Patents Examined by Natalie Walford
  • Patent number: 8525401
    Abstract: A display panel with secured mechanical reliability comprises: a first plate including a display region and a non display region, a second plate facing the first plate, a first frit portion interposed between the first plate and the second plate and sealing the display region from outside, and a second frit portion separated from the first fit portion and comprising a plurality of sub-frits isolated from each other. The sub-frits are located between a first line which passes through points closest to edges of the first plate among outer points of the first frit portion with respect to a sealed space and extends parallel to the edges of the first plate and a second line which passes through points furthest from the edges of the first plate among inner points of the first frit portion with respect to the sealed space and extends parallel to the edges of the first plate.
    Type: Grant
    Filed: November 8, 2011
    Date of Patent: September 3, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventor: Choong-Ho Lee
  • Patent number: 8525404
    Abstract: An OLED display includes: a thin film transistor including a gate electrode, a source electrode, and a drain electrode; a planarization layer on the thin film transistor and including a contact hole at least partially exposing the drain electrode; a pixel electrode on the planarization layer and coupled to the drain electrode of the thin film transistor through the contact hole; a pixel defining layer on the planarization layer and having an opening that exposes the pixel electrode; an organic emission layer on the pixel electrode; and a common electrode on the organic emission layer and the pixel defining layer. The pixel defining layer includes a corner-cube pattern facing the common electrode.
    Type: Grant
    Filed: June 4, 2009
    Date of Patent: September 3, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hee-Chul Jeon, Eun-Ah Kim, Woo-Suk Jung, Soon-Ryong Park, Hee-Seong Jeong, Chul-Woo Jeong, Noh-Min Kwak, Joo-Hwa Lee
  • Patent number: 8519604
    Abstract: A field emission panel is provided. The field emission panel includes a first substrate and a second substrate, a sealing member and a plurality of spaces which are disposed between the first substrate and the second substrate, a plurality of concave portions which are formed on a surface of the first substrate, a plurality of cathode electrodes which are disposed within each of the plurality of concave portions, a plurality of field emission materials which are disposed on each of the cathode electrodes, a plurality of gate electrodes which are fixed to areas of the surface of the first substrate which separate the concave portions of the first substrate with a gap therebetween, a light emission unit which is disposed on the second substrate, and a charging prevention resistance unit which is disposed on the first substrate, on a gap between a pair of gate electrodes.
    Type: Grant
    Filed: April 11, 2012
    Date of Patent: August 27, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byong-gon Lee, Zin-min Park, Seung-hyun Son, Ji-hong Lim, Jin-hwan Hwang, Hyeon-seok Kim, Seong-gi Choo
  • Patent number: 8519612
    Abstract: An organic light emitting diode (OLED) display device and a method of fabricating the OLED display device, the OLED display device includes a substrate including an emission region and a non-emission region, a black matrix disposed in a region excluding a part of the emission region, a buffer layer disposed on the entire surface of the substrate, a semiconductor layer disposed on the buffer layer in the non-emission region, a gate electrode disposed on the semiconductor layer, a gate insulating layer insulating the semiconductor layer from the gate electrode and formed on the entire surface of the substrate, a first electrode formed on the gate insulating layer in the emission region, source and drain electrodes electrically connected with the semiconductor layer and the first electrode, an interlayer insulating layer insulating the source and drain electrodes from the gate electrode and opening a part of the first electrode, a pixel defining layer opening a part of the first electrode and disposed on the ent
    Type: Grant
    Filed: September 1, 2010
    Date of Patent: August 27, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ju-Won Yoon, Su-Mi Lee, Sung-Ho Kim, Il-Jeong Lee, Ji-Yong Noh, Hee-Seong Jeong
  • Patent number: 8513881
    Abstract: An organic EL display device including organic EL light-emitting regions which includes a red-light emitting layer, a green-light emitting layer, and a blue-light emitting layer that are arranged on a main substrate includes: a first light-adjusting layer including a first portion and a second portion, the first portion selectively transmitting desired blue light, and the second portion absorbing visible light other than at least the desired blue light; and a second light-adjusting layer selectively absorbing light with a wavelength between desired red light and desired green light at an entire surface, in which the blue light-emitting layer is overlaid with the first portion, and a bank which is a non-light emitting portion is overlaid with the second portion. The first portion and the second portion may be integrally formed of a same material, and the second portion may absorb an entire range of visible light.
