Patents by Inventor Byong Kim

Byong 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).

  • Patent number: 11973219
    Abstract: A method for pre-lithiation of a negative electrode is disclosed, including the steps of: producing a lithium metal laminate which includes i) lithium metal foil; and ii) a buffer layer including carbonaceous material particles, inorganic compound particles, polymer compound particles or their combination, and coated on one surface of the lithium metal foil; producing a negative electrode including a negative electrode current collector, and a negative electrode active material layer formed on at least one surface of the negative electrode current collector; and laminating the lithium metal laminate with the negative electrode in such a manner that the buffer layer of the lithium metal laminate is in contact with the negative electrode active material layer. A lithium metal laminate used for the method is also provided. The pre-lithiation of a negative electrode that includes a buffer layer reduces the problem of rapid volumetric swelling occurring.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: April 30, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Oh-Byong Chae, Jun-Hyuk Song, Yoon-Ah Kang, Je-Young Kim, Sang-Wook Woo
  • Patent number: 11967699
    Abstract: A pre-lithiation reaction chamber apparatus including a pre-lithiation reaction vessel which can prevent harmful effects caused by water that may be generated during pre-lithiation is provided. The pre-lithiation reaction vessel includes an electrolyte including a lithium salt, a negative electrode for a lithium secondary battery and a lithium ion-supplying member. Each of the negative electrode for the lithium secondary battery and the lithium ion-supplying member is at least partially in contact with the electrolyte. The pre-lithiation reaction chamber apparatus further includes a water-capturing vessel. The water-capturing vessel includes water-capturing powder, a container configured to receive the water-capturing powder, and a position-changing member configured to change a position of the water-capturing powder in the container.
    Type: Grant
    Filed: September 3, 2020
    Date of Patent: April 23, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Seung-Hae Hwang, Ye-Ri Kim, Oh-Byong Chae
  • Publication number: 20240088347
    Abstract: A prelithiated negative electrode, and a secondary battery including a prelithiated electrode, including a negative electrode current collector; and a negative electrode active material layer present on at least one surface of the negative electrode current collector. The negative electrode active material layer includes high-capacity artificial graphite having no carbon coating. The negative electrode active material layer is prelithiated, and the content of lithium intercalated to the prelithiated negative electrode active material layer is 3% to 5% based on the lithium content intercalated when the negative electrode is charged to 100%.
    Type: Application
    Filed: November 11, 2020
    Publication date: March 14, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hee-Won CHOI, Ye-Ri KIM, Chan-Ki PARK, Mi-Ru JO, Oh-Byong CHAE, Seung-Hae HWANG
  • Publication number: 20240087538
    Abstract: A display device according to an exemplary embodiment of the present disclosure includes a light emitting diode and a pixel driving circuit which drives the light emitting diode, the pixel driving circuit includes a driving transistor which applies a driving current to the light emitting diode, a first transistor which applies a first reference voltage to a gate electrode of the driving transistor, a second transistor which applies a data voltage to the gate electrode of the driving transistor, a third transistor which applies a second reference voltage to a source electrode of the driving transistor, and a storage capacitor connected to the gate electrode and the source electrode of the driving transistor. According to the present disclosure, the threshold voltage Vth and the mobility of the driving transistors are internally compensated to improve an image quality.
    Type: Application
    Filed: September 6, 2023
    Publication date: March 14, 2024
    Applicants: LG Display Co., Ltd., Industry-University Cooperation Foundation Hanyang University
    Inventors: Harkjin KIM, Kwanghwan JI, Byong-Deok CHOI, Bum Sik KIM, Dong Young KIM, Yong Duck KIM, June Hee LEE
  • Patent number: 11929487
    Abstract: A method of preparing a negative electrode for a lithium secondary battery, which includes forming a negative electrode mixture layer including a negative electrode active material on a negative electrode current collector, disposing lithium metal powder on at least a part of the negative electrode mixture layer, pressing the negative electrode mixture layer on which the lithium metal powder is disposed, wetting the pressed negative electrode mixture layer with a first electrolyte solution, and drying the wet negative electrode mixture layer. A battery including the negative electrode of the present invention has enhanced rapid charge/discharge characteristics and enhanced lifespan characteristics.
    Type: Grant
    Filed: January 25, 2019
    Date of Patent: March 12, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Oh Byong Chae, Sang Wook Woo, Je Young Kim, Yoon Ah Kang, Jun Hyuk Song
  • Publication number: 20070026005
    Abstract: Disclosed is a vaccine composition including a pathogenic antigen and IL-12 encapsulated in controlled release microspheres. Also, the present invention discloses a method of enhancing the adjuvant effect of IL-12 by employing an IL-12 adjuvant encapsulated in controlled release microspheres. IL-12, used as an adjuvant for a co-administered vaccine antigen in the vaccine composition, is released in vivo for a prolonged period of time by being encapsulated in controlled release microspheres, thereby maximizing its adjuvant effect.
