Patents by Inventor Han-su Kim

Han-su 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).

  • SODIUM-METAL CHLORIDE SECONDARY BATTERY AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20150099195
    Abstract: There are provided a sodium-metal chloride secondary battery and a method of manufacturing the same. A secondary battery that is operated at room temperature and has a more stable electrochemical characteristic is provided. The present invention provides a sodium-metal chloride secondary battery and a method of manufacturing the same. The battery includes an anode made of a sodium-containing inorganic material, an electrolytic solution containing an electrolyte (NaAlCl4) and a solvent (sulfur dioxide), and a cathode including a carbon-based material in which NaCl is generated and decomposed according to an oxidation-reduction reaction of NaAlCl4-xSO2 and a metal chloride (CuCl2).
    Type: Application
    Filed: August 27, 2014
    Publication date: April 9, 2015
    Inventors: Young Jun KIM, Goo Jin JEONG, Han Su KIM
  • SODIUM-SULFUR DIOXIDE SECONDARY BATTERY AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20150099194
    Abstract: The present invention relates to a sodium-sulfur dioxide secondary battery. The present invention provides a method of manufacturing a sodium-sulfur dioxide secondary battery and a configuration of the sodium-sulfur dioxide secondary battery manufactured using the method. The method includes preparing a cathode and an anode, and providing an inorganic liquid electrolyte containing sulfur dioxide (SO2) and a sodium salt (NaAlCl4) between the cathode and the anode.
    Type: Application
    Filed: August 27, 2014
    Publication date: April 9, 2015
    Inventors: Young Jun KIM, Goo Jin JEONG, Han Su KIM
  • Surface treated anode active material and method of making the same, anode including the same, and lithium battery including the same
    Patent number: 8999579
    Abstract: An anode includes a collector; and an anode active material layer disposed on the collector comprises an anode active material, which is lithium oxide coated Li4Ti5O12, a conductive material, and a binder, wherein the lithium oxide intercalates and/or deintercalates lithium ions into and from the lattice structure of Li4Ti5O12. By coating the surface of the anode active material with lithium oxide, an anode including the surface-treated anode active material has a high capacity, high-rate properties, and a high initial efficiency.
    Type: Grant
    Filed: October 21, 2008
    Date of Patent: April 7, 2015
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Joung-won Park, Yoon-sok Kang, Han-su Kim, Jae-gu Yoon, Gue-sung Kim
  • Polymer electrolyte, lithium battery comprising the polymer electrolyte, method of preparing the polymer electrolyte, and method of preparing the lithium battery
    Patent number: 8993175
    Abstract: A polymer electrolyte including: a lithium salt; an organic solvent; a fluorine compound; and a polymer of a monomer represented by Formula 1 below. H2C?C—(OR)n—OCH?CH2??Formula 1 In Formula 1, R is a C2-C10 alkylene group, and n is in a range of about 1 to about 1000.
    Type: Grant
    Filed: November 10, 2009
    Date of Patent: March 31, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung-sik Hwang, Han-su Kim, Jae-man Choi, Moon-seok Kwon
  • Organic electrolyte solution including silane compound and lithium battery employing the same
    Patent number: 8968920
    Abstract: Organic electrolyte solutions and lithium batteries employing the same are provided. In one embodiment, an organic electrolyte solution includes a silane compound. The inventive organic electrolyte solutions prevent crack formation caused by volumetric changes in the anode active material during charging/discharging of the battery. This improves charge/discharge characteristics, resulting in improved battery stability, reliability, and charge/discharge efficiency, which is a dramatic improvement over conventional organic electrolyte solutions, which have higher irreversible capacities due to the decomposition of polar solvents.
    Type: Grant
    Filed: August 31, 2007
    Date of Patent: March 3, 2015
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Seok-soo Lee, Young-gyoon Ryu, Han-su Kim, Nina K. Gusarova
  • Negative electrode including group 14 metal/metalloid nanotubes, lithium battery including the negative electrode, and method of manufacturing the negative electrode
    Patent number: 8940438
    Abstract: A negative electrode and a lithium battery including the same, the negative electrode including nanotubes including a Group 14 metal/metalloid, disposed on a conductive substrate.
    Type: Grant
    Filed: February 12, 2010
    Date of Patent: January 27, 2015
    Assignees: Samsung Electronics Co., Ltd., Industry-University Cooperation Foundation Hanyang University
    Inventors: Han-su Kim, Un-gyu Paik, Jae-man Choi, Moon-seok Kwon, Tae-seob Song, Won-il Park
  • NEGATIVE ELECTRODE INCLUDING GROUP 14 METAL/METALLOID NANOTUBES, LITHIUM BATTERY INCLUDING THE NEGATIVE ELECTRODE, AND METHOD OF MANUFACTURING THE NEGATIVE ELECTRODE
    Publication number: 20140377654
    Abstract: A negative electrode and a lithium battery including the same, the negative electrode including nanotubes including a Group 14 metal/metalloid, disposed on a conductive substrate.
