Patents Examined by Ismael Negron
  • Projector light source including wavelength conversion member having porous ceramic substrate
    Patent number: 10557614
    Abstract: A wheel-shaped wavelength conversion member includes a first porous ceramic layer having a porosity of at least 20% by volume, a phosphor layer formed on a first principal surface of the first porous ceramic layer, a ceramic heat dissipation layer having a porosity of 20% or less by volume provided on a second principal surface of the first porous ceramic layer opposite the first principal surface, and a second porous ceramic layer having a porosity of at least 20% by volume provided on a surface of the heat dissipation layer opposite the first porous ceramic layer.
    Type: Grant
    Filed: January 22, 2016
    Date of Patent: February 11, 2020
    Assignee: NIPPON ELECTRIC GLASS CO., LTD.
    Inventor: Tadahito Furuyama
  • Illuminated shelf system with electrical supply rails affixed to wall panel
    Patent number: 10537191
    Abstract: A shelf system includes first and second support rails, a wall panel disposed between the first and second support rails, first and second electrical supply rails disposed within a front surface of the wall panel and electrically insulated from the first and second support rails, a power supply electrically connected to the first and second supply rails, and at least one LED light fixture mounted on the first and second support rails, such that the light fixture is electrically connected with the first and second electrical supply rails to provide electrical current from the power source.
    Type: Grant
    Filed: August 26, 2016
    Date of Patent: January 21, 2020
    Assignee: WALGREEN CO.
    Inventors: Gerald Ford, Paul McGivern
  • Color wheel with color correction and heat dissipation structures
    Patent number: 10539298
    Abstract: A color wheel includes a phosphor wheel, a color correction wheel, a rotation shaft, and a metal piece fixed on the rotation shaft, and the phosphor wheel and the color correction wheel are fixed together with the metal piece, such that they both contact the metal piece and heat generated by the phosphor wheel can be quickly transmitted to the metal piece and the color correction wheel and emitted into the air to cool the phosphor wheel.
    Type: Grant
    Filed: January 28, 2016
    Date of Patent: January 21, 2020
    Assignee: APPOTRONICS CORPORATION LIMITED
    Inventors: Fei Hu, Jiayi Yang
  • Display apparatus with light source module having light turning film with micro structures with different heights
    Patent number: 10488575
    Abstract: A light turning film includes a light incident surface with first and second pluralities of first optical microstructures and a plurality of second optical microstructures; and a light emitting surface opposite to the light incident surface. The first optical microstructures and the second optical microstructures protrude outward from the light turning film, such that the height of one of the first and second optical structures is equal to or less than two thirds of the height of the other one of the first and second optical structures. The light turning film might be included in a light source module for a display apparatus.
    Type: Grant
    Filed: January 11, 2017
    Date of Patent: November 26, 2019
    Assignee: Nano Precision Taiwan Limited
    Inventors: Ming-Dah Liu, Chao-Hung Weng
  • Lighting system with modular heat management apparatus
    Patent number: 10488021
    Abstract: A lighting system including a plurality of lighting elements; a housing with a top surface having an interface portion and an inner surface portion supporting the lighting element; a heat sink mounted onto the interface portion and configured to dissipate heat generated by the lighting elements; and a fixing element configured to secure the heat sink to the interface portion.
    Type: Grant
    Filed: December 22, 2015
    Date of Patent: November 26, 2019
    Assignee: CURRENT LIGHTING SOLUTIONS, LLC
    Inventors: Tamas Panyik, Zoltan Janki, Balazs Nagy
  • Aircraft window sidewall panel illumination systems and methods
    Patent number: 10486589
    Abstract: An illuminating system includes a lighting assembly with at least one light emitting diode, a window provided in a sidewall panel of a vehicle cabin, at least one light transmissive panel with indicia, and a control unit for controlling operation of the lighting assembly. The lighting assembly mounted proximate a side of window in the sidewall panel and configured to emit light onto the sidewall panel and/or the indicia.
    Type: Grant
    Filed: February 13, 2018
    Date of Patent: November 26, 2019
    Assignee: The Boeing Company
    Inventor: Sunghoon Lee
  • Lamp with variable-beam output by discretely activating LED light sources
    Patent number: 10485066
    Abstract: Lamp including an array of LEDs disposed at or near the focus of a reflecting optic having multiple segments with different aiming angles (i.e. the angle corresponding to a reflected beam output direction), and a driver circuit for discretely activating some of the LEDs in the array. The angular distribution of the output light beam (e.g., the beam divergence) is adjusted by selectively changing the currents supplied to the LEDs.
