Patents by Inventor Eun-Joo Lee

Eun-Joo 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: 9099755
    Abstract: This invention relates to a lithium secondary battery, the tab shape of which is improved, thus increasing the safety and improving the electrical properties thereof. The lithium secondary battery includes an electrode group composed of a first electrode, a second electrode, and a separator disposed between the first electrode and the second electrode, a first electrode tab connected to the first electrode, and a second electrode tab connected to the second electrode. The first electrode tab includes a first portion connected to the first electrode and a second portion, which is not the first portion, the width of the first portion being less than the width of the second portion.
    Type: Grant
    Filed: January 24, 2008
    Date of Patent: August 4, 2015
    Assignee: SK Innovation Co., Ltd.
    Inventors: Jeon Keun Oh, Eun Joo Lee, Jae Myoung Lee, Ghi Soo Han
  • Patent number: 9046294
    Abstract: Provided is a refrigerator, which includes a refrigerating compartment, a freezing compartment, and a door assembly. The freezing compartment is adjacent to the refrigerating compartment. The door assembly selectively opens the refrigerating compartment and the freezing compartment. The door assembly includes a glass member defining a frontal exterior thereof and allowing an inside of the refrigerating compartment or the freezing compartment to be seen therethrough when the door assembly is closed, a deposition treated layer formed on a rear surface of the glass member to allow light to partially pass through the glass member, and a transparent plate spaced a predetermined distance from the glass member. Gas for insulation is injected in a space formed between the glass member and the transparent plate, and the space is sealed.
    Type: Grant
    Filed: January 19, 2011
    Date of Patent: June 2, 2015
    Assignee: LG Electronics Inc.
    Inventors: Eun Joo Lee, Hang Bok Lee
  • Patent number: 8987359
    Abstract: A flame retardant polyamide resin composition includes (A) about 40 to about 60% by weight of a crystalline polyamide resin, (B) about 10 to about 20% by weight of polyphenylene sulfide resin, (C) about 5 to about 15% by weight of flame retardant containing phosphinic acid metal slat compound, (D) about 20 to about 40% by weight of glass fiber and (E) about 0.1 to about 1% by weight of phosphite antioxidant. The flame retardancy polyamide resin composition can have excellent mechanical properties such as impact strength, flexural modulus, flexural strength and/or tensile strength and can exhibit reduced gas blistering on a surface of a specimen thereof.
    Type: Grant
    Filed: June 10, 2013
    Date of Patent: March 24, 2015
    Assignee: Cheil Industries Inc.
    Inventors: Hyoung Taek Kang, Eun Joo Lee, Sang Hyun Hong, Jong Cheol Lim
  • Publication number: 20150046859
    Abstract: An apparatus and method for running an application in a mobile terminal are provided. The apparatus includes a display for running a second application on a first screen according to a second touch event, and displaying a second screen smaller than the first screen, and a controller for hiding the second screen from a current screen to display an entire area of the first screen while a touch in an external area of the second screen is detected, and displaying again the second screen on the first screen if the touch in the external area of the second screen is released.
    Type: Application
    Filed: November 3, 2014
    Publication date: February 12, 2015
    Inventors: Hye-Won KOO, Han-Jun KU, Do-Yeon KIM, Eun-Joo LEE, Chung-Kyu LEE
  • Patent number: 8936866
    Abstract: A lithium secondary battery includes an electrode assembly having at least one tab which projects from one side of the electrode assembly, an external finishing material surrounding and sealing the tab except a distal end portion thereof and the electrode assembly, and polymer films interposed between the external finishing material and the tab to improve adhesion therebetween. When the tab has a thickness no less than a predetermined thickness, the tab is formed to have a sectional shape which ensures that an inside angle defined by one of upper and lower surfaces of the tab and an adjacent side surface of the tab becomes an obtuse angle, and the polymer films are formed to have protuberances on the inner surfaces thereof, so as to improve bondability between the tab and the polymer films.
    Type: Grant
    Filed: September 27, 2012
    Date of Patent: January 20, 2015
    Assignee: SK Innovation Co., Ltd.
