Patents Examined by Zachary J Snyder
  • Patent number: 10539734
    Abstract: A directional backlight unit is provided, including a light guide plate, a light source, and a grating that is formed on a light-emitting surface of the light guide plate. The grating is configured such that an intensity of one ray of light, of the light irradiated by the light source and diffracted and emitted by the grating, is greater than a sum of intensities of all other rays of light, of the light irradiated by the light source and diffracted and emitted by the grating.
    Type: Grant
    Filed: January 27, 2017
    Date of Patent: January 21, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dongsik Shim, Dongouk Kim, Hyunjoon Kim, Joonyong Park, Jihyun Bae, Bongsu Shin, Sunghoon Lee, Jaeseung Chung
  • Patent number: 10533715
    Abstract: The present application relates to a surgical light for illuminating an operating area, including a housing-like light body that accommodates at least a first and a second light unit and including a first power supply line that is electrically connected to the first light unit in order to feed electric current from a first voltage source to at least one light source of the first light unit, wherein the second light unit of the light body has at least one further light source and is connected to a second power supply line, that is separate from the first power supply line, by means of which second power supply line a second voltage source can be electrically connected to the second light unit.
    Type: Grant
    Filed: March 25, 2015
    Date of Patent: January 14, 2020
    Assignee: Karl Leibinger Medizintechik GmbH & Co.
    Inventor: Joachim Strölin
  • Patent number: 10527275
    Abstract: A lamp for lighting large, indoor and outdoor environments, comprising a LED light source supported by a LED-holder base interposed between a heat sink and a focusing lens. Said base features such configuration and characteristics as to provide, together with two retaining rings and a deformable core hitch, for a high degree of protection against penetration of solid bodies and liquids and for a high thermal dissipation towards the external environment.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: January 7, 2020
    Assignee: V.A.P. Stampi di Ciciano Bertocci
    Inventors: Francesco Bertocci, Marco Tani
  • Patent number: 10509156
    Abstract: The present invention discloses a light emitting device. The device may include a printed circuit board, a reflective layer formed on the printed circuit board, a light guide layer formed on the reflective layer, and one or more light sources provided on one or more sides of the light guide layer to allow light to enter the light guide layer from the one or more sides, wherein the light guide layer may be bent with one or more curves, and wherein one surface of the light guide layer may be formed with a plurality of microstructures so as to achieve the best lighting effect and to increase luminance uniformity.
    Type: Grant
    Filed: May 5, 2017
    Date of Patent: December 17, 2019
    Assignee: Excellence Optoelectronics Inc.
    Inventors: Yu-Chu Chen, Ching-Tan Yu, Pin-Chu Chen, Sheng-Hua Yang
  • Patent number: 10508793
    Abstract: An artificial skylight generally includes at least one light source, at least one first collimator, a prism sheet, and at least one transmissive material. The at least one first collimator is configured to collimate light from the at least one light source. The prism sheet is disposed adjacent to the at least one first collimator and is configured to reflect and refract collimated light received from the at least one first collimator. The at least one transmissive material is disposed adjacent to the prism sheet and is configured to radiate light diffusely.
    Type: Grant
    Filed: September 8, 2016
    Date of Patent: December 17, 2019
    Assignee: INNERSCENE, INC.
    Inventors: Sean Flynn, Jonathan Clark
  • Patent number: 10501008
    Abstract: A rear liftgate window assembly for a vehicle includes a glass window panel configured to be pivotally mounted at a rear portion of a vehicle so as to be pivotable between a closed position and an opened position. A lighting device is disposed at an inner surface of the glass window panel and includes (i) at least one light source adhesively attached at the inner surface of the glass window panel, (ii) electrical connectors disposed at the inner surface of the glass window panel, and (iii) electrically conductive traces established at the inner surface of the glass window panel between the light sources and the electrical connectors. The electrical connectors are configured to electrically connect to a power source of the vehicle when the rear liftgate window assembly is mounted at the vehicle.
    Type: Grant
    Filed: February 9, 2017
    Date of Patent: December 10, 2019
    Assignee: MAGNA MIRRORS OF AMERICA, INC.
    Inventor: Darin J. Snider
  • Patent number: 10495289
    Abstract: A light fixture includes a heat dissipating structure, an electronics assembly, and a bolt for attaching the heat dissipating structure to an external panel. The heat dissipating structure includes a first side having multiple outwardly extending projection regions and a socket, for receiving a light source, is formed in an apex of each projection region. A second side of the heat dissipating structure includes a heat sink formed in an internal cavity of each projection region. The heat sink includes fins in contact with and radially arranged about an outer surface of the socket. The electronics assembly is located at the first side of the heat dissipating structure. The bolt includes a passage through which wiring from an external source is routed to the electronics assembly. The electronics assembly includes wires routed through channels in each of the projection regions that electrically interconnect the light sources to the electronics assembly.
