherein the vacuum pad includes a suction area and a support protrusion surrounding the suction area, an upper surface of the support protrusion is at a higher vertical level than an upper surface of the suction area to support the substrate, and the upper surface of the support protrusion is inclined relative to horizontal.
    Type: Application
    Filed: April 16, 2024
    Publication date: October 24, 2024
    Inventors: Sung-Il Choi, Seong-Eun Kang, Kyung Beom Kim, Sung Yoon Ryu, Mi Ra Park, Yong Kyu Lee, Jeung Hee Lee, Ju Hyun Lee, Nam Young Cho
  • Publication number: 20240352925
    Abstract: An air compressor for a vehicle includes a chamber portion including an inlet and an outlet mounted thereto, and configured to receive air introduced thereinto through the inlet, a joint, mounted inside the chamber portion, connected to a driving motor, and including eccentric circular portions eccentrically coupled to a center shaft in directions providing equal forces to the center shaft, respectively, and piston portions, coupled to the eccentric circular portions, respectively, inserted into a first cylinder and a second cylinder, respectively, the first cylinder and the second cylinder being disposed to face each other inside the chamber portion, and configured to selectively compress air introduced into the cylinders while reciprocating by a discharge process and an intake process performed by rotation of the joint and to discharge the compressed air through the outlet.
    Type: Application
    Filed: October 26, 2023
    Publication date: October 24, 2024
    Applicants: Hyundai Motor Company, Kia Corporation, Hyundam Industrial Co., Ltd.
    Inventors: Seong Cheol CHO, Yoon Geun Cho, Sung Won Lee, Je Yeon Kim, Yong Taek Hwang, Hyun Jin Kang, II Kyu Choi
  • Publication number: 20240308323
    Abstract: A battery pack comprises a plurality of battery modules. Each battery module of the plurality of battery modules includes: a stacked structure including a plurality of stacked battery cells; and a front cover and a rear cover respectively disposed on a front side and a rear side of the stacked structure, configured to cover the stacked structure, and including a cover surface facing the stacked structure, a first fastening portion laterally protruding from a first side of the stacked structure in a stacking direction of the plurality of stacked battery cells, and a second fastening portion laterally protruding from a second side of the stacked structure in the stacking direction.
    Type: Application
    Filed: May 30, 2024
    Publication date: September 19, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Ji Woong Jung, Yong Hwan Choi, Yu Ri Oh, Tae Hyuck Kim, Gyung Hoon Shin, Hae Kyu Lim
  • Patent number: 12060339
    Abstract: Disclosed are a dual modulator of mGluR5 and 5-HT2AR (5-HT2A receptor), and use thereof. More specifically, disclosed are a compound which acts as modulator of mGluR5 and an antagonist of 5-HT2AR at the same time, and use thereof as therapeutic agent for pain.
    Type: Grant
    Filed: July 28, 2021
    Date of Patent: August 13, 2024
    Assignee: Vivozon Inc.
    Inventors: Dae Kyu Choi, Hyo Jin Kim, Mi Seon Bae, Jin Choi, Hyun Jin Heo, Yong Seok Lee, Geon Ho Lee, Mi Yon Shim, Jin Sun Park, Han Mi Lee
  • Patent number: 12048357
    Abstract: A three-dimensional out sole having a pattern having improved quality and durability has a dye permeated into the surface of the outsole. A depth to which the dye penetrating the micropores is 0.08 mm to 0.12 mm. The dye is permeated into the microspores through vacuum suction. The dye is digitally printed on a thermoplastic sheet. The thermoplastic sheet on which the dye is printed is heated to be softened with flexibility. The softened sheet having flexibility is closely attached to a surface of the shoe outsole having the three-dimensional shape through vacuum adsorption and then is permeated therein.
    Type: Grant
    Filed: October 21, 2020
    Date of Patent: July 30, 2024
    Assignee: ASSEMS INC.
