Patents by Inventor Hyo-Sang Kim

Hyo-Sang Kim 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: 20220381486
    Abstract: The hybrid adsorption heat pump of the present invention includes an adsorption unit 100 including an adsorption evaporator 1, an adsorption condenser 2, at least two adsorption towers 3, 4, an evaporator 5, a first condenser 7, a compressor 8, an expansion and a compression type unit 200 including a valve 9 and a four-way valve 10, and the refrigerant generated in the evaporator 5 is one of the adsorption towers 3 and 4 and the It is provided in the adsorption-type condenser 2, characterized in that it is provided to the evaporator 1 of the adsorption tower during heating operation.
    Type: Application
    Filed: December 29, 2021
    Publication date: December 1, 2022
    Applicant: SAMJUNG TECH CO., LTD.
    Inventors: Su Yong LEE, Sung Min WOO, Kwang Young KIM, Hyo Sang KIM
  • Patent number: 11491837
    Abstract: A suspension arm includes a ball stud including a spherical ball; a bearing in which the ball is accommodated; a housing having an inner peripheral portion, an outer peripheral portion, and a lower end portion that connects a lower end of the inner peripheral portion and a lower end of the outer peripheral portion, and configured to accommodate the ball and the bearing in a state in which the ball and the bearing are spaced apart from the inner peripheral portion; an arm body coupled to a portion of the outer peripheral portion of the housing; and an insert molding part formed on an outer peripheral portion of the bearing, the inner peripheral portion of the housing, and the lower end portion of the housing to couple the bearing with the housing. A convex-concave portion is formed on the inner peripheral portion of the housing along a circumferential direction.
    Type: Grant
    Filed: December 24, 2020
    Date of Patent: November 8, 2022
    Assignee: ILJIN CO., LTD.
    Inventors: Hyun Woo Kim, Soon Chan Kwon, Sung Kook Park, Min Kook Park, Hyo Sang Hwang, Seung Hyun Nam, Se Hwan Kim, Mu Chang Kang
  • Publication number: 20220338621
    Abstract: Provided is an angle bar for shelf assembly, the angle bar including a vertical frame in which a plurality of fastening grooves is formed and a horizontal frame on which a fastening protrusion is formed, wherein the plurality of fastening grooves, each including upper and lower grooves, are formed, the lower groove has a narrower width than the upper groove, and is connected to the upper groove with an inclination portion in between, wherein the fastening protrusion includes a convex portion having an inclination surface and first and second wing portions that are formed on lateral surfaces, respectively, of the convex portion, and wherein a distance between respective end portions of the first and second wing portions is smaller than a width of the upper groove and is larger than a width of the lower groove, and the convex portion has a wider width than the lower groove.
    Type: Application
    Filed: April 25, 2022
    Publication date: October 27, 2022
    Inventors: Jae Koon HAN, Hyo Sang YOON, Yoon Ki KIM, Jun Hyuk LEE
  • Patent number: 11468919
    Abstract: A semiconductor device is provided. The semiconductor device includes a substrate a bit line structure disposed on the substrate, a trench adjacent to at least one side of the bit line structure, a storage contact structure disposed within the trench, and comprising a storage contact, a silicide layer, and a storage pad which are stacked sequentially. A spacer structure is disposed between the bit line structure and the storage contact structure.
    Type: Grant
    Filed: April 7, 2020
    Date of Patent: October 11, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Tae Jin Park, Won Seok Yoo, Keun Nam Kim, Hyo-Sub Kim, So Hyun Park, In Kyoung Heo, Yoo Sang Hwang
  • Publication number: 20220302565
    Abstract: Embodiments of the present invention provides a pouch film. In manufacturing a secondary battery, a gas may be generated when reacting an electrode assembly with an electrolyte. After the generated gas is discharged, the pouch film may be sealed. In this case, a deformation part may be formed in the gas chamber section which serves as a passage for discharging the gas, specifically, in the gas chamber passage, thus to prevent the electrolyte from flowing backward and maintain shapes of the gas chamber inlet during injecting the electrolyte.
    Type: Application
    Filed: June 7, 2022
    Publication date: September 22, 2022
    Inventor: Hyo Sang KIM
  • Publication number: 20220259045
    Abstract: The present invention relates to a bundle-type carbon nanotube which has a bulk density of 25 to 45 kg/m3, a ratio of the bulk density to a production yield of 1 to 3, and a ratio of a tap density to the bulk density of 1.3 to 2.0, and a method for preparing the same.
    Type: Application
    Filed: May 3, 2022
    Publication date: August 18, 2022
    Inventors: Sung Jin Kim, Jae Keun Yoon, Dong Hyun Cho, Hyun Joon Kang, Byung Yul Choi, Duk Ki Kim, Hyun Woo Park, Hyo Sang You
  • Patent number: 11404756
    Abstract: Embodiments of the present invention provides a pouch film. In manufacturing a secondary battery, a gas may be generated when reacting an electrode assembly with an electrolyte. After the generated gas is discharged, the pouch film may be sealed. In this case, a deformation part may be formed in the gas chamber section which serves as a passage for discharging the gas, specifically, in the gas chamber passage, thus to prevent the electrolyte from flowing backward and maintain shapes of the gas chamber inlet during injecting the electrolyte.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: August 2, 2022
    Assignee: SK INNOVATION CO., LTD.