    Type: Grant
    Filed: October 4, 2011
    Date of Patent: August 20, 2013
    Assignee: Panasonic Corporation
    Inventors: Kenji Okumoto, Masafumi Matsui, Takashi Ohta, Kouhei Koresawa
  • Patent number: 8508111
    Abstract: A display panel and a method for inspecting thereof are provided. The display panel includes a first signal circuit, a second signal circuit and a plurality of first resistor. The first signal circuit includes a plurality of first signal lines which disposes in parallel along a first direction and electrically connects to one another. The second signal circuit includes a plurality of second signal lines disposing in parallel along the first direction, and the second signal lines and the first signal lines are alternately disposed in parallel. Each of second signal lines is connected to at least a first resistor. The interval between the first signal line and the second signal line is smaller than 60 ?m and the difference between the resistances of the first signal line and the second signal line is ranged form 300 ohm to 30000 ohm.
    Type: Grant
    Filed: September 12, 2012
    Date of Patent: August 13, 2013
    Assignee: Au Optronics Corporation
    Inventors: Peng-Bo Xi, Wen-Tai Chen, Tai-Kai Chen
  • Patent number: 8506340
    Abstract: Presented is a method for retrofitting an electric lamp having an electric switch with a dimmer unit. The method includes providing a dimmer unit configured for dimming the electric lamp. The dimmer unit includes a microcontroller, and a lamp switch connector socket in electrical communication with the microcontroller. The method further includes providing a lamp switch connector, electrically disconnecting the electric switch from the electric lamp, electrically connecting the electric switch to the lamp switch connector, and electrically connecting the lamp switch connector to the lamp switch connector socket. Consequently, the electric switch is functionally isolated from the lamp and in electrical communication microcontroller.
    Type: Grant
    Filed: July 13, 2012
    Date of Patent: August 13, 2013
    Assignee: Crestron Electronics Inc.
    Inventors: Russikesh Kumar, Evan Robert Ackmann, Doug Jacobson
  • Patent number: 8508118
    Abstract: A light-emitting device that suppresses color unevenness can be provided. A transparent member can be disposed on a fluorescence-containing resin layer. Part of excitation light can be emitted upward from an edge surface of the fluorescence-containing resin layer directly and without passing through the transparent member. Thus, fluorescent light emitted in large quantities from a place near an edge surface of the transparent member can be mixed with the excitation light emitted from the edge surface of the fluorescence-containing resin layer directly without passing through the transparent member, thereby suppressing color unevenness at a location near the edge surface of the transparent member.
    Type: Grant
    Filed: March 22, 2012
    Date of Patent: August 13, 2013
    Assignee: Stanley Electric Co., Ltd.
    Inventors: Hiroshi Kotani, Takaaki Sakai
  • Patent number: 8506145
    Abstract: A method using lens imaging to control hotspots of a vehicle light has steps of providing the area light source having a first shape and a first size, mounting the lens in front of the area light source, choosing a focal length between the area light source and the lens, and determining an angle of view ? using the first size of the area light source and the focal length of the lens and generating a hotspot of the vehicle light having the first size and a size range. By changing the height of the area light source and the focal length of the lens, an angle of view formed by light emitted from the area light source and passing through the lens is adjustable. Accordingly, a range of hotspots of the vehicle light is controllable.
    Type: Grant
    Filed: January 5, 2012
    Date of Patent: August 13, 2013
    Assignee: Phoenix Optronics Corp.