    Type: Application
    Filed: September 8, 2014
    Publication date: December 25, 2014
    Inventors: Han-su KIM, Un-gyu PAIK, Jae-man CHOI, Moon-seok KWON, Tae-seob SONG, Won-il PARK
  • Anode active material and method of preparing the same
    Patent number: 8906557
    Abstract: Anode active materials and methods of preparing the same are provided. One anode active material includes a carbonaceous material capable of improving battery cycle characteristics. The carbonaceous material bonds to and coats metal active material particles and fibrous metallic particles to suppress volumetric changes.
    Type: Grant
    Filed: March 22, 2007
    Date of Patent: December 9, 2014
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Gue-sung Kim, Yong-nam Ham, Han-su Kim, Dong-min Im
  • Composite anode active material, anode including the same and lithium battery using the anode
    Patent number: 8906554
    Abstract: A composite anode active material includes a composite of a carbon-based anode active material, a metal-based anode active material and polymer particles. By increasing the conductivity of the composite anode active material, a lithium battery having a large capacity, high initial efficiency, high rate capability and improved cycle life performance can be obtained. An anode includes the composite anode active material and a lithium battery includes the anode.
    Type: Grant
    Filed: May 14, 2008
    Date of Patent: December 9, 2014
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Seung-sik Hwang, Han-su Kim
  • Composite anode active material for lithium rechargeable battery, method of preparing the same and lithium rechargeable battery using the material
    Patent number: 8822079
    Abstract: A composite anode active material includes a first intermetallic compound, a second intermetallic compound, a metal that is incapable of alloy formation with lithium, and carbon. In the composite anode active material, an amorphous carbon is present between the first intermetallic compound and the second intermetallic compound, and the metal that is incapable of alloy formation with lithium is uniformly distributed throughout in the composite anode active material. The composite anode active material may be used as an anode of a lithium rechargeable battery.
    Type: Grant
    Filed: May 1, 2009
    Date of Patent: September 2, 2014
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Gue-sung Kim, Han-su Kim, Dong-min Im
  • Liquid crystal display and method of manufacturing polarizer plate
    Patent number: 8773619
    Abstract: A liquid crystal display includes a liquid crystal panel, a first polarizer plate stacked on an upper surface of the liquid crystal panel, and a second polarizer plate stacked on a lower surface of the liquid crystal panel. The first polarizer plate may have an absorption axis inclination of +0.1 to +0.2 degrees, or the second polarizer plate may have an absorption axis inclination of ?0.04 to less than 0 or greater than 0 to +0.1 degrees.
    Type: Grant
    Filed: December 20, 2011
    Date of Patent: July 8, 2014
    Assignee: Cheil Industries, Inc.
    Inventors: Chang Seok Bae, Ae Kyoung Kim, Hae Ryong Chung, Han Su Kim, Eun Jae Cho
  • LIQUID CRYSTAL DISPLAY DEVICE AND DRIVING METHOD THEREOF
    Publication number: 20140176408
    Abstract: Discussed is an LCD device. The LCD device according to an embodiment of the present invention includes a liquid crystal panel in which a plurality of pixels are respectively formed in a plurality of areas defined by intersections between a plurality of gate lines and a plurality of data lines, and a driving unit configured to switch inversion systems for driving the liquid crystal panel at predetermined periods.
    Type: Application
    Filed: November 12, 2013
    Publication date: June 26, 2014
    Applicant: LG Display Co., Ltd.
    Inventors: Yong Beom PARK, Jung Youl KANG, Kyoung Koo LEE, Han Su KIM, Jin Hee LEE
  • POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY APPARATUS INCLUDING THE SAME
    Publication number: 20140168579
    Abstract: A polarizing plate includes a polarizer, a retardation film on a first side (e.g., a lower side) of the polarizer, and a protective film on a second side (e.g., an upper side) of the polarizer. The retardation film has an axis distortion angle between a fast axis of the retardation film and an absorption axis of the polarizer of about +0.03° to less than +0.2°. The protective film has an in-plane phase difference (Ro) of greater than about 10,000 nm and about 15,000 nm or less at a wavelength of 550 nm. A liquid crystal display apparatus includes the polarizing plate.
    Type: Application
    Filed: December 16, 2013
    Publication date: June 19, 2014
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Ae Kyoung Kim, Han Saem Kang, Han Su Kim, Dong Yoon Shin, A Ra Jo, Hae Ryong Chung
  • POLARIZING PLATE, METHOD OF PREPARING THE SAME, AND LIQUID CRYSTAL DISPLAY APPARATUS INCLUDING THE SAME
    Publication number: 20140168767
    Abstract: A polarizing plate, a method of preparing the same and a liquid crystal display apparatus including the same are disclosed. The polarizing plate includes a polarizer and a polyester film formed on a surface of the polarizer, wherein the polyester film has a ratio of an elongation ratio in a machine direction to an elongation ratio in a transverse direction of about 1:0.8 to about 1:1.2, an in-plane retardation (Re) of about 500 nm or less at a wavelength of 550 nm, and an out-of-plane retardation (Rth) of about 10,000 nm or less at a wavelength of 550 nm.
