Patents by Inventor Ha-young Lee

Ha-young 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).

  • Publication number: 20130280562
    Abstract: An energy storage device includes an electrode unit in which a cathode having a cathode lead, an anode having an anode lead, and a separator located between the cathode and the anode to separate the cathode and the anode from each other are rolled together; a housing receiving the electrode unit; an electrolyte filled in the housing; an inner terminal arranged in the housing to face the electrode unit; and an outer terminal connected to the inner terminal. A groove is formed in a side of the inner terminal, and a side protrusion is formed on an inner wall of the housing at a location corresponding to the groove.
    Type: Application
    Filed: June 20, 2013
    Publication date: October 24, 2013
    Inventors: Ha-Young Lee, Jin-A Kang, Jun-Ho Kim, Sang-Hyun Bae
  • Publication number: 20130164622
    Abstract: A positive active material for a rechargeable lithium battery including a compound represented by the following Chemical Formula 1: LixMyCozPO4??Chemical Formula 1 wherein 0?x?2, 0.98?y?1, 0<z?0.02, M is selected from the group consisting of V, Mn, Fe, Ni, and combinations thereof, and the compound exhibits a peak at a 2? value in a range of 40.0 degrees to 41.0 degrees in an X-ray diffraction pattern measured using CuK? radiation, is disclosed.
    Type: Application
    Filed: August 13, 2012
    Publication date: June 27, 2013
    Inventors: Han-Eol Park, Sang-In Park, Ki-Hyun Kim, Ji-Hyun Kim, Jay-Hyok Song, Yong-Chan You, Ha-Young Lee
  • Publication number: 20130065129
    Abstract: Provided is a positive electrode for a rechargeable lithium battery including a positive active material including a lithium phosphate compound particle and fiber-type carbon attached inside the lithium phosphate compound particle, a method of preparing the same, and a rechargeable lithium battery including the same.
    Type: Application
    Filed: July 16, 2012
    Publication date: March 14, 2013
    Applicant: Samsung SDI Co., Ltd.
    Inventors: Jay-Hyok SONG, Sang-In PARK, Han-Eol PARK, Ji-Hyun KIM, Ki-Hyun KIM, Yong-Chan YOU, Ha-Young Lee
  • Patent number: 8363188
    Abstract: An array substrate of an LCD and a fabricating method thereof are provided. A first insulating layer is formed on the substrate. A TFT and a hardened liquid crystal layer are provided in a pixel region of the substrate. A second insulating layer is formed in the pixel region around the hardened liquid crystal layer such that the second insulating layer and the hardened liquid crystal layer are substantially planar. A first alignment layer is formed between the hardened liquid crystal layer and the first insulating layer. A pixel electrode is formed on the second insulating layer and the hardened liquid crystal layer and contacts a drain region of the TFT through a hole in the first insulating layer. A second alignment layer is formed on the entire substrate over the second insulating layer and the hardened liquid crystal layer.
    Type: Grant
    Filed: December 29, 2005
    Date of Patent: January 29, 2013
    Assignee: LG Display Co., Ltd.
    Inventors: Mi Sook Nam, Jong Won Moon, Se June Kim, Ha Young Lee
  • Patent number: 8351183
    Abstract: An energy storage device includes positive and negative electrodes; positive and negative lead wires connected to the positive and negative electrodes, respectively; a separator composed of unit fibers and positioned between the positive and negative electrodes to electrically insulate the positive and negative electrodes from each other; a housing accommodating the positive and negative electrodes and the separator; an electrolyte received in the housing; and positive and negative terminals connected to the positive and negative lead wires, respectively, wherein an electrolyte permeability index of the separator is larger than an electrolyte permeability index of the electrodes, and the unit fibers of the separator are arranged irregularly so that pores formed in the separator have cross sections of polygonal shapes. Using this energy storage device, the electrolyte of electrodes that gives a direct influence on electric capacity is not depleted.
    Type: Grant
    Filed: February 25, 2009
    Date of Patent: January 8, 2013
    Assignee: LS Mtron Ltd.