    Inventor: Ren-Cheng Chao
  • Patent number: 8502449
    Abstract: A high-pressure discharge lamp having a single socket, comprising: a discharge vessel (100) having two opposite sealed ends (120, 130) and a discharge chamber (110) arranged between the sealed ends (120, 130), a first sealed end (120) extending into a lamp base (400) and the second sealed end (130) protruding out of the lamp base (400), a first electrode (20) which is fixed in the first sealed end (120) of the discharge vessel (100) and has an end on the discharge side extending into the discharge chamber (110), a second electrode (30) which is fixed in the second sealed end (130) of the discharge vessel (100) and has an end on the discharge side extending into the discharge chamber; and (110), a base flange (420) arranged on the lamp base (400) and defining a plane (421) which is usable for adjusting the high-pressure discharge lamp in an optical system wherein for the distance A from the end of the first electrode (20) on the discharge side to the plane (421) of the base flange (420) and for the distance B
    Type: Grant
    Filed: November 2, 2010
    Date of Patent: August 6, 2013
    Assignee: OSRAM GmbH
    Inventors: Jürgen Becker, Florian Bedynek, Kilian Klages, Karsten Pietsch, Matthias Protsch
  • Patent number: 8502448
    Abstract: A display apparatus having an improved function for encapsulating a display unit, and comprising a substrate, wherein the display unit is disposed on the substrate; an encapsulation unit facing the display unit, the encapsulation unit comprising: a metal layer; and a composite member; and a sealing unit disposed between the substrate and the encapsulation unit and separated from the display unit so as to adhere the substrate to the encapsulation unit, wherein the composite member comprises a resin matrix and carbon fibers, and wherein the metal layer is disposed between the substrate and the composite member.
    Type: Grant
    Filed: January 10, 2011
    Date of Patent: August 6, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jung-Min Lee, Kie-Hyun Nam, Choong-Ho Lee, Dong-Ki Lee, Hoon Kim
  • Patent number: 8497627
    Abstract: A display device includes: a substrate; a display unit that is formed over the substrate; a driving driver positioned outside the display unit and including a plurality of signal lines; a sealing substrate fixed to the substrate by a bonding layer surrounding the display unit and the driving driver. The sealing layer includes a composite member including a resin matrix and a plurality of carbon fibers and a first metal layer positioned over the composite member. The display device further includes a plurality of pads positioned outside the bonding layer and electrically connected to the plurality of signal lines; and a plurality of second metal layers positioned over one surface of the composite member facing the plurality of pads and connected to the plurality of pads, respectively, through a conductive bonding layer.
    Type: Grant
    Filed: July 14, 2011
    Date of Patent: July 30, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Hae-Yeon Lee, Wang-Jo Lee
  • Patent number: 8487526
    Abstract: A light emitting apparatus has a light emitting element arranged on a substrate and a light flux controlling member. The light flux controlling member has: a light control/emission surface that controls a traveling direction of light; a concavity that allows a main beam to be incident inside; and a back surface that extends in a radial direction from an opening rim part of the concavity and that allows sub-beams to be incident inside. One of a grid convex part which arranges a plurality of strips of convex parts in a grid pattern and a grid concave part which arranges a plurality of strips of concave parts in a grid pattern is formed in the back surface of the light flux controlling member. The substrate and the back surface of the light flux controlling member are placed opposite to one another without intervention of a reflective sheet therebetween.
    Type: Grant
    Filed: May 30, 2012
    Date of Patent: July 16, 2013
    Assignee: Enplas Corporation
    Inventors: Masao Yamaguchi, Yasuyuki Fukuda
  • Patent number: 8475031
    Abstract: LED backlight module structure for increasing process yield comprises a housing, a copper circuit layer, a plurality of LED chips, a plurality of solder paste overflow prevention members, a light guide plate, and a bottom reflector. In the present invention, it mainly disposed the solder paste overflow prevention members between the LED chips and the copper circuit layer, therefore, the solder paste overflow phenomenon is prevented when using a pressing fixture to assist in executing the welding process of LED chips, and it ensures that the soldering pins of the LED chips would not electrically connect to each other due to the solder paste overflow phenomenon. Moreover, a position limiting band can be further disposed on the copper circuit layer for receiving and fixing the LED chips, in addition, the position limiting band is helpful to the LED chips in heat dissipation when the LED chips emit light.
    Type: Grant
    Filed: January 3, 2012
    Date of Patent: July 2, 2013
    Assignee: Kocam International Co., Ltd.
