Patents Represented by Attorney Robert E. Bushnell

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  • Blue electroluminescent polymer, method of preparing blue electroluminescent polymer, and organic electroluminescent device employing the same
    Patent number: 7960500
    Abstract: Provided are a blue electroluminescent (EL) polymer, a method of manufacturing the same, and an organic EL device including the polymer as a light emitting component, wherein an acridine derivative which can transport holes is introduced into a polymer backbone. The polymer is represented by Formula 1: The blue EL polymer has high color purity and color stability.
    Type: Grant
    Filed: October 16, 2006
    Date of Patent: June 14, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Sang-Hoon Park, Yu-Jin Kim, Jong-Jin Park, Jhun-Mo Son, Young-Mok Son
  • Battery module
    Patent number: 7960941
    Abstract: A battery module is constructed with a plurality of unit batteries, and barrier ribs including bands mounted on each of the unit batteries and forming gaps to enable a heat conductive medium to circulate the unit batteries.
    Type: Grant
    Filed: June 8, 2007
    Date of Patent: June 14, 2011
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Yoon-Cheol Jeon, Tae-Yong Kim, Sang-Won Byun
  • Organic light emitting diode display and method of manufacturing the same
    Patent number: 7961456
    Abstract: An organic light emitting diode display that includes a display panel and a bezel to receive the display panel, the bezel including a first bezel and a second bezel, each of the first bezel and the second bezel including different materials and including a bottom portion and a skirt portion protruding from edges of the bottom portion.
    Type: Grant
    Filed: January 30, 2009
    Date of Patent: June 14, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Kuen-Dong Ha, Dai-Han Cho, Chan-Kyoung Moon, Ji-Ho Kang, Min-Su Kim, Dong-Su Yee, Jung-Jun Im
  • Small molecular organic electroluminescent display device and method of fabricating the same
    Patent number: 7959993
    Abstract: An organic electroluminescent display (OELD) device and a method of fabricating the same are disclosed. The OELD device includes a substrate, a first electrode, an organic layer containing at least one light emitting layer, and a second electrode. The light emitting layer is comprised of at least one phosphorescent dopant and at least two host materials.
    Type: Grant
    Filed: April 3, 2009
    Date of Patent: June 14, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventor: Jun-Yeob Lee
  • Optical sensor for sensing peripheral light and liquid crystal display device using the same
    Patent number: 7961180
    Abstract: An optical sensor providing enhanced reliability in sensing peripheral light and reduced power consumption, and a liquid crystal display device incorporating this optical sensor. In the optical sensor, a first transistor is electrically coupled between a first power supply and a second transistor, which is electrically coupled between the first transistor and a second power supply having a voltage less than that of the first power supply. The first transistor is either turned-on or turned-off according to a control signal. The second transistor controls an amount of an electric current flowing from the first transistor to the second power supply corresponding to an intensity of peripheral light. A sensing section is constructed with a first capacitor electrically coupled to the second transistor in parallel. A gate electrode of the second transistor is electrically coupled to the second power supply.
    Type: Grant
    Filed: April 2, 2007
    Date of Patent: June 14, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventor: Jung-Hwan Kim
  • Electron emission source, its method of fabrication, and an electron emission device using the electron emission source
    Patent number: 7960903
    Abstract: An electron emission source-forming composition includes a carbon-based material; a vehicle composed of a resin component and a solvent component; and at least one metal oxide with an average particle diameter in a range of 100 to 1,000 nm selected from Al2O3, TiO2, and SiO2. The electron emission source-forming composition is sintered under an air atmosphere during electron emission source formation. Therefore, carbon deposits after sintering and degradation of Carbon Nano-Tubes (CNTs) upon sintering can be remarkably reduced. As a result, the electron emission source formed using the composition has a high current density and the electron emission device using the electron emission source exhibits enhanced reliability.
    Type: Grant
    Filed: February 27, 2006
    Date of Patent: June 14, 2011
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Mee-Ae Ryu, Jong-Hwan Park, Jae-Sang Ha, Jeong-Hee Lee
  • Organic light emitting diode display device having a second bezel
    Patent number: 7960913
    Abstract: An OLED display includes a display panel having a display area and a pad area, a first bezel receiving the display panel, and a second bezel combined with the first bezel along a display panel side where the pad area is formed.
