Patents by Inventor Jin Kyu Lee

Jin Kyu Lee 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: 8980986
    Abstract: A reflector and a light-emitting device including the same. The reflector includes a wholly aromatic liquid crystalline polyester resin compound that includes a repeating unit derived from a hydroxybenzoic acid and a repeating unit derived from a hydroxynaphthoic acid, but does not include a repeating unit derived from an aromatic dicarboxylic acid, wherein the wholly aromatic liquid crystalline polyester resin compound further includes a white inorganic filler.
    Type: Grant
    Filed: September 29, 2011
    Date of Patent: March 17, 2015
    Assignee: Shenzhen Wote Advanced Materials Co., Ltd.
    Inventors: Youn Eung Lee, Jin Kyu Lee, Young Taek Oh
  • Patent number: 8937149
    Abstract: The present invention provides nano-sized particles of melanin, and the method for formation of the melanin particles comprise the following steps: adding a base to a dopamine.H+X?-containing solution (wherein H+X? is an acid) and allowing an acid-base neutralization reaction; and forming nano-sized particles of melanin by controlling the addition of nucleic dopamine.H+X? (a) to base (b) at a ratio of a:b=1:0.1-1, and allow concurrent or consecutive formation of melanin by oxidation curing of the dopamine in air (polymerization). The manufacturing method according to the present invention can produce nano-sized melanin particles in a short period of time. Furthermore, the nano-sized melanin particles made according to the present invention are distinctive from conventional solvents containing dispersions of natural melanin and synthetic melanin, and have excellent application in various fields.
    Type: Grant
    Filed: October 22, 2010
    Date of Patent: January 20, 2015
    Assignee: SNU R&DB Foundation
    Inventors: Jin Kyu Lee, Kuk Youn Ju
  • Patent number: 8905171
    Abstract: Disclosed is a battery pack including a battery module array having battery modules arranged in two or more rows in a state in which the battery modules are erected in an upside-down fashion, each of the battery modules being formed by stacking battery cells or unit modules, each having two or more battery cells mounted therein, in a lateral direction with respect to electrode terminals of the battery cells, a front support member and a rear support member that are a pair of side support members to support the front and rear of the battery module array, respectively, lower end support members coupled to lower ends of the side support members, and mounting members coupled to an upper end of the battery module array and fastened to an external device such that an upper part of the battery pack is mounted to the external device.
    Type: Grant
    Filed: August 28, 2013
    Date of Patent: December 9, 2014
    Assignee: LG Chem, Ltd.
    Inventors: BumHyun Lee, Yong Shik Shin, Jin Kyu Lee, Jong Moon Yoon, YeonSeok Choo
  • Patent number: 8900736
    Abstract: Disclosed herein is a battery pack including a bracket coupled between at least one side supporting member and a rear mounting member to distribute load of battery modules to a rear mounting member via the at least one side supporting member, thereby effectively supporting vibration of the battery pack in a forward and backward direction and load of the battery pack.
    Type: Grant
    Filed: April 4, 2013
    Date of Patent: December 2, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Junseok Choi, Bumhyun Lee, Sangyoon Jeong, Jong Moon Yoon, Jin Kyu Lee
  • Patent number: 8894880
    Abstract: Provided is a wholly aromatic liquid crystalline polyester resin compound having excellent electrical insulating properties, heat resistance, and mechanical strength due to the inclusion of an inorganic filler having low electrical conductivity, high heat resistance, and high mechanical strength.
    Type: Grant
    Filed: June 14, 2011
    Date of Patent: November 25, 2014
    Assignee: Samsung Fine Chemicals Co., Ltd
    Inventors: Young Hak Shin, Youn Eung Lee, Myung Se Lee, Jin Kyu Lee, Mahn Jong Kim
  • Publication number: 20140315057
    Abstract: Disclosed herein is a battery pack including a battery module including a cell module stack having a structure in which a plurality of cell modules, each of which includes a battery cell mounted in a cartridge, is vertically stacked, a lower end plate to support a lower end of the cell module stack, an upper end plate to fix an uppermost cartridge of the cell module stack disposed on the lower end plate, and a voltage detection assembly to detect voltages of the battery cells, a box type pack case in which the battery module is mounted, a pack cover coupled to the pack case, and fastening extension members protruding upward from the battery module to couple the battery module to the pack case and the pack cover.
