Patents Examined by Keith G Delahoussaye
  • Patent number: 11119590
    Abstract: An opto-electronic module includes a circuit board, a light-emitting assembly, a contact sheet, a light shielding structure, and an outer block. The circuit board has a surface and a groove on the surface. The light-emitting assembly includes a light guide plate and a light-emitting element set. The contact sheet is above the light guide plate. The light shielding structure is above the light guide plate or below the contact sheet. The light shielding structure has an opening. The opening corresponds to a microstructure. The outer block is at an outer periphery of the light guide plate, there is a gap between the outer block and the light guide plate, and the outer block is between the contact sheet and the circuit board. One end of the groove is in communication with the gap, and the other end of the groove is in communication with the environment outside the opto-electronic module.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: September 14, 2021
    Assignee: CHICONY POWER TECHNOLOGY CO., LTD.
    Inventors: Hsuan-Wei Ho, Yueh-Heng Lee
  • Patent number: 11112555
    Abstract: A light-emitting module includes a plurality of light guide plates, each of the plurality of light guide plates including a first surface, a side surface, and a second surface opposite to the first surface, the plurality of light guide plates being separated by a gap between the side surfaces; and n light-emitting devices (n being a natural number of 2 or more) provided at the second surface side of the light guide plate for each of the plurality of light guide plates. The n light-emitting devices are disposed respectively in n regions into which the light guide plate is subdivided when viewed from the first surface side. A light-emitting device of the plurality of light guide plates disposed in a region of the n regions adjacent to the gap is shifted toward the gap from a center of the region adjacent to the gap.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: September 7, 2021
    Assignee: NICHIA CORPORATION
    Inventor: Keiji Emura
  • Patent number: 11067741
    Abstract: An illuminated touch device includes a circuit board, a backlight module, and a cover plate. The backlight module includes a light guide plate, a light source assembly, and a light-shielding bar. The light guide plate includes a first plate body and a second plate body fitted with each other. The first plate body has a plurality of first microstructures, and the second plate body has a plurality of second microstructures. The light-shielding bar is at an outer periphery of the light guide plate and extends at an intersection between the first plate body and the second plate body, for blocking penetration of light between the first plate body and the second plate body. The cover plate includes first transparent regions and second transparent regions respectively corresponding to the first microstructures and the second microstructures.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: July 20, 2021
    Assignee: CHICONY POWER TECHNOLOGY CO., LTD.
    Inventors: Hsuan-Wei Ho, Chun-Ming Huang
  • Patent number: 11047549
    Abstract: A light-emitting device includes an optical member including first and second light emitting elements, first and second light condenser portions, and a light guide portion. The first light condenser portion is disposed at a position corresponding to the first light-emitting element, and condenses a portion of light emitted from the first light-emitting element. The second light condenser portion surrounds the first light condenser portion, and condenses a portion of the light that is not incident to the first light condenser portion among the light emitted from the first light-emitting element. The light guide portion is disposed at a periphery of the second light condenser portion and at a position corresponding to the second light-emitting element, and guides light emitted from the second light-emitting element by causing total reflection in an interior of the light guide portion.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: June 29, 2021
    Assignee: NICHIA CORPORATION
    Inventors: Kohei Shima, Yohei Kawano, Akira Asano
  • Patent number: 11041987
    Abstract: Disclosed is a backlight unit. The disclosed backlight unit comprises: a light guide plate; and a light source module configured to emit light to a light incident surface formed on at least one side of the light guide plate, wherein the light source module comprises: a printed circuit board; and a connector connected to multiple light sources arranged on the printed circuit board and to the printed circuit board, so as to transfer electric power thereto, and the connector may comprise a gap-retaining member arranged between the printed circuit board and the light guide plate, so that the light sources and the light incident surface are spaced apart from each other by a predetermined optical distance.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: June 22, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong-sung Yoo, Dae-young Kim, Hyung-ki Kim, Kil-hong Lee, Duk-jin Jeon, Tae-hee Jeon
  • Patent number: 11034288
    Abstract: An illumination and image acquisition unit for movable mounting on a vehicle body includes a movable section having an image acquisition section with at least one camera, a lighting member having at least one light source and an end section, the at least one light source being a component of a side boundary light, an ambient lighting, a signal or warning light, a flasher, a camper light, a laser display, a logo lamp, a floor light, or a projector. A motor vehicle includes such a lighting and imaging unit.
    Type: Grant
    Filed: May 7, 2018
    Date of Patent: June 15, 2021
    Assignee: SMR Patents S,á. r.l.
    Inventors: Andreas Herrmann, Stefanie Göttlicher, Alf Liesener
  • Patent number: 11000169
    Abstract: A robotic cleaner may include a body and an illuminator assembly. At least a portion of the illuminator assembly may be disposed within the body. The illuminator assembly may include an illuminator optic configured to emit light from an illumination surface and an illumination guide configured to direct light into the illuminator optic. The illumination guide may have a cavity. The cavity may include a reflecting surface and a directing surface, the reflecting surface being positioned opposite the directing surface.