    Inventors: Jin-A Kang, Heui-Soo Kim, Ha-Young Lee, Jong-Suk Park, Jun-Ho Kim
  • Publication number: 20120229954
    Abstract: Disclosed is an electrical energy storage device provided with a metallic casing to receive a bare cell and first and second terminals located outside of the metallic casing corresponding to each electrode of the bare cell, including a plate-like member provided on at least one of the first and second terminals, an inner terminal contacting the plate-like member to form the boundary between the inner terminal and the plate-like member, and a laser welded portion formed along the boundary between the inner terminal and the plate-like member to connect the plate-like member with the inner terminal.
    Type: Application
    Filed: March 9, 2012
    Publication date: September 13, 2012
    Applicant: LS MTRON LTD.
    Inventors: Ha-Young LEE, Jun-Ho KIM, Sang-Hyun BAE, Ji-Eun KANG
  • Patent number: 8192873
    Abstract: A lithium ion secondary battery is provided. The lithium ion secondary battery generally comprises an electrode assembly, a container for accommodating the electrode assembly; and an electrolyte. The electrode assembly comprises two electrodes having opposite polarities and a separator. The separator comprises a porous membrane comprising clusters of ceramic particles. The porous membrane is formed by bonding the particle clusters with a binder. Each particle cluster is formed either by sintering or by dissolving and re-crystallizing all or a portion of the ceramic particles. The ceramic particles comprise a ceramic material having a band gap. Each particle cluster may have the shape of a grape bunch or a lamina, and may be formed by laminating scale or flake shaped ceramic particles.
    Type: Grant
    Filed: September 8, 2011
    Date of Patent: June 5, 2012
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Won Chull Han, Chan Jung Kim, Jae Woong Kim, Jun Ho Kim, Jin Hee Kim, Ha Young Lee
  • Patent number: 8173298
    Abstract: An electrolyte for a lithium battery includes a non-aqueous organic solvent, a lithium salt, and an additive comprising a) a compound represented by the following Formula (1), and b) a compound selected from the group consisting of a sulfone-based compound, a poly(ester)(metha)acrylate, a polymer of poly(ester)(metha)acrylate, and a mixture thereof: wherein R1 is a C1 to C10 alkyl, a C1 to C10 alkoxy, or a C6 to C10 aryl, and preferably a methyl, ethyl, or methoxy, X is a halogen, and m and n are integers ranging from 1 to 5, where m+n is less than or equal to 6.
    Type: Grant
    Filed: February 23, 2011
    Date of Patent: May 8, 2012
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jun-Ho Kim, Ha-Young Lee, Sang-Hoon Choy, Ho-Sung Kim, Hyeong-Gon Noh
  • Patent number: 8101301
    Abstract: A lithium ion secondary battery is provided. The lithium ion secondary battery generally comprises an electrode assembly, a container for accommodating the electrode assembly; and an electrolyte. The electrode assembly comprises two electrodes having opposite polarities and a separator. The separator comprises a porous membrane comprising clusters of ceramic particles. The porous membrane is formed by bonding the particle clusters with a binder. Each particle cluster is formed either by sintering or by dissolving and re-crystallizing all or a portion of the ceramic particles. The ceramic particles comprise a ceramic material having a band gap. Each particle cluster may have the shape of a grape bunch or a lamina, and may be formed by laminating scale or flake shaped ceramic particles.
    Type: Grant
    Filed: May 4, 2011
    Date of Patent: January 24, 2012
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Won Chull Han, Chan Jung Kim, Jae Woong Kim, Jun Ho Kim, Jin Hee Kim, Ha Young Lee
  • Publication number: 20120003546
    Abstract: A lithium ion secondary battery is provided. The lithium ion secondary battery generally comprises an electrode assembly, a container for accommodating the electrode assembly; and an electrolyte. The electrode assembly comprises two electrodes having opposite polarities and a separator. The separator comprises a porous membrane comprising clusters of ceramic particles. The porous membrane is formed by bonding the particle clusters with a binder. Each particle cluster is formed either by sintering or by dissolving and re-crystallizing all or a portion of the ceramic particles. The ceramic particles comprise a ceramic material having a band gap. Each particle cluster may have the shape of a grape bunch or a lamina, and may be formed by laminating scale or flake shaped ceramic particles.
