Patents Examined by Vip Patel
  • Patent number: 11515503
    Abstract: According to an aspect of the present disclosure, a flexible display device includes: a display panel which includes a display area and a bending area extending from one side of the display area to be bent; a first back plate disposed on a rear surface of the display area; a first cushion tape disposed on a rear surface of the first back plate; a heat radiation sheet disposed on a rear surface of the first cushion tape; a second cushion tape which is disposed below the heat radiation sheet and absorbs a damage from the outside; and a bottom hole which passes through the first cushion tape, the heat radiation sheet, and the second cushion tape.
    Type: Grant
    Filed: December 3, 2020
    Date of Patent: November 29, 2022
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Myeongah Shin, Jin Woo Kim
  • Patent number: 11506931
    Abstract: A backlight module and a display device including the backlight module are provided. The backlight module comprises a substrate and a plurality of miniature LEDs arranged on the substrate. The plurality of miniature LEDs comprise a miniature LED array, the miniature LED array comprises a plurality of LED sub-arrays, and the lighting parameters of each LED sub-array in the miniature LED array are independently controlled.
    Type: Grant
    Filed: March 15, 2021
    Date of Patent: November 22, 2022
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Zan Zhang, Wenyang Li, Rui Han, Zeyuan Tong, Dong Cui, Zhipeng Zhang, Yue Zhai, Shouyang Leng, Fengping Wang, Weining Chi, Dong Guan
  • Patent number: 11502270
    Abstract: A display device includes: a display panel; a window disposed on the display panel; a window protection layer disposed on the window; and a first adhesive layer disposed between the window and the window protection layer; wherein the first adhesive layer has a creep value of about 38.1876% to about 40.4371% at a temperature of about 25° C. when a stress of about 2,000 Pa is applied to the first adhesive layer for about 10 minutes, the first adhesive layer has a storage modulus of about 0.0317 MPa to about 0.0348 MPa, a loss modulus of about 0.0108 MPa to about 0.0120 MPa, and a tan delta value of about 0.3354 to about 0.3480 at the temperature of about 25° C. when a frequency of about 1 Hz and an axial force of about 1.0 N are applied and the first adhesive layer maintains a strain of about 1%, and the tan delta value is defined by dividing the loss modulus by the storage modulus.
    Type: Grant
    Filed: December 9, 2020
    Date of Patent: November 15, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kicheol Song, Young Do Kim, Youngmoon Kim, Nari Ahn
  • Patent number: 11500194
    Abstract: A beam delivery system according to an aspect of the present disclosure is used for an extreme ultraviolet light generation apparatus and includes a propagation mirror disposed on an optical path between a laser apparatus and a condensation optical system and configured to change the propagation direction of a pulse laser beam, and a curvature mirror disposed on an optical path between the propagation mirror and the condensation optical system and having a concave reflective surface configured to convert the pulse laser beam to be incident on the condensation optical system into a convergent beam. The curvature mirror has a focal length selected so that the beam spread angle of the pulse laser beam from the curvature mirror is constant irrespective of thermal deformation of the propagation mirror or constant with change in a predetermined allowable range irrespective of thermal deformation of the propagation mirror.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: November 15, 2022
    Assignee: Gigaphoton Inc.
    Inventors: Takashi Suganuma, Takahiro Tatsumi
  • Patent number: 11495770
    Abstract: A display apparatus capable of reducing a defect occurrence rate includes a display panel, a metal plate including an opening and located under the display panel to contact a lower surface of the display panel to support the display panel, and a filling layer filling the opening and including a material different from a material of the metal plate.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: November 8, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Changmin Park, Sangwol Lee, Junmo Ji
  • Patent number: 11497095
    Abstract: An LED lighting device capable of adjusting color temperature by software and hardware cooperative control to achieve high-performance output includes at least one light source and a drive circuit. The light source includes first-wavelength LED, second-wavelength LED, third-wavelength LED and fourth-wavelength LED. When a modulator is operated to select only one of the first-wavelength LED, the second-wavelength LED, the third-wavelength LED and the fourth-wavelength LED to receive a maximum rated current, the drive circuit outputs four times of the maximum drive power to the corresponding LEDs; or when the first-wavelength LED, the second-wavelength LED, the third-wavelength LED and the fourth-wavelength LED receive a quarter of the maximum rated current separately, the drive circuit outputs a quarter of the maximum drive power to the LEDs separately, and the output pulse width of the drive power will be modulated to maintain the light source to carry a constant rated power.