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: May 11, 2021
    Assignee: SharkNinja Operating LLC
    Inventors: Catriona C. A. Sutter, Melinda L. Liggett, Isaku D. Kamada, Emily Pearce
  • Patent number: 11002444
    Abstract: A light bulb apparatus has a bulb shell, LED modules, a light source plate, an inner tube and an outer cup. The light source plate has a substrate plate. The substrate plate and the inner tube are made of heat dissipation material like metal material. There is a pressing portion of a lateral side of the substrate plate pressing against an inner side of the inner tube part and there is a spacing portion of the lateral side of the substrate plate not engaging the inner side of the inner tube. The outer cup part has top part and a bottom part. The inner cup is placed inside the top part of the outer cup and pressing against the outer cup.
    Type: Grant
    Filed: November 29, 2019
    Date of Patent: May 11, 2021
    Assignee: XIAMEN ECO LIGHTING CO. LTD.
    Inventors: Maojin Zeng, Qiyuan Wang, Liangliang Cao, Yongjun Bao, Wenchang Huang, Liping Lin, Yunnan Lin, Bin Liu, Huiwu Chen, Liu Wei
  • Patent number: 10986887
    Abstract: A detachable illuminating accessory for use in a mask or costume, and the associated mask or costume, in which the detachable illuminating accessory includes a top housing and a base housing, defining a cavity therebetween for one or more lighting elements and power elements providing to the lighting elements whereby the base housing includes a reversible attachment element for securing and releasing the accessory to a mask or costume, the top housing and the base housing reversibly contacting together to permit selective electrical connection between the one or more lighting elements and the one or more power elements and to provide activation of the one or more lighting elements or deactivation.
    Type: Grant
    Filed: November 13, 2019
    Date of Patent: April 27, 2021
    Assignee: Rubies II, LLC
    Inventor: Brian Kubasco
  • Patent number: 10989962
    Abstract: A multiview backlight and a multiview display employ a microlens to adjust directional light beams to have directions corresponding to respective different view directions of the multiview display. The multiview backlight includes a light guide configured to guide light as guided light, a multibeam element configured to scatter from the light guide a portion of the guided light as a plurality of directional light beams, and the microlens configured to adjust directions of the directional light beams. The multiview display further includes a multiview pixel configured to modulate the plurality of directional light beams and provide a plurality of different views of the multiview display, the microlens being between the multibeam element and the multiview pixel.
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: April 27, 2021
    Assignee: LEIA INC.
    Inventors: Ming Ma, David A. Fattal, Francesco Aieta
  • Patent number: 10982835
    Abstract: A light-emitting device includes a concentrator, a first tubular body surrounding the concentrator, one or more first light-emitting elements disposed at a position corresponding to the concentrator, and a plurality of second light-emitting elements. The first tubular body is transparent. The first tubular body has a plurality of recesses formed in an end portion of the first tubular body. Portions of the first tubular body between the recesses form light guide portions. The plurality of second light-emitting elements are disposed at positions corresponding to a plurality of the light guide portions.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: April 20, 2021
    Assignee: NICHIA CORPORATION
    Inventors: Kohei Shima, Yohei Kawano
  • Patent number: 10976024
    Abstract: A light source device according to the present disclosure includes a light source unit, a collimator, a first step mirror, a second step mirror, a condenser lens, and an optical fiber. The first step mirror reduces a plurality of parallel beams in a row direction by narrowing a column interval between the plurality of parallel beams. The second step mirror reduces the plurality of parallel beams in the column direction by narrowing a row interval between the plurality of parallel beams. The number of steps of the first step mirror and the number of steps of the second step mirror are different from each other, and a width of each of the plurality of mirror surfaces of the first step mirror and a width of each of the plurality of mirror surfaces of the second step mirror are different from each other.
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: April 13, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Shigeyuki Mori, Masahiro Mori
  • Patent number: 10969080
    Abstract: A multifunction lamp unit for a vehicle includes a housing, at least one light pipe together with at least one light source disposed at least partially within the housing, and a clear lens substantially enclosing the housing, the at least one light pipe and the at least one light source, the lens having an inner surface, an outer surface disposed opposite the inner surface and at least one of a continuous transparent and translucent coating on the outer surface.
    Type: Grant
    Filed: September 16, 2019
    Date of Patent: April 6, 2021
    Assignee: SMR Patent S.à.r.l.
    Inventors: James Nicholson, Shane Koehne, Scott Edwards, Simon Belcher, Jacob Messenger, Mathew Chapman-Winter, Gary Dekievit, Simon Field, Sam Thoday, Dean Caruso, Bill Frank, Raimund Negel, Arne Schmierer, Daniel Fritz, Andreas Herrmann, Eugen Meier, Oliver Schmidt, Volker Erhart, David Chamberlain, Andrew Brian Little, Eugene Schmirin, Drew Raymond Evans, Colin James Hall, Kamil Zuber
  • Patent number: 10969626
    Abstract: A liquid crystal display device with high visibility and a backlight device for implementing the liquid crystal display device are provided. A backlight device (100) for irradiating light to a back surface of a liquid crystal panel (19) in a liquid crystal display device 101 includes: light sources (45); a substrate (51); and a plate-like optical member (29) through which a part of light emitted by the light sources (45) is transmitted. The optical member (29) includes: first region (A11) and two or more second regions (A21), wherein in the first region (A11), the light transmittance increases as separating from a mounting position of one light source (45), and in the second regions (A21), the light transmittance increases as approaching an outer peripheral portion from a central portion of the optical member (29) in a predetermined direction in places in contact with another adjacent second region (A21).