    Type: Application
    Filed: July 1, 2014
    Publication date: October 23, 2014
    Inventors: BumHyun LEE, Jin Kyu LEE, MinJung KIM, Jong Moon YOON, DalMo KANG
  • Patent number: 8852782
    Abstract: Disclosed herein is a battery pack, temperature of which is controllable, including at least one battery module including a plurality of battery cells or unit modules (‘unit cells’) which can be charged and discharged, a fluid channel formed such that a fluid to cool or heat the battery module passes through the battery module, a flow change unit located on the fluid channel to change a flow direction of the fluid based on a temperature state of the battery module, and an operation controller to control an operation of the flow change unit based on information regarding the temperature of the battery module.
    Type: Grant
    Filed: January 22, 2013
    Date of Patent: October 7, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Jin Kyu Lee, BumHyun Lee, DalMo Kang, SangYoon Jeong, Min Chul Jang, Jong Moon Yoon
  • Patent number: 8846233
    Abstract: Disclosed herein is a battery module assembly including a plurality of battery modules, each including a plurality of battery cells or unit modules mounted in a module case in a state in which the battery cells or the unit modules are connected in series to each other, wherein the battery modules are arranged adjacent to each other in the lateral direction in a state in which the battery modules are electrically connected to each other, and a cooling member including a coolant conduit to allow a liquid coolant to flow therealong is mounted at the outside of each of the battery modules.
    Type: Grant
    Filed: September 23, 2009
    Date of Patent: September 30, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Jin Kyu Lee, Yongshik Shin, Hee Soo Yoon, BumHyun Lee, Dal Mo Kang, Jongmoon Yoon, Jaeseong Yeo
  • Patent number: 8846234
    Abstract: Disclosed herein is a battery cartridge configured in a frame structure to mount a plate-shaped battery cell therein, the battery cartridge comprising a pair of plate-shaped frames configured to fix the outer circumference of the battery cell in a state in which at least one side of the battery cell is open, wherein each of the frames is provided at the outside thereof with an elastic pressing member configured to fix a heat dissipation member to the open side of the battery cell in a tight contact manner upon manufacture of a battery module.
    Type: Grant
    Filed: December 20, 2011
    Date of Patent: September 30, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Jin Kyu Lee, Hee Soo Yoon, BumHyun Lee, Dal Mo Kang, Jaeseong Yeo
  • Patent number: 8840801
    Abstract: This invention relates to a manufacturing method of colloid comprising magnetic nanoclusters and magnetic nanocluster colloid made by the same. More particularly, this invention relates to a manufacturing method of colloid comprising magnetic nanoclusters comprising magnetic precursor and heterometal precursor by a certain ratio and magnetic nanocluster colloid made by the same.
    Type: Grant
    Filed: April 5, 2011
    Date of Patent: September 23, 2014
    Assignees: Seoul National University R&DB Foundation, Nanobrick Co., Ltd.
    Inventors: Jin Kyu Lee, Jin Myung Cha
  • Publication number: 20140248523
    Abstract: Disclosed is a battery pack configured such that a plurality of battery modules is connected to each other in series in a state in which the modules are in contact with each other or stacked adjacent to each other, the pack being fixed such that a stacked state of the modules is maintained even when volume of the modules is changed during charge and discharge, the pack including a cut-off portion connected in series to an electrical connection circuit between modules, a fixing member to fix a circuit breaker to at least one outer surface of the pack, and the breaker configured to be electrically conducted when an outer surface of at least one module expands by a reference volume value or more, the breaker being connected in series to the electrical connection circuit to short-circuit the cut-off portion when electric conduction is performed due to swelling of the modules.