    Inventor: Hyo Sang Kim
  • Publication number: 20220045327
    Abstract: An anode active material according to an embodiment of the present invention includes a first graphite particle and a second graphite particle having a different particle diameter from that of the first graphite particle. A ratio of a pellet density relative to a. tap density of the anode active material is from 1.3 to 1.45. A particle deformation of the anode is suppressed to achieve a lithium secondary battery having improved long-term and high-energy properties.
    Type: Application
    Filed: August 5, 2021
    Publication date: February 10, 2022
    Inventors: Hae Suk HWANG, Hee Gyoung KANG, Hyo Sang Kim, So Hyun PARK, Jong Hyuk Lee
  • Patent number: 10790503
    Abstract: An anode for lithium secondary battery includes a current collector and an anode active material layer including an anode active material and being formed on the current collector. The anode active material includes a core containing an artificial graphite and a shell formed on a surface of the core, the shell containing an amorphous carbon. An average of a Raman R value of the anode active material layer is in a range from 0.5 to 0.65, and a standard deviation of the Raman R value is less than 0.22. The Raman R value is defined as a ratio (ID/IG) of a D band intensity (ID) relative to a G band intensity (IG), and the D band and the G band are obtained from a Raman spectrum of the anode active material layer.
    Type: Grant
    Filed: May 15, 2018
    Date of Patent: September 29, 2020
    Assignee: SK INNOVATION CO., LTD.
    Inventors: Hyo Sang Kim, Sang Jin Kim, Hae Suk Hwang
  • Patent number: 10775240
    Abstract: Provided is a method for evaluating a secondary battery active material, comprising: preparing an active material including a core and a shell located on the surface of the core; forming an active material layer including the active material on at least one surface of a current collector; acquiring a Raman spectrum for the active material and calculating a Raman R value (ID/IG) therefrom; obtaining a frequency distribution chart for the Raman R value; obtaining a probability density function by normalizing the frequency distribution chart; and evaluating the shell of the active material by extracting a Raman R value (ID/IG) and/or a predetermined width indicating a maximum value from the graph of the probability density function.
    Type: Grant
    Filed: March 27, 2017
    Date of Patent: September 15, 2020
    Assignee: SK Innovation Co., Ltd.
    Inventors: Suk-Chin Lee, Hyo-Sang Kim, Jung-Hyun Yun
  • Publication number: 20200269350
    Abstract: Disclosed is a nozzle unit for laser processing, which can implement one-touch coupling and separation, thereby enabling easy nozzle replacement and uniform maintenance of a nozzle in a mounted state at an accurate position while preventing damage to a nozzle joint. The nozzle unit for laser processing includes: a nozzle body including a nozzle hole and a coupling protrusion formed at an outer periphery of the nozzle hole; and a nozzle adapter allowing the nozzle body to be inserted into and coupled to a lower portion thereof and including a nozzle coupling portion allowing the coupling protrusion at a first position to be inserted thereinto or separated therefrom and allowing the coupling protrusion at a second position to be seated thereon, the second position being spaced apart from the first position in a circumferential direction of the nozzle hole.
    Type: Application
    Filed: October 29, 2019
    Publication date: August 27, 2020
    Applicant: HK CO., LTD.
    Inventors: Hyo Sang KIM, Hyun Woo YANG, Won Jae LEE
  • Publication number: 20200185695
    Abstract: Embodiments of the present invention provides a pouch film. In manufacturing a secondary battery, a gas may be generated when reacting an electrode assembly with an electrolyte. After the generated gas is discharged, the pouch film may be sealed. In this case, a deformation part may be formed in the gas chamber section which serves as a passage for discharging the gas, specifically, in the gas chamber passage, thus to prevent the electrolyte from flowing backward and maintain shapes of the gas chamber inlet during injecting the electrolyte.
    Type: Application
    Filed: December 3, 2019
    Publication date: June 11, 2020
    Inventor: Hyo Sang KIM
  • Patent number: 10483544
    Abstract: Provided is a lithium secondary battery including an anode containing agglomerate artificial graphite having pores with an average diameter of 80 to 150 nm; and an electrolyte solution having a viscosity of 5.0 cP or less at 25° C. The lithium secondary battery according to the present invention may have excellent life characteristics, high temperature storage characteristics and output characteristics.
    Type: Grant
    Filed: March 2, 2017
    Date of Patent: November 19, 2019
    Assignee: SK Innovation Co., Ltd.