    Type: Grant
    Filed: July 9, 2014
    Date of Patent: November 19, 2019
    Assignee: LEDVANCE LLC
    Inventor: Anthony W. Catalano
  • Illuminated vehicle cup holder with grating film
    Patent number: 10479270
    Abstract: A vehicle cup holder includes a console substrate defining a well for receiving cup; a light source provided within a lamp cavity positioned below the well; a film provided between the well and the lamp cavity, such film defining a grating for projecting a desired image when illuminated by the light source.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: November 19, 2019
    Assignee: Ford Global Technologies, LLC
    Inventors: Stuart C. Salter, Linsheng Chen, Paul Kenneth Dellock
  • Lighting device with plurality of stacked luminescent concentrators
    Patent number: 10473275
    Abstract: Lighting device includes a first concentrator with a first luminescent material, a second concentrator with a second luminescent material having an absorption band overlapping with the emission band of the first luminescent material, and a plurality of light sources arranged to project light into a first input surface of the first concentrator to be converted at least partially into a first converted light by the first luminescent material and outputted from a first output surface of the first luminescent concentrator. The second concentrator arranged parallel to the first concentrator such that light from the light sources that leaks from a side surface of the first concentrator is received by the second concentrator and converted by the second luminescent material and outputted from a second exit surface of the second concentrator. The first and second concentrators having different lengths.
    Type: Grant
    Filed: December 6, 2016
    Date of Patent: November 12, 2019
    Assignee: SIGNIFY HOLDING B.V.
    Inventors: Martinus Petrus Joseph Peeters, Rémy Cyrille Broersma
  • Vehicular light assemblies with LED-excited photoluminescent lightguide
    Patent number: 10465879
    Abstract: A dome light assembly that includes a light-producing element comprising a polymeric film between two glass substrates, a reflective surface facing an interior, and a plurality of edges; and a controller configured to direct LED sources to (a) excite photoluminescent structures within the element to transmit decorative light patterns, and (b) transmit functional light patterns, into the interior. Further, the sources are configured to direct incident light into the edges.
    Type: Grant
    Filed: March 27, 2017
    Date of Patent: November 5, 2019
    Assignee: Ford Global Technologies, LLC
    Inventors: Stuart C. Salter, Paul Kenneth Dellock, Chester Stanislaus Walawender, Aaron Bradley Johnson
  • LED light assembly with transparent substrate having array of lenses for projecting light to illuminate an area
    Patent number: 10460634
    Abstract: A light assembly includes a thermally conductive support structure, a plurality of light emitting diodes (LEDs) attached to a circuit board and thermally coupled to a heat sink and a single transparent substrate with a corresponding plurality of optical elements over the LEDs. Each of the optical elements include a first portion configured to direct light in a second direction, a second portion configured to direct light in a second lateral direction, and a third portion configured to direct light in a third direction.
    Type: Grant
    Filed: January 7, 2019
    Date of Patent: October 29, 2019
    Assignee: Ultravision Technologies, LLC
    Inventors: David Siucheong Auyeung, William Y Hall, Simon Magarill
  • Polygonally-shaped reflection member having inclined vertex portions for reflecting light from a light source
    Patent number: 10458622
    Abstract: A reflection member includes at least one polygonal cell having a polygonally-shaped center bottom part in which a light source is disposed, vertex-part inclined surfaces provided so as to correspond to the respective vertexes of the polygonal shape, and side-part inclined surfaces provided between the corresponding vertex-part inclined surfaces, such that an inclination angle ? of at least a part of the vertex-part inclined surfaces to the center bottom part is larger than an inclination angle ? of the side-part inclined surfaces to the center bottom part.
    Type: Grant
    Filed: October 20, 2015
    Date of Patent: October 29, 2019
    Assignee: Enplas Corporation
    Inventor: Kakeru Nakamura
  • Plastic LED fixture housing with outer frame
    Patent number: 10443820
    Abstract: An apparatus including a polymeric housing to enclose electrical and optical components of a lighting fixture; and an outer frame affixed to the housing, the outer frame including a coupler to mechanically attach the apparatus to another device.
    Type: Grant
    Filed: November 6, 2015
    Date of Patent: October 15, 2019
    Assignee: CURRENT LIGHTING SOLUTIONS, LLC
    Inventors: Akos Peter, Krisztian Novak
  • Aluminum high bay light fixture having plurality of housings dissipating heat from light emitting elements
    Patent number: 10436432
    Abstract: Aluminum high bay lighting fixtures a primary housing; at least one secondary housing partially surrounding a primary housing; a plurality of light emitting elements in thermal contact with the primary housing; a heat spreader plate in thermal contact with the light emitting elements and the primary and secondary housings. At least one of the primary and secondary housings include openings to help dissipate heat from the light source and/or allow at least some of the light from the light emitting elements to be outputted in a direction opposite the main light emitting direction. The shortest distance from a distal end of the primary housing to the light sources is greater than the shortest distance from a distal end of the secondary housing to the light sources.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: October 8, 2019
    Assignee: CREE, INC.