    Type: Application
    Filed: September 9, 2004
    Publication date: February 1, 2007
    Inventors: Young Sung, Su Park, Jun Chang, Jong Son, Sung Lee, Won Kim, Byong Kim
  • Patent number: 7170007
    Abstract: Wellbore electrical cables according to the invention include at least one insulated conductor, at least one layer of armor wires surrounding the insulated conductor, and a polymeric material disposed in the interstitial spaces formed between armor wires and interstitial spaces formed between the armor wire layer and insulated conductor which may further include wear resistance particles or even short fibers, and the polymeric material may further form a polymeric jacket around an outer, layer of armor wires. The insulated conductor is formed from a plurality of metallic conductors encased in an insulated jacket.
    Type: Grant
    Filed: January 12, 2005
    Date of Patent: January 30, 2007
    Assignee: Schlumburger Technology Corp.
    Inventors: Joseph Varkey, Byong Kim, Garud Sridhar, Noor Sait, Wayne Fulin
  • Publication number: 20070009379
    Abstract: Described herein are novel devices for the study of transport characteristics of complex or simple fluids, interactions among molecules in suspension, interactions between molecules in suspension and wall-bound molecules, and biochemical sensing devices made of reservoirs for fluid containment linked by a nanotubes. Also disclosed are methods of delivering medicaments and monitoring fluidic interactions of molecules or analytes.
    Type: Application
    Filed: July 8, 2005
    Publication date: January 11, 2007
    Applicant: The Trustees of the University of Pennsylvania
    Inventors: Haim Bau, Byong Kim, Michael Riegelman, Yury Gogotsi
  • Publication number: 20060242824
    Abstract: Disclosed are methods of manufacturing electrical cables. In one embodiment of the invention, method for manufacturing a wellbore cable includes providing at least one insulated conductor, extruding a first polymeric material layer over the insulated conductor, serving a first layer of armor wires around the polymeric material and embedding the armor wires in the first polymeric material by exposure to an electromagnetic radiation source, followed by and extruding a second polymeric material layer over the first layer of armor wires embedded in the first polymeric material layer. Then, a second layer of armor wires may be served around the second polymeric material layer, and embedded therein by exposure to an electromagnetic radiation source. Finally, a third polymeric layer may be extruded around the second layer of armor wires to form a polymeric jacket.
    Type: Application
    Filed: April 29, 2005
    Publication date: November 2, 2006
    Inventors: Joseph Varkey, Byong Kim
  • Publication number: 20060151194
    Abstract: Wellbore electrical cables according to the invention include at least one insulated conductor, at least one layer of armor wires surrounding the insulated conductor, and a polymeric material disposed in the interstitial spaces formed between armor wires and interstitial spaces formed between the armor wire layer and insulated conductor which may further include wear resistance particles or even short fibers, and the polymeric material may further form a polymeric jacket around an outer, layer of armor wires. The insulated conductor is formed from a plurality of metallic conductors encased in an insulated jacket.
    Type: Application
    Filed: January 12, 2005
    Publication date: July 13, 2006
    Inventors: Joseph Varkey, Byong Kim, Garud Sridhar, Noor Sait, Wayne Fulin
  • Publication number: 20060137898
    Abstract: An electrical cable is provided which includes an electrical conductor, a first insulating jacket disposed adjacent the electrical conductor and having a first relative permittivity, wherein the first insulating jacket is prepared from an admixture of: a polymer selected from the group consisting of polyaryletherether ketone polymer, polyphenylene sulfide polymer, polyether ketone, maleic anhydride modified polymers, Parmax® SRP polymers, and any mixtures thereof; and, a fluoropolymer additive. A second insulating jacket disposed adjacent the first insulating jacket and having a second relative permittivity that is less than the first relative permittivity, and wherein the insulating jacket is mechanically bonded to the second insulating jacket. In another aspect of the present invention, a method is provided for manufacturing a cable that includes providing an electrical conductor, extruding a first insulating jacket over the electrical conductor, and extruding a second insulating jacket thereon.
    Type: Application
    Filed: February 24, 2006
    Publication date: June 29, 2006
    Inventors: Byong Kim, Joseph Varkey
  • Publication number: 20060137895
    Abstract: An electrical cable is provided which includes a coated electrical conductor, a polymeric protective layer which traps any coating flakes, a first insulating jacket disposed adjacent to the electrical conductor and having a first relative permittivity. A second insulating jacket disposed adjacent to the first insulating jacket and having a second relative permittivity that is less than the first relative permittivity. In another aspect of the present invention, a method is provided for manufacturing a cable that includes providing a coated electrical conductor, extruding a polymeric protective layer over the coated electrical conductor, extruding a first insulating jacket over the protective polymeric layer, and extruding a second insulating jacket thereon. Cables of the invention may further include armor wire layers or even current return conductors.
