Patents Examined by Vip Patel
  • Patent number: 10845528
    Abstract: Disclosed in an embodiment is a lighting device comprising: a light conversion module including one surface and the other surface; and a light source module disposed at a side surface of the light conversion module, wherein the light source module comprises a plurality of light emitting elements disposed so as to be spaced in a first direction, the first direction is a thickness direction of the light conversion module, and at least one among the plurality of light emitting elements is disposed higher than the one surface of the light conversion module in the first direction.
    Type: Grant
    Filed: November 3, 2017
    Date of Patent: November 24, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Eay Jin Lim, Dong Hyun Lee
  • Patent number: 10845020
    Abstract: To protect observer's eyes while forming a clear illumination pattern on a desired region to be illuminated. An illumination device includes a light source that emits coherent light, a collimating optical system that enlarges and collimates a beam diameter of the coherent light emitted from the light source, and a diffractive optical element that diffracts the coherent light collimated by the collimating optical system into a predetermined diffusion angle space. The diffractive optical element has a plurality of element diffractive optical portions and has a function to illuminate the region to be illuminated defined at a predetermined position and having predetermined size and shape to form the desired illumination pattern. Each of the plurality of element diffractive optical portions has a function to illuminate at least a part of the region to be illuminated, and diffractive characteristics of the element diffractive optical portions are different from each other.
    Type: Grant
    Filed: November 16, 2017
    Date of Patent: November 24, 2020
    Assignee: Dai Nippon Printing Co., Ltd.
    Inventors: Makio Kurashige, Shumpei Nishio
  • Patent number: 10837606
    Abstract: A filament includes a radiation-transmissive substrate, a plurality of LEDs, and a converter layer, wherein the substrate has an upper side and a lower side facing away from the upper side, the LEDs being arranged on the upper side of the substrate, the converter layer covers the LEDs, the upper side and the lower side of the substrate, and the converter layer has a first sublayer on the upper side and a second sublayer on the lower side, the converter layer is configured to obtain an improved radiation profile of the filament, along a lateral direction, the converter layer has a continuously varying vertical layer thickness, the lateral direction is a lateral longitudinal direction parallel to a main extension surface of the substrate, and the substrate has a length expanding along the lateral longitudinal direction that is greater than a width of the substrate along a lateral transverse direction.
    Type: Grant
    Filed: February 7, 2020
    Date of Patent: November 17, 2020
    Assignee: OSRAM OLED GmbH
    Inventors: Markus Hofmann, Thomas Schlereth, Michael Bestele
  • Patent number: 10837611
    Abstract: A downlight apparatus includes a main housing, a light module, a diffusion cover and a light guide. The main housing has a surrounding wall and a base part. The light module is attached to the base part for emitting a first light and a second light. The diffusion cover is fixed to a bottom end of the surrounding wall, for converting the second light to a peripheral light on an exterior surface of the diffusion cover. The light guide has a light entrance side facing to the base part for directing the first light through the light guide to escape at a light escape side of the light guide. The light escape side of the light guide is surrounded by diffusion cover.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: November 17, 2020
    Assignee: XIAMEN ECO LIGHTING CO. LTD.
    Inventors: Shouqiang Hou, Xiaoliang Wen, Maojin Zeng, Bin Yi
  • Patent number: 10831063
    Abstract: An illuminant assembly includes a substrate, blue-ray chips, red-ray chips, and a green fluorescent material layer. The blue-ray chips are disposed on the substrate. The red-ray chips are intertwined with the blue-ray chips on the substrate. The green fluorescent material layer covers at least surfaces of the blue-ray chips and the red-ray chips.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: November 10, 2020
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd.
    Inventor: Pengfei Yu
  • Patent number: 10830417
    Abstract: A wavelength converter according to an aspect of the present disclosure includes a wavelength conversion layer that converts excitation light in terms of wavelength to generate fluorescence, and a first reflection member that reflects the fluorescence and is so provided as to incline with respect to a light exiting surface which is a surface of the wavelength conversion layer and via which the fluorescence exits.
    Type: Grant
    Filed: August 7, 2019
    Date of Patent: November 10, 2020
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Osamu Arakawa
  • Patent number: 10830930
    Abstract: An antireflective infrared cut filter coating may be applied on transparent substrates within electronic devices, such as sapphire or glass substrates. The transparent substrates may be windows for optical components or may be cover glasses for displays. The antireflective infrared cut filter coating may be formed from a thin-film interference filter having a plurality of thin-film layers of varying materials and thicknesses. The antireflective infrared cut filter coating may transmit light neutrally across visible wavelengths and may reflect infrared light. In this way, the antireflective infrared cut filter coating may reduce unwanted infrared light from reaching underlying optical components, such as wide-angle cameras, thereby reducing undesirable artifacts in images generated by the components.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: November 10, 2020
    Assignee: Apple Inc.