    Inventors: Antony Paul Van de Ven, Wai Kwan Chan, Gauss Ho Ching So, Chin Wah Ho
  • Control device having buttons with backlit indicia
    Patent number: 10424233
    Abstract: A control device includes at least one button, a veneer secured to an outer surface of the button, and at least one light source configured to backlight the button. The veneer includes indicia defining an open portion exposing a portion of a body of a respective button, a floating portion, and at least one rib that suspends the floating portion. The rib has an upper surface recessed relative to a front surface of the veneer, and opposed sides extending from a base of the rib to the upper surface. The opposed sides are tapered between the base and the upper surface, such that the upper surface is narrower than the base.
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: September 24, 2019
    Assignee: Lutron Technology Company LLC
    Inventors: Chris Dimberg, Kevin J. Heimann, Brad M. Kreschollek, Matthew P. McDonald
  • Luminescence concentrator
    Patent number: 10422942
    Abstract: An illumination device in dudes a luminescent concentrator with a waveguide having a radiation converter element distributed in the waveguide, and a solid state light source configured to irradiate a radiation input face of the waveguide. The radiation converter element is configured to absorb at least part of the light source radiation and to convert into radiation converter element radiation, wherein the concentration of the converter element in the waveguide is at least three times higher than necessary to absorb 98% of the light source radiation over the width of the waveguide.
    Type: Grant
    Filed: June 1, 2015
    Date of Patent: September 24, 2019
    Assignee: SIGNIFY HOLDING B.V.
    Inventor: Martinus Petrus Joseph Peeters
  • Lighting device with divergent reflection surfaces between excitation light sources and fluorescent plate
    Patent number: 10422489
    Abstract: An illumination device includes a plurality of excitation light sources; a fluorescent plate for receiving the excitation light and emitting fluorescent light; and an optical system for causing excitation light from each of the plurality of excitation light sources to be incident on the fluorescent plate, the optical system includes a plurality of reflection surfaces for redirecting the output from the respective excitation light sources into a divergent light pattern.
    Type: Grant
    Filed: September 8, 2016
    Date of Patent: September 24, 2019
    Assignee: Ushio Denki Kabushiki Kaisha
    Inventors: Masaki Inoue, Osamu Osawa
  • Method of manufacturing light distribution member with shielded individual transmissive pieces and light-shielding frame, method of manufacturing light emitting device having light distribution member, light distribution member, and light emitting device
    Patent number: 10415795
    Abstract: A light distribution member includes a body and a light-shielding frame. The body includes a plurality of transmissive pieces and a plurality of light shield parts each interposed between adjacent ones of the transmissive pieces. Each of the transmissive pieces is made of a phosphor or made of a sinter of a phosphor and a binder composed of an inorganic substance. The light-shielding frame is provided so as to surround an outer edge periphery of the body. The light-shielding frame is made of a ceramic. The light distribution member contains substantially no organic substance inside the light-shielding frame.
    Type: Grant
    Filed: May 12, 2016
    Date of Patent: September 17, 2019
    Assignee: NICHIA CORPORATION
    Inventors: Dai Wakamatsu, Masatsugu Ichikawa, Masahiko Sano
  • Elongated solid state light source holder for retrofitting luminaires with tombstone sockets
    Patent number: 10415773
    Abstract: A retrofit system includes an elongated holder having a solid state light engine, a cavity configured to receive a power supply for the light engine, and a receptacle configured to receive a tombstone socket of an existing luminaire, such that the light engine is positioned and aligned substantially in the same place as a fluorescent lamp being replaced by the retrofit system within the luminaire.
    Type: Grant
    Filed: May 27, 2015
    Date of Patent: September 17, 2019
    Assignee: OSRAM SYLVANIA Inc.
    Inventors: Alex Oksengendler, Ty Vyn Rock
  • Lighting assembly with LEDs and four-part optical elements
    Patent number: 10410551
    Abstract: A lighting assembly includes a plurality of light emitting diodes (LEDs) and a plurality of optical elements, each proximate an associated one of the LEDs. Each optical element includes a first portion, a second portion which intersects with the first portion, a third portion extending beyond a region between the first portion and the second portion in a direction away from the associated LED, and a fourth portion positioned proximate the respective LED below the first, second and third portions. The first and second portions are shaped such that at least one surface normal to the first portion intersects with at least one surface normal to the second portion.
    Type: Grant
    Filed: June 19, 2017
    Date of Patent: September 10, 2019
    Assignee: Ultravision Technologies, LLC
    Inventors: David Siucheong Auyeung, William Y. Hall, Simon Magarill