    Type: Application
    Filed: December 28, 2004
    Publication date: June 29, 2006
    Inventors: Joseph Varkey, Byong Kim, Willem Wijnberg, Faisal Arif, Anil Singh, Jeffrey Arnaud, John Nguyen
  • Publication number: 20060115971
    Abstract: Disclosed are methods for fabricating integrated nano-scale and micro-scale structures. Also disclosed are carbon nanopipettes, shovels, and sheets made by these methods. Nano-scale and micro-scale structures fabricated by the disclosed methods are useful in a variety of application, for example, nanoelectrodes, functionalized probes for chemical and biological sensing, nanopipettes for fluid and macromolecule transfer, and devices for the dispensing and deposition of nanodrops.
    Type: Application
    Filed: September 21, 2005
    Publication date: June 1, 2006
    Applicant: The Trustees of the University of Pennsylvania
    Inventors: Haim Bau, Byong Kim
  • Publication number: 20060065429
    Abstract: An electrical cable is provided which includes an electrical conductor, a first insulating jacket disposed adjacent the electrical conductor and having a first relative permittivity, wherein the first insulating jacket is prepared from an admixture of: a polymer selected from the group consisting of polyaryletherether ketone polymer, polyphenylene sulfide polymer, polyether ketone, maleic anhydride modified polymers, Parmax® SRP polymers, and any mixtures thereof; and, a fluoropolymer additive. A second insulating jacket disposed adjacent the first insulating jacket and having a second relative permittivity that is less than the first relative permittivity, and wherein the insulating jacket is mechanically bonded to the second insulating jacket. In another aspect of the present invention, a method is provided for manufacturing a cable that includes providing an electrical conductor, extruding a first insulating jacket over the electrical conductor, and extruding a second insulating jacket thereon.
    Type: Application
    Filed: September 28, 2004
    Publication date: March 30, 2006
    Inventors: Byong Kim, Joseph Varkey
  • Publication number: 20050192200
    Abstract: A liquid detergent composition comprising a limited amount of a solubilizing anionic surfactant for increased speed of cooked grease cleaning and methods of using the same.
    Type: Application
    Filed: April 4, 2005
    Publication date: September 1, 2005
    Inventors: Stacie Hecht, Byong Kim, Jeffrey Scheibel
  • Publication number: 20050170990
    Abstract: A liquid detergent composition comprising a limited amount of a solubilizing nonionic surfactant for increased speed of cooked grease cleaning and methods of using the same.
    Type: Application
    Filed: April 4, 2005
    Publication date: August 4, 2005
    Inventors: Stacie Hecht, Byong Kim, Rodolfo Delgado, Jeffrey Scheibel
  • Publication number: 20050119152
    Abstract: A liquid detergent composition comprising a limited amount of a solubilizing anionic surfactant for increased speed of cooked grease cleaning and methods of using the same.
    Type: Application
    Filed: November 9, 2004
    Publication date: June 2, 2005
    Inventors: Stacie Hecht, Byong Kim, Jeffrey Scheibel
  • Publication number: 20050107275
    Abstract: A liquid detergent composition comprising a limited amount of a solubilizing nonionic surfactant for increased speed of cooked grease cleaning and methods of using the same.
    Type: Application
    Filed: November 9, 2004
    Publication date: May 19, 2005
    Inventors: Stacie Hecht, Byong Kim, Rodolfo Delgado, Jeffrey Scheibel
  • Publication number: 20050051805
    Abstract: A transistor device comprising source and drain regions (S, D), a nanotube structure (2, 3) providing a path for electrical charge carriers between the source and drain regions, and a gate region (4). The nanotube structure has its conduction band structure locally modified in the gate region, e.g. by doping, for controlling the passage of the charge carriers in the path. The device can be used as a flash memory or as a memory element in a DRAM.
    Type: Application
    Filed: July 12, 2004
    Publication date: March 10, 2005
    Inventors: Byong Kim, Kazuo Nakazato, Hiroshi Mizuta
  • Publication number: 20050029770
    Abstract: An anti-lift characteristic of a rear suspension of a vehicle is enhanced by including a carrier at which a rear wheel is rotatably mounted; a trailing arm longitudinally aligned with respect to a vehicle body, ends of the trailing arm being respectively connected to the carrier and the vehicle body; and a connecting unit connecting the vehicle body and a body-side end of the trailing arm, and varying a vertical position of the body-side end according to a running state of the vehicle.
    Type: Application
    Filed: December 11, 2003
    Publication date: February 10, 2005
    Inventor: Byong Kim