    Type: Application
    Filed: May 13, 2014
    Publication date: September 4, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Tae Hwan ROH, Jin Kyu LEE, Jun Seok CHOI, Seong Tae KIM, Tae Hyuck KIM, Dongyeon KIM
  • Publication number: 20140242429
    Abstract: Disclosed is a battery pack including a battery module array constituted by one or more battery modules each including one or more unit modules each configured to have a structure in which a battery cell is surrounded by a cell cover are mounted in a module case in a state in which the unit modules are stacked while being vertically upright, a base plate on which the battery module array is loaded, a pair of end plates to support opposite sides of the array in a state in which a lower end of each of the end plates is fixed to the base plate, and an insulation member disposed between the array and each of the end plates, the insulation member being provided at a surface thereof facing the array with one or more ribs to absorb shock caused by external force and to define a coolant flow channel.
    Type: Application
    Filed: May 8, 2014
    Publication date: August 28, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Bum Hyun LEE, Jin Kyu LEE, Dal Mo KANG
  • Publication number: 20140231749
    Abstract: Disclosed are a nano particle, a nano particle complex and a method of fabricating the nano particle. The nano particle includes a compound semiconductor having a first metal element and a second metal element. The property of the nano particle is readily controlled depending on the composition of the first and second metal elements.
    Type: Application
    Filed: July 16, 2012
    Publication date: August 21, 2014
    Applicants: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, LG INNOTEK CO., LTD.
    Inventors: Yu Won Lee, Gwang Hei Choi, Jin Kyu Lee, Yun Ku Jung
  • Publication number: 20140234690
    Abstract: Disclosed herein is a battery pack including (a) a module assembly including two or more battery modules, each of which includes a chargeable and dischargeable battery cell, the battery modules being stacked to have a two layer structure including an upper layer and a lower layer while being in contact with each other in a lateral direction, (b) a first upper layer connection member and a second upper layer connection member mounted at the upper layer module assembly, (c) a first lower layer connection member and a second lower layer connection member mounted at the lower layer module assembly, (d) a pair of side support members, (e) insulation members mounted at interfaces between the sides of the upper and lower layer module assemblies and the side support members, and (f) a first lower end support member and a second lower end support member.
    Type: Application
    Filed: April 23, 2014
    Publication date: August 21, 2014
    Applicant: LG CHEM, LTD.
    Inventors: BumHyun LEE, Yong Shik SHIN, Jin Kyu LEE, DalMo KANG
  • Patent number: 8810080
    Abstract: Disclosed is a battery module including a base plate on which unit modules, each with two or more secondary batteries therein, are stacked in a vertically erected state, a pair of end plates disposed in tight contact with outer surfaces of outermost unit modules while bottoms of the end plates are fixed to the base plate, and supporting bars connected between opposite sides of upper or side parts of the end plates so as to support the end plates, wherein each of the end plates includes a main body contacting a corresponding one of the unit modules, and a top wall, a bottom wall, and a pair of side walls protruding outward from the perimeter of the main body, the thickness of each of the side walls being increased from the top to the bottom wall, thereby dispersing pressure (bending load) from the unit modules and the supporting bars.
    Type: Grant
    Filed: October 6, 2010
    Date of Patent: August 19, 2014
    Assignee: LG Chem, Ltd.
    Inventors: YeonSeok Choo, Jin Kyu Lee, Ye Hoon Im, Kwanyong Kim
  • Patent number: 8808896
    Abstract: Disclosed is a battery pack including a battery module array having battery modules which are arranged in a lateral direction in two or more rows, each of the battery modules configured with battery cells or unit modules, each of which has two or more battery cells mounted therein, are stacked in a state in which the battery cells or the unit modules are erected vertically, a base plate on which the battery modules are stacked in a vertically erected state, a pair of main members provided at the front and rear of the battery module array, opposite ends of each of the main members being fastened to an external device, a pair of end plates disposed in contact with the front and rear of the battery module array such that the lower end of each of the end plates is fixed to the base plate, and supporting bars.