    Type: Application
    Filed: September 8, 2011
    Publication date: January 5, 2012
    Inventors: Won Chull Han, Chan Jung Kim, Jae Woong Kim, Jun Ho Kim, Jin Hee Kim, Ha Young Lee
  • Publication number: 20110236733
    Abstract: An energy storage device includes an electrode unit in which a cathode having a cathode lead, an anode having an anode lead, and a separator located between the cathode and the anode to separate the cathode and the anode from each other are rolled together; a housing receiving the electrode unit; an electrolyte filled in the housing; an inner terminal arranged in the housing to face the electrode unit; and an outer terminal connected to the inner terminal. A groove is formed in a side of the inner terminal, and a side protrusion is formed on an inner wall of the housing at a location corresponding to the groove.
    Type: Application
    Filed: February 2, 2011
    Publication date: September 29, 2011
    Applicant: LS Mtron Ldt.
    Inventors: Ha-Young LEE, Jin-A Kang, Jun-Ho Kim, Sang-Hyun Bae
  • Publication number: 20110228460
    Abstract: Disclosed is a gasket comprising a support layer; a blocking pad layer laminated on one side of the support layer and made of an acrylic polymer resin composition; and an adhesive layer laminated on the other side of the support layer and made of an adhesive polymer resin. The acrylic polymer resin composition comprises a urethane acrylate oligomer; a first acrylic monomer; a second acrylic monomer having a higher glass transition temperature than the first acrylic monomer; and a filler.
    Type: Application
    Filed: September 17, 2009
    Publication date: September 22, 2011
    Inventors: You-Hoon Kim, Ha-Young Lee, Sung-Won Ha, Do-Kwang Cho
  • Publication number: 20110206982
    Abstract: A lithium ion secondary battery is provided. The lithium ion secondary battery generally comprises an electrode assembly, a container for accommodating the electrode assembly; and an electrolyte. The electrode assembly comprises two electrodes having opposite polarities and a separator. The separator comprises a porous membrane comprising clusters of ceramic particles. The porous membrane is formed by bonding the particle clusters with a binder. Each particle cluster is formed either by sintering or by dissolving and re-crystallizing all or a portion of the ceramic particles. The ceramic particles comprise a ceramic material having a band gap. Each particle cluster may have the shape of a grape bunch or a lamina, and may be formed by laminating scale or flake shaped ceramic particles.
    Type: Application
    Filed: May 4, 2011
    Publication date: August 25, 2011
    Inventors: Won Chull Han, Chan Jung Kim, Jae Woong Kim, Jun Ho Kim, Jin Hee Kim, Ha Young Lee
  • Publication number: 20110151337
    Abstract: An electrolyte for a lithium battery includes a non-aqueous organic solvent, a lithium salt, and an additive comprising a) a compound represented by the following Formula (1), and b) a compound selected from the group consisting of a sulfone-based compound, a poly(ester)(metha)acrylate, a polymer of poly(ester)(metha)acrylate, and a mixture thereof: wherein R1 is a C1 to C10 alkyl, a C1 to C10 alkoxy, or a C6 to C10 aryl, and preferably a methyl, ethyl, or methoxy, X is a halogen, and m and n are integers ranging from 1 to 5, where m+n is less than or equal to 6.
    Type: Application
    Filed: February 23, 2011
    Publication date: June 23, 2011
    Inventors: Jun-Ho Kim, Ha-Young Lee, Sang-Hoon Choy, Ho-Sung Kim, Hyeong-Gon Noh
  • Patent number: 7964311
    Abstract: A lithium ion secondary battery is provided. The lithium ion secondary battery generally comprises an electrode assembly, a container for accommodating the electrode assembly; and an electrolyte. The electrode assembly comprises two electrodes having opposite polarities and a separator. The separator comprises a porous membrane comprising clusters of ceramic particles. The porous membrane is formed by bonding the particle clusters with a binder. Each particle cluster is formed either by sintering or by dissolving and re-crystallizing all or a portion of the ceramic particles. The ceramic particles comprise a ceramic material having a band gap. Each particle cluster may have the shape of a grape bunch or a lamina, and may be formed by laminating scale or flake shaped ceramic particles.