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: April 6, 2021
    Assignee: FUNAI ELECTRIC CO., LTD.
    Inventor: Tatsuya Ito
  • Patent number: 10962201
    Abstract: A luminaire includes a lightguide panel that is configured to receive light from a light source through an edge thereof and emit light through major surfaces thereof. Further, the luminaire includes an electrochromic film that is disposed on one of the major surfaces of the lightguide panel to adjust an amount of light exiting through the one major surface by controlling an opacity of the electrochromic film. The opacity of the electrochromic film is controlled by controlling an electrical power supplied thereto. In another example, the electrochromic film is disposed on a major surface of a lens that is disposed below and spaced apart from a light source that emits light in a first direction. The opacity of the electrochromic film is controlled by controlling the electrical power supplied thereto to adjust an amount of light that is reflected by the lens to a second direction.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: March 30, 2021
    Assignee: SIGNIFY HOLDING B.V.
    Inventors: Westly Hetrick, William E. Getzinger, Chris M. Clary, Alexander James Ross, Melisa Altamirano-Ruelas
  • Patent number: 10948645
    Abstract: In an embodiment, a display device comprises a display panel and a backlight unit. The backlight unit comprises a substrate, phosphor film, light-emitting devices, and light-modifying portion. A part of light emitted by the light-emitting devices traveling along a first path that passes through the phosphor film and another part of the emitted light traveling along a second path that bypasses the phosphor film. The light-modifying portion is in the second path and modifies a color of the other part of the emitted light so that the modified color is closer to a color of the part of the light through the phosphor film than a color of the emitted light at the light-emitting devices.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: March 16, 2021
    Assignee: LG Display Co., Ltd.
    Inventors: HyeokJoon Yoon, KiSeong Kim, SeungJu Gwon, Donghwi Kim
  • Patent number: 10948772
    Abstract: A multiview backlight and a multiview display employ a multibeam element configured to provide a tilted plurality of directional light beams having different principal angular directions corresponding to view directions of a plurality of view in a view zone. The multiview backlight includes a light guide configured to guide light as guided light and the multibeam element configured to couple out a portion of the guided light as the tilted plurality of directional light beams. A tilt angle of the tilted directional light beam plurality is provided by an offset of the multibeam element and a corresponding multiview pixel. The multiview display includes an array of multibeam elements and an array of multiview pixels.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: March 16, 2021
    Assignee: LEIA INC.
    Inventors: David A. Fattal, John Rayfield
  • Patent number: 10948177
    Abstract: A light emitting fire knife device includes a blade structure, a first planar light emitting component, a second planar light emitting component, a handle structure, and a first cylindrical light emitting component. The blade structure includes a first distal end and a second distal end opposite the first distal end. The first planar light emitting component is disposed on a first planar surface of the blade structure and the second planar light emitting component is disposed on a second planar surface of the blade structure, where the second planar surface is opposite the first planar surface. The handle structure includes a third distal end and a fourth distal end opposite the third distal end, where the third distal end is configured to removably secure to the second distal end of the blade structure. The first cylindrical light emitting component is secured around the handle structure proximate the fourth distal end of the handle structure.
    Type: Grant
    Filed: December 26, 2019
    Date of Patent: March 16, 2021
    Inventors: Amber Mowry, Dace Mowry
  • Patent number: 10948140
    Abstract: The present invention relates to an LED strip, comprising a plurality of LEDs mounted on a LED mounting surface of a flat, flexible substrate, wherein said LED mounting surface is light reflective, wherein said flexible substrate is shaped to form at least one conical structure, and wherein a subset of said plurality of LEDs is located inside at least one of the at least one conical structure.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: March 16, 2021
    Assignee: SIGNIFY HOLDING B.V.
    Inventors: Rifat Ata Mustafa Hikmet, Ties Van Bommel
  • Patent number: 10928564
    Abstract: A directional backlight, backlit display and method of directional backlight operation employ diffraction grating to provide emitted light collectively scattered out by diffraction gratings having a uniform intensity and angular spread. The directional backlight includes a light guide configured to guide plurality of guided light beams and a light source configured to provide the guided light beam plurality having the different radial directions. The directional backlight further includes an array of diffraction gratings configured to configured to scatter out a portion of a guided light beam of the guided light beam plurality as emitted light having an intensity and an angular spread that is uniform across the light guide surface. The backlit display further includes an array of light valves configured to modulate the emitted light to provide a displayed image.
    Type: Grant
    Filed: September 6, 2019
    Date of Patent: February 23, 2021
    Assignee: LEIA INC.
    Inventor: David A. Fattal