    Type: Application
    Filed: December 16, 2013
    Publication date: June 19, 2014
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Kwang Ho Shin, Eun Su Park, Dong Yoon Shin, Jong Hyuk Eun, Hae Ryong Chung, Ae Kyoung Kim, Han Saem Kang, Han Su Kim, A Ra Jo
  • Flexible battery and flexible electronic device including the same
    Patent number: 8753763
    Abstract: A flexible battery and a flexible electronic device including the flexible battery as a power source. The flexible battery includes a cell stack comprising a plurality of unit cells, and an external casing sealing the cell stack, wherein each of the unit cells comprises a negative electrode, a positive electrode, an electrolyte layer disposed between the negative electrode and the positive electrode, and a first polymer film at least partially surrounding the negative electrode, the positive electrode, and the electrolyte layer.
    Type: Grant
    Filed: July 10, 2013
    Date of Patent: June 17, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Moon-seok Kwon, Han-su Kim, Young-min Choi, Jae-man Choi, Seung-sik Hwang, Min-sang Song, Jeong-kuk Shon
  • Silicon nanowire comprising high density metal nanoclusters and method of preparing the same
    Patent number: 8698122
    Abstract: A silicon nanowire including metal nanoclusters formed on a surface thereof at a high density. The metal nanocluster improves electrical and optical characteristics of the silicon nanowire, and thus can be usefully used in various electrical devices such as a lithium battery, a solar cell, a bio sensor, a memory device, or the like.
    Type: Grant
    Filed: October 3, 2012
    Date of Patent: April 15, 2014
    Assignees: Samsung Electronics Co., Ltd., Dongguk University Industry-Academic Cooperation Foundation
    Inventors: Gyeong-su Park, In-yong Song, Sung Heo, Dong-wook Kwak, Hoon Young Cho, Han-su Kim, Jae-man Choi, Moon-seok Kwon
  • Silicon nanowire comprising high density metal nanoclusters and method of preparing the same
    Patent number: 8679949
    Abstract: A silicon nanowire includes metal nanoclusters formed on a surface thereof at a high density. The metal nanoclusters improve electrical and optical characteristics of the silicon nanowire, and thus can be usefully used in various electrical devices such as a lithium battery, a solar cell, a bio sensor, a memory device, or the like.
    Type: Grant
    Filed: March 31, 2011
    Date of Patent: March 25, 2014
    Assignees: Samsung Electronics Co., Ltd., Dongguk University Industry-Academic Cooperation Foundation
    Inventors: Gyeong-su Park, In-yong Song, Sung Heo, Dong-wook Kwak, Hoon Young Cho, Han-su Kim, Jae-man Choi, Moon-seok Kwon
  • Composite anode active material, with intermetallic compound, method of preparing the same, and anode and lithium battery containing the material
    Patent number: 8642216
    Abstract: A composite anode active material includes a metal that may be alloyed with lithium, an intermetallic compound incapable of alloying with lithium, and a carbonaceous material, wherein the intermetallic compound exists in a phase structurally separated from the metal capable of alloying with lithium. Since the composite active material contains an intermetallic compound that does not form any alloy phase with lithium nor the metal capable of alloying with lithium but rather exists in a structurally separated phase, the composite active material exhibits excellent coulombic efficiency. Further, anode electrodes and lithium batteries including the composite anode active material exhibit improved charge and discharge characteristics.
    Type: Grant
    Filed: December 28, 2007
    Date of Patent: February 4, 2014
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Dong-min Im, Han-su Kim
  • Si/C composite, anode active materials, and lithium battery including the same
    Patent number: 8617746
    Abstract: An Si/C composite includes carbon (C) dispersed in porous silicon (Si) particles. The Si/C composite may be used to form an anode active material to provide a lithium battery having a high capacity and excellent capacity retention.
    Type: Grant
    Filed: September 5, 2012
    Date of Patent: December 31, 2013
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Sang-kook Mah, Han-su Kim
  • NEGATIVE ELECTRODE FOR LITHIUM BATTERY, LITHIUM BATTERY INCLUDING THE SAME, AND METHODS OF MANUFACTURE THEREOF
    Publication number: 20130309571
    Abstract: A negative electrode including: a metal layer including lithium; and a platy carbonaceous material layer including a carbonaceous material having a plate structure and disposed on the metal layer.
    Type: Application
    Filed: May 14, 2013
    Publication date: November 21, 2013
    Applicants: Industry-University Cooperation Foundation Hanyang University, Samsung Electronics Co., Ltd.
    Inventors: Seon-mi YOON, Jae-young CHOI, Han-su KIM, Ho-bum PARK, Moon-seok KWON