    Type: Grant
    Filed: October 7, 2021
    Date of Patent: November 8, 2022
    Inventors: Yung-Hong Wang, Chien Lee, Yun Zhang
  • Patent number: 11484808
    Abstract: The invention is an inflatable globe having a generally round shape and circumference of between 2 feet and 10 feet. An attachment pin, plug or other closure mechanism are coupled to the top of the inflatable globe. A topper is configured to fit over the attachment pin, plug or other closure mechanism. A hanger is threaded through the attachment pin, plug or closure mechanism and then through the topper. An electric light coupled to the plug is suspended inside the globe. The inflatable globe is made of a resilient polymer material and can be monochromatic or comprise a plurality of colors.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: November 1, 2022
    Inventors: Kristy Moore, Jennifer Leigh Couch, Amberly Hall
  • Patent number: 11474423
    Abstract: A wavelength conversion device includes a matrix containing inorganic material, a phosphor embedded in the matrix, and filler particles embedded in the matrix and containing resin material. This wavelength conversion device prevents the phosphor from falling.
    Type: Grant
    Filed: October 4, 2019
    Date of Patent: October 18, 2022
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Takahiro Hamada, Naoyuki Tani, Takashi Ohbayashi, Yoshihisa Nagasaki
  • Patent number: 11476444
    Abstract: A flexible display device includes a flexible display panel. The flexible display device further includes a cover window structure on the flexible display panel, including a flexible film and a first hard coating layer on the flexible film. The first hard coating layer includes a material made of a combination of a siloxane resin and a urethane-acrylic-, acrylic- or epoxy-type linker.
    Type: Grant
    Filed: July 20, 2020
    Date of Patent: October 18, 2022
    Assignee: LG Display Co., Ltd.
    Inventors: Youngjoo Park, Sejin Jang, Taehyoung Kwak
  • Patent number: 11477855
    Abstract: A high temperature heater lamp including a ceramic envelope is disclosed. The ceramic envelope is substantially infrared transparent and is composed of a refractory ceramic. The heater lamp also includes two lead wires communicatively coupled via a filament. The filament is enclosed within the ceramic envelope, which is evacuated. The heater lamp may include at least two metallic IR shields within the ceramic envelope, at least one located on either side of the filament. The filament may be tungsten, a carbon filament, or molybdenum. At least one end of the ceramic envelope may be sealed with a metal cap affixed to the ceramic envelope by a high vacuum sealant. The heater lamp may be configured to operate at above 1500° C. The ceramic envelope may have a wall thickness less than 1 mm thick.
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: October 18, 2022
    Assignee: Arizona Board of Regents on behalf of Arizona State University
    Inventors: Ivan Ermanoski, Xiang Gao, Ryan Milcarek
  • Patent number: 11466965
    Abstract: A non-lethal dazzling device includes a laser operable in the visible spectrum. The laser can be a relatively low-powered laser, such as a laser having a maximum output power of 2.5 mW, or it can be a higher-powered laser with a drive circuit that lowers the maximum output power to a safe level based on the range of the hostile target from the laser. In certain embodiments, the disclosed non-lethal dazzling device can be coupled to the bridge of a binocular device.
    Type: Grant
    Filed: July 20, 2021
    Date of Patent: October 11, 2022
    Inventor: Daniel Poplawski
  • Patent number: 11468801
    Abstract: A display device includes a display panel; a back cover disposed on a rear surface of the display panel to support the display panel; a roller disposed on a rear surface of the back cover, wherein the display panel and the back cover are wound around or unwound from the roller; a support bar disposed on a front surface of the display panel and fastened to the display panel and the back cover through fastening means; and at least one anti-shift means disposed on the rear surface of the back cover and fastened to a fastening groove of the roller when the display panel and the back cover are wound around the roller. Accordingly, it is possible to prevent cracks in the pad area and damages to the flexible film, thereby solving the issues of driving failure and reliability of the display panel.
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: October 11, 2022
    Assignee: LG DISPLAY CO., LTD.
    Inventor: Yeonjun Oh
  • Patent number: 11462704
    Abstract: A light-emitting element whose degree of deterioration with driving time is improved and of which emission colors are easily controlled. A light-emitting emitting element having a first electrode, a second electrode, and a layer containing an organic compound located between the first electrode and the second electrode, in which the layer containing the organic compound at least has, from the second electrode side, a light-emitting layer in which a first layer, a second layer, and a third layer are stacked, and a hole-transporting layer provided in contact with the third layer; the first layer contains a first organic compound and a second organic compound; the second layer contains a third organic compound and a fourth organic compound; and the third layer contains the first organic compound and a fifth organic compound.
    Type: Grant
    Filed: August 25, 2021
    Date of Patent: October 4, 2022
    Inventor: Takahiro Ushikubo
  • Patent number: 11454364
    Abstract: Disclosed are a lamp for an automobile and an automobile including the lamp. According to one aspect of the present disclosure, provided is a lamp for an automobile, the lamp including: a circuit board; a plurality of light sources provided on a top surface of the circuit board; an optical resin layer provided on the top surface of the circuit board and configured to cover the plurality of light sources; and a fluorescent material layer provided in close contact with a top surface of the optical resin layer. The fluorescent material layer includes: a resin matrix; and fluorescent materials dispersed within the resin matrix.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: September 27, 2022
    Assignee: HYUNDAI MOBIS CO., LTD.