    Type: Grant
    Filed: February 24, 2019
    Date of Patent: December 3, 2019
    Inventor: Daniel S. Spiro
  • Patent number: 10480735
    Abstract: A magnetic levitation imitation flame device includes a mounting base, a flame member, a positioning bracket, a first magnet, and a second magnet. The positioning bracket is fixed in the mounting base. The first magnet is disposed on the flame member. The flame member is disposed on the positioning bracket and protrudes outwards from the mounting base. The second magnet is fixed at a lower end of the positioning bracket. The first magnet and the second magnet are arranged up and down. Magnetic poles thereof facing each other have same polarity so that the flame member is levitated relative to the positioning bracket under a repulsive force of the first magnet and the second magnet. Thus, the flame member swings with big angle, naturally and realistically, and saves electric energy. In addition, an imitation flame lamp is also provided.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: November 19, 2019
    Inventors: Wei Hu, Chao Li
  • Patent number: 10473280
    Abstract: A lighting fixture includes a first housing portion and a second housing portion. The first housing portion includes a base and a wall extending outwardly from substantially the perimeter of the base. A top portion of the wall includes one or more hinges extending outwardly therefrom. The second housing portion includes a front panel and a side panel extending outwardly from substantially the perimeter of the front panel. A top portion of the front panel includes at least one slot. The second housing is coupled to the first housing in an open position when the hinge is inserted into the slot and the front panel is disposed elevationally above the base. The second housing is coupled to the first housing in an operational position when the hinge is inserted into the slot and the front panel covers the base.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: November 12, 2019
    Assignee: Eaton Intelligent Power Limited
    Inventors: Chad Stuart Newton, Christopher Michael Bryant
  • Patent number: 10465880
    Abstract: A downlight fixture is disclosed, and includes a lens defining at least one lens opening, a reflector, and a housing. The reflector defines at least one first retaining feature and at least one second retaining feature. The at least one lens opening is shaped to receive a corresponding first reflector retaining feature to interlock the lens and the reflector with one another. The housing defines at least one housing opening shaped to receive a corresponding second retaining feature to interlock the housing and the reflector with one another. The lens, the reflector, and the housing are each constructed of plastic.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: November 5, 2019
    Assignee: TECHNICAL CONSUMER PRODUCTS, INC.
    Inventor: George J. Uhler
  • Patent number: 10415803
    Abstract: A light fixture includes a heat dissipating structure, an electronics assembly, and a bolt for attaching the heat dissipating structure to an external panel. The heat dissipating structure includes a first side having multiple outwardly extending projection regions and a socket, for receiving a light source, is formed in an apex of each projection region. A second side of the heat dissipating structure includes a heat sink formed in an internal cavity of each projection region. The heat sink includes fins in contact with and radially arranged about an outer surface of the socket. The electronics assembly is located at the first side of the heat dissipating structure. The bolt includes a passage through which wiring from an external source is routed to the electronics assembly. The electronics assembly includes wires routed through channels in each of the projection regions that electrically interconnect the light sources to the electronics assembly.
    Type: Grant
    Filed: October 12, 2017
    Date of Patent: September 17, 2019
    Inventor: Daniel S. Spiro
  • Patent number: 10405388
    Abstract: A light device and method for producing an output light beam are disclosed. A light source assembly comprising a plurality of light sources is arranged at the first end of the light device and emits light towards the second end and parallel with the longitudinal axis of the device. The device also has a chamber for mixing light emitted from the light source assembly; and a concave reflecting optic for redirecting light exiting the chamber and emitted onto the optic. The redirected light forms an output light beam. The device also has driver circuitry for controlling drive currents to the plurality of light sources individually or in groups thereof to thereby variably control a divergence of the output light beam.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: September 3, 2019
    Assignee: LEDVANCE LLC
    Inventor: Anthony W. Catalano
  • Patent number: 10393954
    Abstract: A light guiding structure, a backlight source and a display device are provided. The light guiding structure includes a light guiding plate, wherein at least one side end surface of the light guiding plate is provided with a fixing mechanism configured to fix a light bar. In the above-described light guiding structure, since the fixing mechanism provided on the side end surface of the light guiding plate is fixed to the light bar, the light guiding plate is accurately aligned with the light bar. The operation difficulty of fixing the light guiding plate to the light bar by the fixing mechanism is reduced, thus, it is easy to achieve the accurate alignment between the light guiding plate and the light bar.
    Type: Grant
    Filed: August 11, 2016
    Date of Patent: August 27, 2019
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., HEFEI BOE DISPLAY LIGHTING CO., LTD.