    Inventors: Ji-Sang Jang, Jae-Jeong Lee, Kyoung Kyu Kim, Kyung-Seok Choi, Chi-Kyun Park, Yong-Hoon Park
  • Patent number: 11078908
    Abstract: A scroll compressor, and more particularly, to a scroll compressor including a communication groove which may decrease discharge resistance is provided. The scroll compressor may include a fixed scroll having a fixed end plate and a fixed wrap, and an orbiting scroll configured to perform an orbiting movement about the fixed scroll and having an orbiting end plate and an orbiting wrap. A communication groove in the form of a recessed groove may be formed in an inner surface of the orbiting end plate, and a refrigerant may flow through the communication groove according to a state in which the fixed wrap overlaps the communication groove such that there is an effect in that an opening efficiency of a discharge hole is improved at an initial stage of discharge.
    Type: Grant
    Filed: November 22, 2019
    Date of Patent: August 3, 2021
    Assignee: LG ELECTRONICS INC.
    Inventors: Yong Kyu Choi, Cheol Hwan Kim, Kangwook Lee, Jungsun Choi
  • Patent number: 10851789
    Abstract: A scroll compressor is provided, that may include a connection groove to reduce discharge resistance. The scroll compressor may include a fixed scroll including a fixed end plate and a feed wrap and an orbiting scroll, rotating with respect to the fixed scroll and including an orbiting end plate and an orbiting wrap, and structure in which a connection groove having a concave groove shape provided at an inner surface of the fixed end plate to allow a refrigerant to flow through the connection groove depending on an overlapping state of the fixed wrap and the connection groove, thereby providing an effect of increasing opening efficiency of discharge holes at a beginning of discharge.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: December 1, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Yong Kyu Choi, Cheol Hwan Kim, Howon Lee
  • Patent number: 10830237
    Abstract: A compressor is provided having an integrated flow path structure in which an oil flow path and an intermediate pressure flow path are integrated into one in a compression unit, thereby simplifying a flow path of the compression unit. The compressor may include at least one integrated flow path in which the oil flow path and the refrigerant gas flow are integrated into one in a fixed scroll. The at least one integrated flow path may connect an intermediate pressure chamber and a compression chamber in a compressors unit. The at least one integrated flow path may provide a compressed refrigerant in the compression chamber to the intermediate pressure chamber and provide oil in the intermediate pressure chamber to the compression chamber, simplifying the flow path of the compression unit.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: November 10, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Yong Kyu Choi, Nara Han, Cheol Hwan Kim, Byeongchul Lee
  • Patent number: 10816000
    Abstract: A scroll compressor is provided which is capable of supplying oil stored in an oil storage chamber upward through a rotary shaft to lubricate a bearing portion.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: October 27, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Cheol Hwan Kim, Kangwook Lee, Byeongchul Lee, Yong Kyu Choi
  • Patent number: 10808698
    Abstract: A scroll compressor, and more particularly, to a scroll compressor including a communication groove which may decrease discharge resistance is provided. The scroll compressor may include a fixed scroll having a fixed end plate and a fixed wrap, and an orbiting scroll configured to perform an orbiting movement about the fixed scroll and having an orbiting end plate and an orbiting wrap. A communication groove in the form of a recessed groove may be formed in an inner surface of the orbiting end plate, and a refrigerant may flow through the communication groove according to a state in which the fixed wrap overlaps the communication groove such that there is an effect in that an opening efficiency of a discharge hole is improved at an initial stage of discharge.
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: October 20, 2020
    Assignee: LG ELECTRONICS INC.
    Inventors: Yong Kyu Choi, Cheol Hwan Kim, Kangwook Lee, Jungsun Choi
  • Publication number: 20200088194
    Abstract: A scroll compressor, and more particularly, to a scroll compressor including a communication groove which may decrease discharge resistance is provided. The scroll compressor may include a fixed scroll having a fixed end plate and a fixed wrap, and an orbiting scroll configured to perform an orbiting movement about the fixed scroll and having an orbiting end plate and an orbiting wrap. A communication groove in the form of a recessed groove may be formed in an inner surface of the orbiting end plate, and a refrigerant may flow through the communication groove according to a state in which the fixed wrap overlaps the communication groove such that there is an effect in that an opening efficiency of a discharge hole is improved at an initial stage of discharge.