    Inventors: Tyler R. Roschuk, Jun Li, Biao Qi, Justin L. Laird
  • Patent number: 10823902
    Abstract: A print head includes a light guide portion including a light blocking part having a lattice shape, and a plurality of light guide paths defined by the light blocking part, and a light emitting element array in which a plurality of organic EL elements emitting light incident to each light guide path are arranged. In the print head, the plurality of light guide paths of the light guide portion are designed to have an identical width of 30 ?m or less, and thus it is possible to reduce exposure unevenness which is one of exposure characteristics.
    Type: Grant
    Filed: August 9, 2019
    Date of Patent: November 3, 2020
    Assignee: FUTABA CORPORATION
    Inventor: Tomoya Sato
  • Patent number: 10823389
    Abstract: A waterproof housing with efficient heat dissipation comprises a housing body, a first end cap and a second end cap, wherein the housing body is integrally formed by brushed aluminum process, the first end cap and the second end cap are in a sealed connection with both ends of the housing body respectively, a heat dissipation channel is arranged on an inner wall of at least one side of the housing body, and an air extractor is arranged between the heat dissipation channel and an internal space of the housing body and is configured to draw airflow in the internal space of the housing body into the heat dissipation channel so as to facilitate circulation flow of the airflow between the heat dissipation channel and the internal space of the housing body. The present invention further provides a stage light including a waterproof housing with efficient heat dissipation.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: November 3, 2020
    Assignee: GUANGZHOU HAOYUANG ELECTRONIC CO., LTD
    Inventor: Weikai Jiang
  • Patent number: 10792714
    Abstract: A light emitting arrangement (100) is provided for realizing anti-fouling of a surface (30) of a marine structure. The light emitting arrangement is shaped in sheet form and has an optical medium (4) and a light source (20) embedded in the optical medium and configured to emit anti-fouling light from an emission surface (301). The light emitting arrangement has at least one mirror configured to reflect anti-fouling light from the light source towards the emission surface. The mirror is arranged near or at the back surface and is electrically conductive and coupled to the light source for constituting a first electrode (120) arranged for transfer of electrical power between the light source and a power source. For example, the mirror forms a capacitor (6) in combination with an external electrically conductive element (50) and a dielectric layer (4a).
    Type: Grant
    Filed: October 10, 2017
    Date of Patent: October 6, 2020
    Assignee: Koninklijke Philips N.V.
    Inventors: Roelant Boudewijn Hietbrink, Bart Andre Salters
  • Patent number: 10792895
    Abstract: The present invention aims to provide a colored luminescent sheet that enables production of a colored glass providing better aesthetic appearance, and a colored luminescent glass including the colored luminescent sheet. Provided is a colored luminescent sheet including: a thermoplastic resin; a colorant; and a luminescent material that emits visible light having a wavelength of 380 to 750 nm under excitation light.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: October 6, 2020
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Yuusuke Oota, Yasuyuki Izu, Daisuke Nakajima
  • Patent number: 10796613
    Abstract: The present application discloses a flexible display device, which solves the problem that a flexible display module has poor bending property in the prior art. The flexible display device provided by the present application comprises a substrate, a supporting film, a buffer layer and a first heat dissipation layer. The supporting film, the buffer layer and the first heat dissipation layer are disposed on a first surface of the substrate in sequence, and a recess is provided on one or more layers of the supporting film, the buffer layer, and the first heat dissipation layer.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: October 6, 2020
    Assignee: KunShan Go-Visionox Opto-Electronics Co., Ltd.
    Inventors: Gusheng Xu, Yu Gu
  • Patent number: 10788614
    Abstract: An optical module and a display device are provided; the optical module includes a light guide plate, the light guide plate includes a first surface and a second surface that are opposite; the second surface includes a plurality of non-planar portions and a plurality of planar portions; at least one of the plurality of non-planar portions is between any two adjacent planar portions; and each non-planar portion includes a first light-transmitting inclined plane inclined with respect to the plurality of planar portions.