    Type: Grant
    Filed: August 6, 2013
    Date of Patent: August 19, 2014
    Assignee: LG Chem, Ltd.
    Inventors: Yeon Seok Choo, Jin Kyu Lee, Bum Hyun Lee, Sang Yoon Jeong, Ye Hoon Im
  • Patent number: 8808893
    Abstract: Disclosed herein is a middle or large-sized battery module having secondary batteries or unit modules, each of which has two or more secondary batteries mounted therein, stacked in a state in which the secondary batteries or the unit modules are erected vertically, the battery module including a base plate on which the secondary batteries or the unit modules are stacked in a vertically erected state, a pair of end plates disposed in tight contact with outer sides of the outermost unit modules or the outermost unit modules in a state in which the bottom of each of the end plates is fixed to the base plate, and supporting bars connected between opposite sides of upper parts or side parts of the end plates so as to interconnect and support the end plates, wherein the base plate is provided at opposite sides thereof with a pair of upward protrusions extending in a longitudinal direction of the base plate to prevent the base plate from being deformed due to vertical vibration and to disperse pressure (load), and o
    Type: Grant
    Filed: November 2, 2011
    Date of Patent: August 19, 2014
    Assignee: LG Chem, Ltd.
    Inventors: YeonSeok Choo, Jin Kyu Lee, Jung Min Park, Ye Hoon Im, Hyun Chul Park
  • Patent number: 8808885
    Abstract: Disclosed herein is a battery module configured in a structure in which two or more battery cells, each of which has electrode terminals formed at one end or opposite ends thereof, are stacked in a state in which the battery cells are electrically connected to each other, wherein the electrode terminals of the battery cells are formed of plate-shaped conductive members, the electrode terminals of the battery cells are folded such that the electrode terminals are in tight contact with each other to form a bent connection part at an electrical connection region between the battery cells, and the bent connection part is surrounded by a voltage sensing member mounted to the bent connection part.
    Type: Grant
    Filed: August 17, 2010
    Date of Patent: August 19, 2014
    Assignee: LG Chem, Ltd.
    Inventors: BumHyun Lee, Jin Kyu Lee, Jongmoon Yoon, Jae Hun Yang, Yongshik Shin, Dal Mo Kang
  • Publication number: 20140227577
    Abstract: A middle- or large-sized battery pack having two or more hexahedral battery modules, each including a plurality of chargeable and dischargeable plate-shaped unit cells, mounted in a pack case, wherein the battery pack removes heat generated during the charge and discharge of the unit cells using an air cooling method, the unit cells of each of the battery modules are vertically stacked such that the number of the unit cells corresponds to a height of a battery pack installation space defined in a vehicle while neighboring unit cells are spaced apart from each other such that a coolant channel is defined between the respective unit cells, the pack case is formed in a shape corresponding to the battery pack installation space in the vehicle, and a coolant for removing heat from the unit cells is introduced through at least one side of the pack case.
    Type: Application
    Filed: April 14, 2014
    Publication date: August 14, 2014
    Applicant: LG CHEM, LTD.
    Inventors: Jin Kyu LEE, Dal Mo KANG, Yongshik SHIN, Bumhyun LEE, Chae Ho CHUNG, Jongmoon YOON
  • Publication number: 20140227492
    Abstract: A thermally conductive polymer composite material and an article including the same. The thermally conductive polymer composite material includes 15 to 20 parts by weight of a wholly aromatic liquid crystalline polyester resin; and 80 to 85 parts by weight of a thermally conductive additive.
    Type: Application
    Filed: November 28, 2011
    Publication date: August 14, 2014
    Applicant: SAMSUNG FINE CHEMICALS CO., LTD.
    Inventors: Youn Eung Lee, Jin Kyu Lee, Young Taek Oh, Mahn Jong Kim