    Type: Application
    Filed: November 22, 2019
    Publication date: March 19, 2020
    Inventors: Yong Kyu CHOI, Cheol Hwan Kim, Kangwook Lee, Jungsun Choi
  • Publication number: 20190024664
    Abstract: A scroll compressor is provided which is capable of supplying oil stored in an oil storage chamber upward through a rotary shaft to lubricate a bearing portion.
    Type: Application
    Filed: December 4, 2017
    Publication date: January 24, 2019
    Inventors: Cheol Hwan Kim, Kangwook Lee, Byeongchul Lee, Yong Kyu Choi
  • Publication number: 20190010945
    Abstract: A scroll compressor is provided, that may include a connection groove to reduce discharge resistance. The scroll compressor may include a fixed scroll including a fixed end plate and a feed wrap and an orbiting scroll, rotating with respect to the fixed scroll and including an orbiting end plate and an orbiting wrap, and structure in which a connection groove having a concave groove shape provided at an inner surface of the fixed end plate to allow a refrigerant to flow through the connection groove depending on an overlapping state of the fixed wrap and the connection groove, thereby providing an effect of increasing opening efficiency of discharge holes at a beginning of discharge.
    Type: Application
    Filed: December 4, 2017
    Publication date: January 10, 2019
    Inventors: Yong Kyu CHOI, Cheol Hwan Kim, Howon Lee
  • Publication number: 20180372099
    Abstract: A scroll compressor, and more particularly, to a scroll compressor including a communication groove which may decrease discharge resistance is provided. The scroll compressor may include a fixed scroll having a fixed end plate and a fixed wrap, and an orbiting scroll configured to perform an orbiting movement about the fixed scroll and having an orbiting end plate and an orbiting wrap. A communication groove in the form of a recessed groove may be formed in an inner surface of the orbiting end plate, and a refrigerant may flow through the communication groove according to a state in which the fixed wrap overlaps the communication groove such that there is an effect in that an opening efficiency of a discharge hole is improved at an initial stage of discharge.
    Type: Application
    Filed: December 4, 2017
    Publication date: December 27, 2018
    Inventors: Yong Kyu CHOI, Cheol Hwan Kim, Kangwook Lee, Jungsun Choi
  • Publication number: 20180372103
    Abstract: A compressor is provided having an integrated flow path structure in which an oil flow path and an intermediate pressure flow path are integrated into one in a compression unit, thereby simplifying a flow path of the compression unit. The compressor may include at least one integrated flow path in which the oil flow path and the refrigerant gas flow are integrated into one in a fixed scroll. The at least one integrated flow path may connect an intermediate pressure chamber and a compression chamber in a compressors unit. The at least one integrated flow path may provide a compressed refrigerant in the compression chamber to the intermediate pressure chamber and provide oil in the intermediate pressure chamber to the compression chamber, simplifying the flow path of the compression unit.
    Type: Application
    Filed: December 4, 2017
    Publication date: December 27, 2018
    Inventors: Yong Kyu CHOI, Nara Han, Cheol Hwan Kim, Byeongchul Lee
  • Publication number: 20180084875
    Abstract: A piercing accessory system, comprising: a cover and a coupling portion. The coupling portion may comprise a base portion and one or more walls. The one or more walls may comprise one or more piercing receiving portions. The one or more piercing receiving portions may be configured to receive and engage at least one piercing worn by a user, such that the cover may be attachable to a user. The coupling portion and the at least one piercing may be configured to removeably couple together, such that the cover may adorn the user.
    Type: Application
    Filed: November 10, 2017
    Publication date: March 29, 2018
    Inventor: Yong Kyu Choi
  • Patent number: 9844248
    Abstract: A piercing accessory system, comprising: a platform; and a cover. The platform may comprise a cover coupling portion that may comprise a piercing receiving portion. The cover may comprise a platform coupling portion. The piercing receiving portion is preferably configured to connect to one or more piercing rods, such that the platform is attachable to a user that has one or more piercings; wherein the cover coupling portion and the platform coupling portion removeably couple together, such that the cover adorns the user.
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: December 19, 2017
    Inventor: Yong Kyu Choi