    Inventors: Jeon Keun Oh, Eun Sung Park, Eun Joo Lee
  • Publication number: 20150009162
    Abstract: Methods and apparatus are provided for controlling a mobile terminal including a touch screen supporting a multi-touch input. The method includes: determining a number of one or more points inputted as a first touch input on the touch screen; when the number is 3, determining the first touch input as a three-point input; determining a size of a largest internal angle of a triangle generated by connecting points of the three-point input on the touch screen; displaying one of a linear tool and a circular tool based on a size of the largest internal angle of the triangle; receiving a second touch input; generating a line corresponding to the second touch input by interworking with one of the linear tool and the circular tool; and displaying the generated line on the touch screen.
    Type: Application
    Filed: July 7, 2014
    Publication date: January 8, 2015
    Inventors: Byung-Min JUNG, Yeong-Woong YOO, Yu-Jin LEE, Eun-Joo LEE
  • Patent number: 8880123
    Abstract: An apparatus and method for running an application in a mobile terminal are provided. The apparatus includes a display for running a second application on a first screen according to a second touch event, and displaying a second screen smaller than the first screen, and a controller for hiding the second screen from a current screen to display an entire area of the first screen while a touch in an external area of the second screen is detected, and displaying again the second screen on the first screen if the touch in the external area of the second screen is released.
    Type: Grant
    Filed: August 30, 2012
    Date of Patent: November 4, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hye-Won Koo, Han-Jun Ku, Do-Yeon Kim, Eun-Joo Lee, Chung-Kyu Lee
  • Publication number: 20140275367
    Abstract: A flame retardant polyamide resin composition includes (A) about 40 to about 60% by weight of a crystalline polyamide resin, (B) about 10 to about 20% by weight of polyphenylene sulfide resin, (C) about 5 to about 15% by weight of flame retardant containing phosphinic acid metal slat compound, (D) about 20 to about 40% by weight of glass fiber and (E) about 0.1 to about 1% by weight of phosphite antioxidant. The flame retardancy polyamide resin composition can have excellent mechanical properties such as impact strength, flexural modulus, flexural strength and/or tensile strength and can exhibit reduced gas blistering on a surface of a specimen thereof.
    Type: Application
    Filed: June 10, 2013
    Publication date: September 18, 2014
    Inventors: Hyoung Taek Kang, Eun Joo Lee, Sang Hyun Hong, Jong Cheol Lim
  • Patent number: 8790418
    Abstract: This invention relates to a method of manufacturing an electrode for a secondary battery, which enables cost savings and the manufacture of products having various sizes and shapes. The method includes (A) preparing an electrode plate, (B) cutting the electrode plate to conform to the width of the electrode, thus providing a unit electrode plate, and (C) removing at least one of the corner regions of the unit electrode plate.
    Type: Grant
    Filed: December 21, 2007
    Date of Patent: July 29, 2014
    Assignee: SK Innovation Co., Ltd.
    Inventors: Dae Jun Kim, Jae Myeong Lee, Jeon Keun Oh, Eun Joo Lee
  • Patent number: 8770682
    Abstract: A refrigerator is provided. The refrigerator includes a cabinet having a first storage chamber, a plurality of doors which open and close an access opening formed at a front surface of the first storage chamber, a hinge assembly which rotatably couples each door to the cabinet, and a basket assembly rotatably coupled to the cabinet with respect to the hinge assembly, the basket assembly being configured to define a second storage chamber which is received in the first storage chamber. The basket assembly includes a basket frame defining the second storage chamber and a basket mounted on the basket frame to receive food stuff when at least one of the doors is opened. The basket assembly is configured such that an access into the basket is enabled through a front face and rear face of the basket assembly.
    Type: Grant
    Filed: January 19, 2011
    Date of Patent: July 8, 2014
    Assignee: LG Electronics Inc.