    Type: Grant
    Filed: April 10, 2019
    Date of Patent: September 29, 2020
    Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Jingjun Du, Fei Liang, Lingyu Sun, Xiuyun Chen, Daekeun Yoon, Miao Liu, Xin Gai, Zheng Wang, Fei Dong, Liyu Fang, Qingqing Ma, Xi Li, Tingxiu Hou
  • Patent number: 10790129
    Abstract: A transmissive photocathode includes a light transmitting substrate that has a first surface on which light is incident and a second surface which emits light incident from a side of the first surface, a photoelectric conversion layer that is provided on the second surface side of the light transmitting substrate and converts the light emitted from the second surface into photoelectrons, a light transmitting conductive layer that is provided between the light transmitting substrate and the photoelectric conversion layer and is composed of a single-layered graphene, and a thermal stress alleviation layer that is provided between the photoelectric conversion layer and the light transmitting conductive layer and has light transmissivity. A thermal expansion coefficient of the thermal stress alleviation layer is smaller than a thermal expansion coefficient of the photoelectric conversion layer and larger than a thermal expansion coefficient of the graphene.
    Type: Grant
    Filed: May 14, 2018
    Date of Patent: September 29, 2020
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Takaaki Nagata, Yoshihiro Ishigami, Yasumasa Hamana
  • Patent number: 10787115
    Abstract: The angle-adjusting vehicular headlights comprise a housing, a swivel bracket, a distance checker, a tilt mechanism, a controller, and a headlight socket. The angle-adjusting vehicular headlights may change an elevation angle of a headlight responsive to a determination by the controller that an inclination angle of a vehicle has changed. As non-limiting examples, the inclination angle may have changed due to a cargo load that has been placed into the vehicle thus compressing the vehicle suspension or the inclination angle may have changed due to the cargo load being removed from the vehicle and the resulting decompression of the vehicle suspension. angle-adjusting vehicular headlights may generally be deployed in pairs.
    Type: Grant
    Filed: January 21, 2020
    Date of Patent: September 29, 2020
    Inventor: Eugene Scanlon
  • Patent number: 10788706
    Abstract: The present disclosure relates to a backlight module including a light guide plate, and further an integrally-formed frame covering the light guide plate. The integrally-formed frame including an accommodating cavity for accommodating the light guide plate. The accommodating cavity is formed to be surrounded by a top plate located at a light-emitting surface of the light guide plate, a side plate located at a side of the light guide plate, and a bottom plate located at a bottom surface of the light guide plate opposite to the light-emitting surface. The present disclosure also relates to a display device.
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: September 29, 2020
    Assignees: BEIJING BOE CHATANI ELECTRONICS CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Ting Li, Qilin Li
  • Patent number: 10781988
    Abstract: A vehicular lamp includes a two-dimensional image forming device configured to form a contrast image from light emitted by a light source; and a projection optical system configured to project the contrast image forward. The two-dimensional image forming device includes an image-forming performance decreasing portion configured to decrease image-forming performance of forming a part of the projected contrast image.
    Type: Grant
    Filed: March 7, 2019
    Date of Patent: September 22, 2020
    Assignee: KOITO MANUFACTURING CO., LTD.
    Inventor: Takayuki Yagi
  • Patent number: 10774529
    Abstract: The present disclosure relates generally to a ceiling tile, for example, suitable for use in a ceiling grid. The present disclosure relates more particularly to a ceiling tile including a light housing extending across a first portion of a width of the ceiling tile, and a panel extending across a remaining portion of the width of the ceiling tile.
    Type: Grant
    Filed: December 23, 2018
    Date of Patent: September 15, 2020
    Assignee: CertainTeed Ceilings Corporation
    Inventor: Phillip Evans
  • Patent number: 10775542
    Abstract: A lighting device includes light sources and a light guide plate having a first side face and a second side face opposite to the first side face. The light guide plate includes a first recess portion in a part of the first side face and a second recess portion in a part of the second side face. The first recess portion and the second recess portion are disposed in a point symmetrical manner with respect to a central position of the light guide plate as a symmetric point. The light sources are arranged in such a manner as to face a portion of the first side face except for the first recess portion and a portion of the second side face except for the second recess portion, and are arranged on a first side face side and on a second side face side in an offset manner.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: September 15, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Ichiroh Fukunishi, Hayato Nakamura
  • Patent number: 10774486
    Abstract: The invention relates to a one-piece light signalling slab (2) comprising a structure with a plurality of layers that are superposed and attached together, said structure comprising: A first transparent or translucent layer (200) forming a front face of said slab; A light assembly (201) comprising a plurality of light emitting diodes (Ds) electrically connected together; An assembly (202a, 202b) encapsulating said plurality of light emitting diodes; A second layer (203) forming a rear face of said plate and being made up of a composite polymer/fibreglass material; Said encapsulating assembly being positioned between said first layer (200) and said second layer (203).
    Type: Grant
    Filed: February 15, 2018
    Date of Patent: September 15, 2020
    Assignees: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, COLAS
    Inventors: Rémi De Bettignies, Franck Barruel, Stéphane Guillerez, Eric Coquelle, Valérian Soulima, Nicolas Chaintreuil, Jean Therme