    Inventors: Jee Hee Lee, Sang Jin Kim, Hyo Sang Kim, Jung Hwan Kim
  • Patent number: 10454095
    Abstract: An anode active material for lithium secondary battery includes a secondary particle formed by agglomerating primary particles, an average diameter of the primary particles is in a range from 5 ?m to 15 ?m, and an average diameter of the secondary particle is in a range from 10 ?m to about 25 ?m. The primary particles include an artificial graphite, and an I(110)/I(002) of the secondary particle is in a range from about 0.0075 to 0.012.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: October 22, 2019
    Assignee: SK INNOVATION CO., LTD.
    Inventors: Hyo Sang Kim, Sang Jin Kim, Jung Hwan Kim, Jee Hee Lee
  • Publication number: 20190186996
    Abstract: Provided is a method for evaluating a secondary battery active material, comprising: preparing an active material including a core and a shell located on the surface of the core; forming an active material layer including the active material on at least one surface of a current collector; acquiring a Raman spectrum for the active material and calculating a Raman R value (ID/IG) therefrom; obtaining a frequency distribution chart for the Raman R value; obtaining a probability density function by normalizing the frequency distribution chart; and evaluating the shell of the active material by extracting a Raman R value (ID/IG) and/or a predetermined width indicating a maximum value from the graph of the probability density function.
    Type: Application
    Filed: March 27, 2017
    Publication date: June 20, 2019
    Inventors: Suk-Chin Lee, Hyo-Sang Kim, Jung-Hyun Yun
  • Publication number: 20180331354
    Abstract: An anode for lithium secondary battery includes a current collector and an anode active material layer including an anode active material and being formed on the current collector. The anode active material includes a core containing an artificial graphite and a shell formed on a surface of the core, the shell containing an amorphous carbon. An average of a Raman R value of the anode active material layer is in a range from 0.5 to 0.65, and a standard deviation of the Raman R value is less than 0.22. The Raman R value is defined as a ratio (ID/IG) of a D band intensity (ID) relative to a G band intensity (IG), and the D band and the G band are obtained from a Raman spectrum of the anode active material layer.
    Type: Application
    Filed: May 15, 2018
    Publication date: November 15, 2018
    Inventors: Hyo Sang KIM, Sang Jin KIM, Hae Suk HWANG
  • Patent number: 10018383
    Abstract: The present invention relates to a triple-effect absorption chilling apparatus adopting a structure of an anti-parallel cycle in which an absorber and a first regenerator are connected in series, a second regenerator and a third regenerator are connected in parallel with the first regenerator, and the solution through the second regenerator and the third regenerator is returned to the absorber. Therefore, according to the present invention, it is possible to improve efficiency by acquiring a higher coefficient of performance than conventional absorption refrigerators, and to reduce energy consumption.
    Type: Grant
    Filed: May 12, 2017
    Date of Patent: July 10, 2018
    Inventors: Hyo Sang Kim, Si Young Jeong, Sung Min Woo, Su Yong Lee
  • Patent number: 9954218
    Abstract: Provided is an anode for a secondary battery including: a first anode active material; and a second anode active material having relatively lower hardness than that of the first anode active material. The first anode active material and the second anode active material satisfy Relational Formula 1 0.167<RB/RA<1, and have a volume ratio of 1:0.5˜2. In Relational Formula 1, RA is an average particle size of the first anode active material, and RB is an average particle size of the second anode active material.
    Type: Grant
    Filed: June 15, 2016
    Date of Patent: April 24, 2018
    Assignee: SK Innovation Co., Ltd.
    Inventors: Jee Hee Lee, Sang Jin Kim, Jung Hwan Kim, Hyo Sang Kim
  • Publication number: 20170352871
    Abstract: An anode active material for lithium secondary battery includes a secondary particle formed by agglomerating primary particles, an average diameter of the primary particles is in a range from 5 ?m to 15 ?m, and an average diameter of the secondary particle is in a range from 10 ?m to about 25 ?m. The primary particles include an artificial graphite, and an I(110)/I(002) of the secondary particle is in a range from about 0.0075 to 0.012.
    Type: Application
    Filed: May 26, 2017
    Publication date: December 7, 2017
    Inventors: Hyo Sang KIM, Sang Jin KIM, Jung Hwan KIM, Jee Hee LEE
  • Publication number: 20170328605
    Abstract: The present invention relates to a triple-effect absorption chilling apparatus adopting a structure of an anti-parallel cycle in which an absorber and a first regenerator are connected in series, a second regenerator and a third regenerator are connected in parallel with the first regenerator, and the solution through the second regenerator and the third regenerator is returned to the absorber. Therefore, according to the present invention, it is possible to improve efficiency by acquiring a higher coefficient of performance than conventional absorption refrigerators, and to reduce energy consumption.
    Type: Application
    Filed: May 12, 2017
    Publication date: November 16, 2017
    Inventors: Hyo Sang KIM, Si Young JEONG, Sung Min WOO, Su Yong LEE