    Inventor: Xiang Liu
  • Patent number: 10386559
    Abstract: A light emitting device (102, 202) comprising a light source (104) having a light exit surface, a wavelength converter (106) configured to convert light from a first wavelength to a second wavelength, said wavelength converter having a light exit surface (110) and a light entrance surface, a heat sink (100) and an optical coupling element (112), arranged in thermal connection with said heat sink (100) and said wavelength converter (106), wherein said optical coupling element (112) is selected to have a refractive index lower than a refractive index of said wavelength converter (106). The optical coupling element (112) will allow for an efficient heat transfer from the wavelength converter (106) to the heat sink (100) while avoiding loss of light from unwanted surfaces.
    Type: Grant
    Filed: March 20, 2014
    Date of Patent: August 20, 2019
    Assignee: SIGNIFY HOLDING B.V.
    Inventors: Rifat Ata Mustafa Hikmet, Dominique Maria Bruls, Ties Van Bommel, Dirk Kornelis Gerhardus De Boer
  • Patent number: 10388635
    Abstract: Solid state lighting (SSL) devices and methods of manufacturing such devices. One embodiment of an SSL device comprises a support and an emitter array having a plurality of SSL emitters carried by the support. The emitter array has a central region and a peripheral region outward from the central region. Individual SSL emitters in both the central and the peripheral regions have a primary emission direction along which an intensity of light from the SSL emitters is highest, and the primary emission direction of the SSL emitters in the central region is at least substantially the same direction as the primary emission direction of the SSL emitters in the peripheral region. Additionally, a first coverage area ratio of the SSL emitters in the central region is different than a second coverage area ratio of the SSL emitters in the peripheral region.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: August 20, 2019
    Assignee: Micron Technology, Inc.
    Inventor: Zhang Xin
  • Patent number: 10378712
    Abstract: A heatsink for an optical module for a motor vehicle (V), wherein the heatsink includes a bent plate, the plate includes a central part adapted to receive at least one light source of the optical module and including two edges common with two lateral parts, the two common edges forming bending axes of the plate; and the two lateral parts each forming an angle (?) with the central parts.
    Type: Grant
    Filed: August 4, 2016
    Date of Patent: August 13, 2019
    Assignee: Valeo Iluminacion
    Inventors: José Garcia Castilla, Vicente Vallejo Fernandez
  • Patent number: 10379400
    Abstract: Disclosed are an optical member and a backlight unit including the same, the optical member comprising: a lens including a first optical surface, a second optical surface facing the first optical surface, and a third optical surface interconnecting the first optical surface and second optical surface; and a cover which is disposed on the second optical surface and has a light transmittance of 5 to 30%.
    Type: Grant
    Filed: April 10, 2015
    Date of Patent: August 13, 2019
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Kyung Jin Kim
  • Patent number: 10371354
    Abstract: An embodiment of an illumination device comprising a broad band artificial light source and a non-liquid chromatic diffuser transparent to visible light comprising a dispersion of elements of nanometrical dimensions of a first material with of certain refractive index in a second material with different refractive index, wherein the light is scattered producing a separation and different distribution between cold and hot components of the light originally produced by the source, according to a scattering process in “Rayleigh” regime. The device allows illumination effects similar to those of natural outdoor environments to be reproduced in indoor environments.
    Type: Grant
    Filed: July 18, 2016
    Date of Patent: August 6, 2019
    Assignee: CoeLux S.r.l.
    Inventors: Paolo Di Trapani, Marta Cecilia Pigazzini
  • Patent number: 10337692
    Abstract: Described is a light engine comprised of an array of light engine modules which are compartmentalized to minimize light spill from one light engine module to other light engine modules.
    Type: Grant
    Filed: September 14, 2016
    Date of Patent: July 2, 2019
    Assignee: Robe Lighting s.r.o.
    Inventors: Pavel Jurik, Josef Valchar
  • Patent number: 10337685
    Abstract: Alighting device for a vehicle includes a light source for generating light, and a lighting panel having a light emitting side and a light reflecting side opposing the light emitting side. The lighting panel includes an optical fiber layer having a plurality of optical fibers each configured to emit the light along a length of the optical fiber. The plurality of optical fibers are arranged in a predetermined form such that the optical fiber layer has a first side facing the light emitting side of the lighting panel and a second side facing the light reflecting side of the lighting panel. A reflecting layer is provided on the second side of the optical fiber layer and is configured to reflect the light toward the first side of the optical fiber layer. At least one layer of the lighting panel is an aesthetic layer selected for aesthetic appeal and being visible from the light emitting side of the lighting panel in an unlit state.
    Type: Grant
    Filed: July 22, 2016
    Date of Patent: July 2, 2019
    Assignee: VALEO NORTH AMERICA, INC.
    Inventors: Kayla Greene, John Orisich, Brant Potter