    Inventors: Seok Ho Jeong, Gil Won Han
  • Patent number: 11454763
    Abstract: A light source assembly having N outputs, the assembly including: a light source arrangement arranged for supplying light to M inputs, where M an N independently of each other are integers and where M?2 and M?N; at least one optical couplers, each having at least one input arm and a plurality of output arms; and an integer number, P, of mode scramblers. The light source arrangement may include a broadband light source and a multimode coupler configured for receiving one or more light beams from the light source arrangement, wherein the one or more light beams being derived from the broadband light source and wherein a mode scrambler is arranged for mode scrambling one of said light beams before it enters the multimode coupler.
    Type: Grant
    Filed: April 19, 2021
    Date of Patent: September 27, 2022
    Assignee: NKT PHOTONICS A/S
    Inventors: Thomas Feuchter, Irnis Kubat, Timur Iskhakov
  • Patent number: 11450832
    Abstract: A window member includes: a main surface; a first surface adjacent to a first side of the main surface in a first direction; a second surface adjacent to the first surface in the first direction; a third surface adjacent to a second side crossing the first side of the main surface in a second direction crossing the first direction; a fourth surface adjacent to the third surface in the second direction; and a first edge surface adjacent to the first surface and the third surface, wherein the main surface and a flat surface portion of the second surface form a first angle of 60 degrees or more and 120 degrees or less, and wherein the main surface and a flat surface portion of the fourth surface form a second angle of 60 degrees or more and 120 degrees or less.
    Type: Grant
    Filed: March 22, 2020
    Date of Patent: September 20, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jungkyu Lee, Seung-Hwan Cho, Jonghyeon Choi
  • Patent number: 11442349
    Abstract: A wavelength conversion element includes: a wavelength conversion layer that is formed with a plurality of pores and that is excited by light in a first wavelength band to generate light in a second wavelength band different from the light in the first wavelength band; a first bonding layer formed at a first surface of the wavelength conversion layer; a second bonding layer bonded to the first bonding layer; and a reflection member that is formed at the second bonding layer and that reflects the light in the first wavelength band or the light in the second wavelength band. The first surface of the wavelength conversion layer is formed with a recess. A part of the first bonding layer is formed at the recess. The second bonding layer is formed to cover the recess. The first bonding layer and the second bonding layer are plasma polymerized films.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: September 13, 2022
    Assignee: Seiko Epson Corporation
    Inventor: Tomohiro Yokoo
  • Patent number: 11436950
    Abstract: A stretchable display device according to embodiments of the present disclosure includes a plurality of first substrates in which a plurality of pixels are defined, the plurality of first substrates being spaced apart from each other; a plurality of second substrates disposed between first substrates adjacent to each other among the plurality of first substrates to connect the adjacent first substrates; a lower substrate on which a plurality of first areas, a plurality of second areas, and a plurality of third areas excluding the plurality of first areas and the plurality of second areas are defined, the plurality of first substrates being disposed in the plurality of first areas, and the plurality of second substrates being disposed in the plurality of second areas; and a plurality of align keys disposed in a portion of the plurality of third areas and formed of an elastic material.
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: September 6, 2022
    Assignee: LG Display Co., Ltd.
    Inventors: Kihan Kim, Hyokang Lee
  • Patent number: 11434421
    Abstract: A phosphor which has a main crystal phase having the same crystal structure as that of CaAlSiN3, wherein the phosphor satisfies conditions of a span value (d90?d10)/d50 of 1.70 or less and a d50 of 10.0 ?m or less, as represented with d10, d50, and d90 on a volume frequency measured according to a laser diffraction method; wherein the d10, d50, and d90 on a volume frequency in a particle distribution measured are each a measured by loading 0.5 g of a phosphor into 100 ml of a solution of 0.05% by weight of sodium hexametaphosphate mixed in ion exchange water, and subjecting the resultant to a dispersing treatment for 3 minutes with an ultrasonic homogenizer at an oscillation frequency of 19.5±1 kHz, a chip size of 20?, and an amplitude of vibration of 32±2 ?m, with a chip placed at a central portion.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: September 6, 2022
    Assignee: DENKA COMPANY LIMITED
    Inventors: Kazuya Sugita, Yusuke Takeda, Keita Kobayashi, Akihisa Kajiyama
  • Patent number: 11435059
    Abstract: A wavelength conversion member converts a wavelength of laser light. The wavelength conversion member includes a substrate having reflectivity with respect to the laser light, and a phosphor layer including a phosphor for converting the laser light into light having a longer wavelength than that of the laser light, the phosphor layer being on the substrate. The phosphor layer includes a plurality of concave parts, each having a depth of 50% or more and 80% or less with respect to a film thickness of the phosphor layer and an opening width of 50 ?m or more, on a surface of the phosphor layer, the surface irradiated with the laser light. A distance between adjacent concave parts of the plurality of concave parts is smaller than a spot diameter of the laser light to be emitted to the surface of the phosphor layer.
    Type: Grant
    Filed: September 11, 2019
    Date of Patent: September 6, 2022
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventor: Tatsuya Okuno