    Inventors: Eun Joo Lee, Hang Bok Lee
  • Publication number: 20140145580
    Abstract: A refrigerator is provided. The refrigerator includes a cabinet having a first storage chamber, a plurality of doors which open and close an access opening formed at a front surface of the first storage chamber, a hinge assembly which rotatably couples each door to the cabinet, and a basket assembly rotatably coupled to the cabinet with respect to the hinge assembly, the basket assembly being configured to define a second storage chamber which is received in the first storage chamber. The basket assembly includes a basket frame defining the second storage chamber and a basket mounted on the basket frame to receive food stuff when at least one of the doors is opened. The basket assembly is configured such that an access into the basket is enabled through a front face and rear face of the basket assembly.
    Type: Application
    Filed: January 30, 2014
    Publication date: May 29, 2014
    Applicant: LG Electronics Inc.
    Inventors: Eun Joo LEE, Hang Bok LEE
  • Patent number: 8523958
    Abstract: A method of fabricating a lithium secondary battery, which improves charge-discharge characteristics, lifespan, and temperature characteristics of the battery and which includes interposing a separator between a positive electrode plate and a negative electrode plate, thus manufacturing an electrode assembly; housing the electrode assembly in a battery case, introducing an additive-containing electrolytic solution, and then sealing the battery case; subjecting the sealed battery case to pre-charging, and then removing gas generated by the pre-charging; subjecting the battery case to formation; and removing gas generated by the formation, wherein the additive is one or more selected from among LiF2BC2O4, 3,9-divinyl-2,4,8,10-tetraoxaspiro[5,5]undecane, LiB(C2O4)2, poly(ethyleneglycol)borate and derivatives thereof, halogen-substituted carbonate, and vinyl silane, and the pre-charging is conducted in a range of 10% or less of a battery capacity.
    Type: Grant
    Filed: February 14, 2008
    Date of Patent: September 3, 2013
    Assignee: SK Innovation Co., Ltd.
    Inventors: Jae Yun Min, Jeon Keun Oh, Eun Joo Lee, Tae Kon Ko
  • Publication number: 20130072264
    Abstract: An apparatus and method for running an application in a mobile terminal are provided. The apparatus includes a display for running a second application on a first screen according to a second touch event, and displaying a second screen smaller than the first screen, and a controller for hiding the second screen from a current screen to display an entire area of the first screen while a touch in an external area of the second screen is detected, and displaying again the second screen on the first screen if the touch in the external area of the second screen is released.
    Type: Application
    Filed: August 30, 2012
    Publication date: March 21, 2013
    Applicant: SAMSUNG ELECTRONICS CO. LTD.
    Inventors: Hye-Won KOO, Han-Jun KU, Do-Yeon KIM, Eun-Joo LEE, Chung-Kyu LEE
  • Patent number: 8388869
    Abstract: Disclosed is a thermally conductive resin composition including (A) about 40 to about 70% by weight of polyphenylene sulfide based resin; (B) about 20 to about 30% by weight thermally conductive graphite; and (C) about 10 to about 30% by weight milled pitch based carbon fiber. The resin composition can have excellent thermal conductivity by improving thermal conductivity in a plane-direction and thermal conductivity in a Z-direction and also can have commercially usable impact strength.
    Type: Grant
    Filed: December 28, 2011
    Date of Patent: March 5, 2013
    Assignee: Cheil Industries Inc.
    Inventors: Chan Gyun Shin, Jeong Won Lee, Jong Cheol Lim, Eun Joo Lee
  • Publication number: 20120286638
    Abstract: Provided is a refrigerator, which includes a refrigerating compartment, a freezing compartment, and a door assembly. The freezing compartment is adjacent to the refrigerating compartment. The door assembly selectively opens the refrigerating compartment and the freezing compartment. The door assembly includes a glass member defining a frontal exterior thereof and allowing an inside of the refrigerating compartment or the freezing compartment to be seen therethrough when the door assembly is closed, a deposition treated layer formed on a rear surface of the glass member to allow light to partially pass through the glass member, and a transparent plate spaced a predetermined distance from the glass member. Gas for insulation is injected in a space formed between the glass member and the transparent plate, and the space is sealed.
    Type: Application
    Filed: January 19, 2011
    Publication date: November 15, 2012
    Applicant: LG ELECTRONICS INC.