    Inventor: Tsan-Jung Chen
  • Patent number: 8469531
    Abstract: An all-directional machine tool lamp includes an annular lamp, which includes a locating ring, which defines an upper part having a relatively smaller inner diameter, a lower part having a relatively greater inner diameter and a flange disposed at an inner side between the upper part and the lower part, three screw bolts equiangularly inserted through the locating ring to lock it to a vertically movable spindle of a machine tool, a lamp holder affixed to the lower part of the locating ring, light-emitting devices mounted in the lamp holder and a lampshade affixed to the bottom side of the lamp holder, and a switch device, which includes a housing, a switch mounted in the housing and electrically connected with the light-emitting devices by an electrical cord and a fastening member adapted for fastening the housing to the machine tool.
    Type: Grant
    Filed: December 22, 2011
    Date of Patent: June 25, 2013
    Assignee: Hiever Co., Ltd.
    Inventor: Tony Huang
  • Patent number: 8471463
    Abstract: Provided is an organic EL element in which emission efficiency is improved by suppressing a loss of excitation energy by a surface plasmon generated on an electrode surface. A hole transport layer is formed of a material having a refractive index of 1.20 or more and 1.65 or less at a maximum peak wavelength of a spectrum of light emitted by a light-emitting layer.
    Type: Grant
    Filed: August 1, 2012
    Date of Patent: June 25, 2013
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takayuki Sumida, Norifumi Kajimoto, Nobutaka Mizuno, Takayuki Ito
  • Patent number: 8465191
    Abstract: A planar light emitting device provided with a light source; a sheet-like light guide that guides light from the light source in a planar direction, and has a plurality of light emitting regions, and a through slit formed between the light emitting regions to penetrate the light guide in a thickness direction; a switch sheet arranged so as to face one of the front face and the rear face of the light guide; and a light-blocking layer that has a flange portion that covers an opening edge portion of the through slit, a main body portion that covers at least one of the mutually facing inner wall surfaces of the through slit so as to form a space in the interior of the through slit and that continuous with the flange portion, and a bottom portion that is extended from a lower portion of the main body portion.
    Type: Grant
    Filed: December 21, 2011
    Date of Patent: June 18, 2013
    Assignee: Fujikura Ltd.
    Inventors: Tomosada Inada, Shimpei Sato, Takashi Edo
  • Patent number: 8465174
    Abstract: A light box defined with a peripheral portion and a display portion is provided. The peripheral portion has four margins, and the opposing margins being defined with equal widths. The display portion is surrounded by the peripheral portion and is rectangular. The light box comprises at least two sets of electrode pads and an outer frame. The at least two sets of the electrode pads are disposed on at least two of the margins, respectively, and each set of the electrode pads comprises a connector electrode pad, disposed at the corresponding margin. With the arrangement of the at least two sets of the electrode pads, the light box can be panelized with one or more lighting panels.
    Type: Grant
    Filed: January 6, 2011
    Date of Patent: June 18, 2013
    Assignee: Luxingtek, Ltd.
    Inventors: Wen-Chiun Ing, Wei-Hsin Hou
  • Patent number: 8454210
    Abstract: A cable receiving apparatus include a hollow base defining a through hole, a hollow conduit including a threaded end. The threaded end passes through the through hole and engages a nut to connect the hollow conduit to the hollow base. The threaded end defines a first slot for a cable running through the hollow conduit to enter the hollow base. In this way, during the assembly process, operators can assemble the cable first, then use a socket wrench to screw the nut directly.
    Type: Grant
    Filed: May 23, 2011
    Date of Patent: June 4, 2013
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Huai-Shan Gu, Jun Yue
  • Patent number: 8454204
    Abstract: A recessed lighting fixture providing illumination from a light source including a plurality of light emitting diodes (LEDs) wherein the fixture is placed within the ceiling space above a ceiling panel or wall. The fixture has a low aspect ratio heat sink. An interchangeable trim ring has an integrated light reflector and attaches to the bottom of the heat sink via rare earth or super magnets. A flange of the heat sink and a flat annular surface of the trim ring engage each other, providing a large contact surface to enable conductive heat transfer. The flange and flat annular surface are located below the ceiling panel, which is at room temperature to help cool the recessed LED lighting fixture through radiation and air convection.
    Type: Grant
    Filed: December 27, 2011
    Date of Patent: June 4, 2013
    Assignee: Cordelia Lighting, Inc.
    Inventors: Seth Chang, Huan Cao Nguyen, James Madden