    Type: Grant
    Filed: January 9, 2009
    Date of Patent: June 14, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Dong-Su Yee, Dai-Han Cho, Jung-Ho Hwang, Chan-Kyoung Moon, Hyun-Hee Lee, Min-Su Kim, Chan-Hee Wang, Kwang-Jin Yun
  • Method of manufacturing substrate and organic emitting display device having the substrate
    Patent number: 7960911
    Abstract: Provided are an organic light emitting display device and a method of manufacturing the same. The organic light emitting display device includes a substrate; an sealing substrate facing the substrate, an organic light emitting unit disposed between the substrate and the sealing substrate and having a plurality of organic light emitting devices emitting light, and a plurality of grooves formed in a light extracting surface of the organic light emitting display device through which the light is emitted to the outside. In one embodiment, the grooves are formed on the sealing substrate, and in another embodiment, the grooves are formed on the substrate.
    Type: Grant
    Filed: January 6, 2009
    Date of Patent: June 14, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Oh-June Kwon, Kwan-Hee Lee, Seung-Yong Song, Young-Seo Choi, Sun-Young Jung, Young-Cheol Joo, Ji-Hun Ryu
  • Catalyst for a fuel cell, a method of preparing the same, and a membrane-electrode assembly for a fuel cell and a fuel cell system including the same
    Patent number: 7955756
    Abstract: The cathode catalyst for a fuel cell of the present invention includes A-S—B, where A is selected from the group consisting of Ru, Rh, and combinations thereof, and B is selected from the group consisting of Se, Te, and combinations thereof.
    Type: Grant
    Filed: May 29, 2007
    Date of Patent: June 7, 2011
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Alexey Alexandrovichserov
  • Organic electroluminescent device and method of preparing the same
    Patent number: 7955717
    Abstract: An organic electroluminescent device and a method of preparing the same are provided. The organic electroluminescent device includes a sealing layer which is formed on a sealing substrate, and which includes a cohesion layer, a transparent polymer layer, and a transparent moisture absorption layer. Since the transparent moisture absorption layer of the organic electroluminescent device is provided to a sealing substrate using an attaching method, the organic electroluminescent device has an improved life span property due to a firm sealed structure and better light extraction efficiency due to the transparent moisture absorption layer below the sealing substrate.
    Type: Grant
    Filed: June 28, 2005
    Date of Patent: June 7, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Dong-Soo Choi, Jang-Hyuk Kwon, Jin-Woo Park, Seung-Yong Song, Jong-Hyuk Lee, Yoon-Hyeung Cho
  • Organic light emitting diode display
    Patent number: 7957128
    Abstract: An OLED display including: a panel assembly having a display region, a pad region, and a plurality of OLEDs formed in the display region; a bezel disposed around, and spaced apart from the panel assembly; and a fixing member to fix the panel assembly to the bezel.
    Type: Grant
    Filed: January 12, 2009
    Date of Patent: June 7, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Dong-Su Yee, Kuen-Dong Ha, Hyun-Hee Lee, Chan-Kyoung Moon, Hyun-Min Hwang, Eun-Ah Kim
  • Secondary battery
    Patent number: 7955736
    Abstract: A secondary battery includes: a case; an electrode assembly including a positive electrode, a negative electrode, and a separator interposed therebetween, the electrode assembly being arranged within the case; a cap assembly affixed to the case and adapted to seal the case, the cap assembly being electrically connected to the electrode assembly; and a pair of current collecting plates adapted to be respectively electrically connected to the positive and negative electrodes. Each electrode includes an un-coated region absent an active material, the un-coated region of each electrode contacting its respective current collecting plate. Each un-coated region includes a plurality of independent regions separated from one other, the plurality of independent regions being bent and affixed to their respective current collecting plate.
    Type: Grant
    Filed: June 20, 2005
    Date of Patent: June 7, 2011
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Sang-Eun Cheon, Hwa-Young Won
  • Mobile terminal having image corrector
    Patent number: 7956923
    Abstract: A mobile terminal has an image corrector which includes a comparator for receiving a first image signal photographed by a camera in a camera mode and a second image signal displayed in a normal mode, and for comparing them with a reference signal to generate a deviation signal, and a corrector for receiving the deviation signal from the comparator, and for supplying the first or second image signal, in which white balancing and gamma are corrected, in response to the deviation signal so that luminance and white balance of the first image signal displayed in the camera mode become equal to or similar to luminance and white balance of the second image signal displayed in the normal mode.
    Type: Grant
    Filed: February 15, 2006
    Date of Patent: June 7, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventor: Eun-Jung Oh
  • Organic light-emitting device
    Patent number: 7952271
    Abstract: An organic light-emitting device includes a substrate; a first electrode; a second electrode facing the first electrode; an organic layer disposed on the first electrode; and an emitting layer interposed between the organic layer and the second electrode. The concentration of inorganic impurities within the organic layer is 1000 ppb or less. The organic light-emitting device has high light-emitting efficiency, low driving voltage, high brightness, and long life span.