    Inventors: Eun Joo Lee, Hang Bok Lee
  • Publication number: 20120286639
    Abstract: A refrigerator is provided. The refrigerator includes a cabinet having a first storage chamber, a plurality of doors which open and close an access opening formed at a front surface of the first storage chamber, a hinge assembly which rotatably couples each door to the cabinet, and a basket assembly rotatably coupled to the cabinet with respect to the hinge assembly, the basket assembly being configured to define a second storage chamber which is received in the first storage chamber. The basket assembly includes a basket frame defining the second storage chamber and a basket mounted on the basket frame to receive food stuff when at least one of the doors is opened. The basket assembly is configured such that an access into the basket is enabled through a front face and rear face of the basket assembly.
    Type: Application
    Filed: January 19, 2011
    Publication date: November 15, 2012
    Applicant: LG Electronics Inc.
    Inventors: Eun Joo Lee, Hang Bok Lee
  • Publication number: 20120175548
    Abstract: Disclosed is a thermally conductive resin composition including (A) about 40 to about 70% by weight of polyphenylene sulfide based resin; (B) about 20 to about 30% by weight thermally conductive graphite; and (C) about 10 to about 30% by weight milled pitch based carbon fiber. The resin composition can have excellent thermal conductivity by improving thermal conductivity in a plane-direction and thermal conductivity in a Z-direction and also can have commercially usable impact strength.
    Type: Application
    Filed: December 28, 2011
    Publication date: July 12, 2012
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Chan Gyun SHIN, Jeong Won LEE, Jong Cheol LIM, Eun Joo LEE
  • Publication number: 20120149816
    Abstract: A flame retardant thermoplastic resin composition includes (A) about 20 to about 99.49 wt % of an aromatic polyamide resin; (B) 0 to about 50 wt % of a polyphenylene sulfide resin; (C) about 0.5 to about 30 wt % of a phosphinic acid metal salt flame retardant; (D) about 0.01 to about 10 wt % of a zinc compound; and (E) 0 to about 70 wt % of a filler comprising an organic filler, an inorganic filler, or a combination thereof. The flame retardant thermoplastic resin composition can have excellent heat resistance, mechanical strength and processability, a low moisture absorption rate and can inhibit corrosion of a metal surface of an extruder or a mold. The flame retardant thermoplastic resin composition can be used for various electrical electronic parts or auto parts as an environmentally friendly flame retardant thermoplastic resin composition.
    Type: Application
    Filed: September 30, 2011
    Publication date: June 14, 2012
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Eun Joo LEE, In Sik SIM, Jong Cheol LIM
  • Publication number: 20120090682
    Abstract: A solar cell and a manufacturing method thereof are provided. The method includes forming a microstructure including a texturing on the surface of a semiconductor substrate of a first conductive type, forming a plurality of nanostructures on the surface of the semiconductor substrate, forming an emitter layer by implanting impurities of a second conductive type opposite to the first conductive type in a front face of the semiconductor substrate, forming an anti-reflective coating (ARC) on the emitter layer, forming a front electrode passing through a portion of the ARC and being coupled to the emitter layer, and forming a back electrode on a rear face of the semiconductor substrate of the first conductive type, the rear face being opposite to the face on which the front electrode is formed. A dominant light-collecting characteristic can be approached by forming nanostructures on a semiconductor substrate of a solar cell.
    Type: Application
    Filed: October 18, 2010
    Publication date: April 19, 2012
    Applicant: SHIN SUNG HOLDINGS CO., LTD.
    Inventors: Dong Joon Oh, Hae Seok Lee, Eun Joo Lee, Hyun Woo Lee, Jun Young Choi, Ji Myung Shim, Kyeong Yeon Cho, Ji Sun Kim
  • Patent number: D657804
    Type: Grant
    Filed: September 3, 2010
    Date of Patent: April 17, 2012
    Assignee: LG Electronics Inc.
    Inventors: Hang Bok Lee, Hyok Ku Kwon, Eun Joo Lee, Hyo Sung Kim