    Type: Grant
    Filed: November 17, 2005
    Date of Patent: June 21, 2011
    Assignee: Samsung SDI Co., Ltd
    Inventors: Won Chull Han, Chan Jung Kim, Jae Woong Kim, Jun Ho Kim, Jin Hee Kim, Ha Young Lee
  • Patent number: 7965360
    Abstract: A method of fabricating an LCD is provided. According to the method, an alignment film is printed and hardened on a first substrate and a second substrate. Subsequently, the alignment film is subject to a primary alignment process and a subsequent secondary alignment process. The primary alignment process includes a rubbing process and the secondary alignment process includes irradiating light on the entire surface of the rubbed alignment film. Finally, retarder LC materials are coated and hardened on the light-irradiated alignment film to form a first compensation film and a second compensation film.
    Type: Grant
    Filed: June 21, 2005
    Date of Patent: June 21, 2011
    Assignee: LG Display Co., Ltd.
    Inventors: Yong Sung Ham, Su-Hyun Park, Ha Young Lee
  • Patent number: 7914928
    Abstract: An electrolyte for a lithium battery includes a non-aqueous organic solvent, a lithium salt, and an additive comprising a) a compound represented by the following Formula (1), and b) a compound selected from the group consisting of a sulfone-based compound, a poly(ester)(metha)acrylate, a polymer of poly(ester)(metha)acrylate, and a mixture thereof: wherein R1 is a C1 to C10 alkyl, a C1 to C10 alkoxy, or a C6 to C10 aryl, and preferably a methyl, ethyl, or methoxy, X is a halogen, and m and n are integers ranging from 1 to 5, where m+n is less than or equal to 6.
    Type: Grant
    Filed: July 8, 2009
    Date of Patent: March 29, 2011
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jun-Ho Kim, Ha-Young Lee, Sang-Hoon Choy, Ho-Sung Kim, Hyeong-Gon Noh
  • Patent number: 7760300
    Abstract: A sample for measuring an alignment axis for a liquid crystal display, a method of manufacturing the sample, and a method of measuring an alignment axis are disclosed. The sample includes a first substrate, a first alignment layer positioned on the first substrate, and a second alignment layer. The second alignment layer is positioned on the first alignment layer, and has an anisotropy more than an anisotropy of the first alignment layer.
    Type: Grant
    Filed: June 28, 2007
    Date of Patent: July 20, 2010
    Assignee: LG Display Co., Ltd.
    Inventors: Yong Sung Ham, Ha Young Lee, Byung Geol Kim
  • Patent number: 7731994
    Abstract: The present invention relates to a pharmaceutical composition for protecting neurons or for preventing and treating ischemic neuronal diseases comprising the extract of Lithospermum erythrorhizon Sieb. Et Zucc extracted with water, low-alcohols or their mixture or acetylshikonin separated therefrom as an effective ingredient. The extract of Lithospermum erythrorhizon Sieb. Et. Zucc or acetylshikonin separated therefrom of the present invention has neuronal protective effect, so that it not only interrupts the development of ischemic neuronal diseases but also is very safe, indicating that the extract or acetylshikonin can be used as a medicinal drug for prevention and treatment of degenerative brain disease caused by neuronal apoptosis such as stroke, apoplexy, dementia, Alzheimer's disease, Parkinson's disease, Huntington's disease, Pick's disease and Creutzfeldt-Jakob disease and further can be developed as functional health food.
    Type: Grant
    Filed: June 13, 2007
    Date of Patent: June 8, 2010
    Assignee: Industry Academic Cooperation Foundation of Kyunghee University
    Inventors: Ho Cheol Kim, Ha Young Lee, Ni Na Ha, Min Jung Kong, Seung Ju Roh, Nak Sul Seong, Geum Soog Kim, Yun Tai Kim, Youngmin Bu
  • Patent number: 7675594
    Abstract: An in-plane switching mode liquid crystal display device, comprising first and second substrates attached to face each other; a liquid crystal layer between the first and second substrates; a first polarization film and a second polarization film on the first substrate and the second substrate, respectively, each of the first and second polarization films simultaneously performing an A-plate compensation film function and a polarization function, the first and second polarization films prevent light leakage in a horizontal direction; and a C-plate compensation film positioned on the second substrate, the C-plate compensation film prevents light leakage in a vertical direction.
    Type: Grant
    Filed: June 16, 2005
    Date of Patent: March 9, 2010
    Assignee: LG Display Co., Ltd.
    Inventors: Man Hoan Lee, Ha Young Lee