    Type: Grant
    Filed: July 18, 2008
    Date of Patent: May 31, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Min-Seung Chun, Dong-Hun Kim, Mi-Kyung Kim, Jung-Ha Son, Jae-Hyun Kwak
  • Cap assembly and secondary battery using the same
    Patent number: 7951486
    Abstract: A cap assembly for a secondary battery in which an insulating member is disposed in a partial or entire terminal plate, resulting in improved stability. The cap assembly includes a terminal plate and an insulating member. The insulating member is disposed in a partial or entire region of the terminal plate other than a region to which a negative electrode tab is welded.
    Type: Grant
    Filed: August 18, 2008
    Date of Patent: May 31, 2011
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Sang-Joon Lee
  • Fuel cell system which cools condenser and mixes air without requiring separate power units
    Patent number: 7951499
    Abstract: A fuel cell system comprises: a fuel container for storing fuel liquefied with pressure; a reformer for generating hydrogen from the fuel through a catalyst reaction based on heat energy; an electric generator for generating electricity by transforming energy of an electrochemical reaction between hydrogen and oxygen into electric energy; a condenser for condensing water produced in the electric generator; and a heat exchanger passing through the condenser for cooling the condenser by latent heat of the fuel. With this configuration, cooling water cooled by latent heat of a fuel container is employed to cool the condenser without using a separate cooler. Furthermore, air is mixed with butane fuel without using a separate power unit, so that it is possible to achieve a more compact and highly efficient fuel cell.
    Type: Grant
    Filed: January 9, 2007
    Date of Patent: May 31, 2011
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Ju Yong Kim, Sung Chul Lee, Chan Ho Lee, Dong Myung Suh, Jin Goo Ahn, Jin Kwang Kim, Dong Uk Lee
  • Bezal support for flat panel display device
    Patent number: 7948743
    Abstract: A flat panel display includes a bezel having a first substrate part and a second substrate part perpendicularly extending from one side of the first substrate part. A flexible printed circuit board is attached to the second substrate part by a conductive tape, and electrostatic discharge and damage caused by external mechanical interference can be prevented.
    Type: Grant
    Filed: January 6, 2009
    Date of Patent: May 24, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Min-Cheol Kim, Gil-Jae Choi
  • Organic light emitting display apparatus
    Patent number: 7948166
    Abstract: An organic light emitting display apparatus includes: a substrate; a display unit including a plurality of subpixels arranged on the substrate, the plurality of subpixels respectively emitting different colored light; a sealing substrate arranged on the display unit; a micro lens unit including a plurality of micro lenses arranged on a surface of the sealing substrate facing the display unit; barrier ribs arranged between the sealing substrate and the substrate to define a space between the micro lens unit and the display unit; and a black matrix arranged under the barrier ribs.
    Type: Grant
    Filed: February 5, 2008
    Date of Patent: May 24, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Noh-Min Kwak, Sung-Soo Koh, Myung-Won Song, Seong-Taek Lee, Hye-Dong Kim
  • Electrolyte solvent and rechargeable lithium battery
    Patent number: 7943257
    Abstract: Disclosed is a rechargeable lithium battery including a positive electrode and a negative electrode in which lithium intercalations occurs, and an electrolyte including a low-inflammability solvent with a heat of combustion of 19,000 kJ/kg or less, and a lithium salt.
    Type: Grant
    Filed: April 15, 2009
    Date of Patent: May 17, 2011
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Takitaro Yamaguchi, Ryuichi Shimizu, Cheol-Soo Jung
  • Polymer compound and organic light-emitting device using the same
    Patent number: 7939622
    Abstract: Provided are a polymer compound which has a pyrrole derivative compound and a phenoxazine derivative compound as a repeating unit, and an organic electroluminescent (EL) device using the same for forming a hole injection layer and/or a hole transport layer. The polymer compound according to the present invention has superior electric features and a high hole-transporting capability. Thus the organic EL device using the polymer compound for forming a hole injection layer and/or a hole transport layer has superior features such as low voltage and high efficiency compared to using conventional materials.
    Type: Grant
    Filed: May 24, 2007
    Date of Patent: May 10, 2011
    Assignee: Samsung Mobile Display Co., Ltd.
    Inventors: Sang-Hoon Park, Yu-Jin Kim, Jong-Jin Park, Jhun-Mo Son