Patents Examined by William J Carter
  • Patent number: 11959620
    Abstract: A light fixture includes a housing for supporting a light source and an enclosure for supporting a driver in electrical communication with the light source. The enclosure is selectively supported in one of a first position and a second position while maintaining electrical communication between the driver and the light source in both positions. The enclosure is directly coupled to the housing in the first position, and the enclosure is supported separately from the housing in the second position.
    Type: Grant
    Filed: April 3, 2023
    Date of Patent: April 16, 2024
    Assignee: Progress Lighting, LLC
    Inventors: Luis Morales, Anthony Sinphay
  • Patent number: 11953715
    Abstract: A backlight module includes a light guide plate, a light source, a fixing element and an elastic element. The light guide plate has a light incident surface. The light source has a light-emitting side and a back side opposite to the light-emitting side, and the light-emitting side faces the light incident surface. The fixing element is disposed to be opposite to the back side. The elastic element is connected to the fixing element, wherein the elastic element is adapted to push the light source to be against the light incident surface.
    Type: Grant
    Filed: June 8, 2023
    Date of Patent: April 9, 2024
    Assignee: AUO Display Plus Corporation
    Inventor: Chih-Kao Chang
  • Patent number: 11953195
    Abstract: There is provided a light emitting device, for example a grow-light, comprising: a first solid-state light source that generates blue light with a blue photon flux; and a second solid-state light source that generates red light with a red photon flux; wherein a ratio of the blue photon flux to red photon flux is from about 1:3 to about 3:1. It may be that the broadband blue light substantially matches at least one of: the absorption peak wavelength of chlorophyll-a; the absorption peak wavelength of chlorophyll-b; and the absorption peak wavelength of carotenoid.
    Type: Grant
    Filed: June 5, 2023
    Date of Patent: April 9, 2024
    Assignee: Bridgelux, Inc.
    Inventors: Yi-Qun Li, Jing Qiong Zhang
  • Patent number: 11953163
    Abstract: A light source unit for plant cultivation includes: a first light emitter emitting a primary light and a converter disposed on a path of the primary light to produce a first light, and a second light emitter emitting a second light, wherein combined light emitted from the first light emitter and the second light emitter produces a basic spectrum including at least three peak wavelengths, with a difference between relative intensities of at least two of the peak wavelengths being less than 20%.
    Type: Grant
    Filed: January 4, 2023
    Date of Patent: April 9, 2024
    Assignee: Seoul Viosys Co., Ltd.
    Inventors: Sang Min Ko, Jin Won Kim
  • Patent number: 11957032
    Abstract: The present disclosure provides a display system. The display system includes a backlight configured to emit substantially collimated polarized light from an emission surface thereof. The emitted polarized light is polarized along a polarization direction. The display system further includes a display panel configured to receive an illumination light and form an image. The display system further includes a grating system substantially coextensive in length and width with the display panel and the emission surface. The grating system includes a plurality of substantially parallel elongated features extending along an in-plane first direction and arranged along an orthogonal in-plane second direction. The grating system is configured to receive and transmit an incident polarized light as a first transmitted light having different first and second polarization states in response to different respective first and second signals applied to the grating system.
    Type: Grant
    Filed: June 6, 2023
    Date of Patent: April 9, 2024
    Inventors: Stephen J. Etzkorn, Michael L. Steiner, Kevin W. Gotrik, Luke A. Schroeder, Nicholas A. Johnson, John A. Wheatley
  • Patent number: 11955586
    Abstract: A light-emitting diode (LED) lamp having high color-rendering property includes a lamp housing, a light source board, a plurality of white LEDs and a plurality of purple LEDs. The light source board is disposed in the lamp housing. The white LEDs are disposed on the light source board. The purple LEDs are disposed on the light source board. The wavelength range of the lights emitted by the purple LEDs is within the ultraviolet A (UVA) band.
    Type: Grant
    Filed: June 22, 2022
    Date of Patent: April 9, 2024
    Assignee: Xiamen PVTECH Co., Ltd.
    Inventors: Fuxing Lu, Zhirong Lin
  • Patent number: 11947101
    Abstract: According to one aspect, the invention relates to a device (200) for transporting and controlling light beams comprising a light guide (40) comprising a bundle (50) of uncoupled single-mode optical fibers (Fi), each single-mode optical fiber (Fi) being intended to receive an elementary light beam (B1i) at a proximal end and to emit a light beam (B2i) at a distal end, said bundle of single-mode optical fibers comprising, in operation, a minimum radius of curvature corresponding to a maximum curvature of the bundle of fibers.
    Type: Grant
    Filed: September 10, 2019
    Date of Patent: April 2, 2024
    Assignees: Centre National de la Recherche Scientifique, Université d'Aix-Marseille, Université de Lille, Ecole Centrale de Marseille
    Inventors: Hervé Rigneault, Géraud Bouwmans, Esben Andresen, Siddarth Sivankutty, Viktor Tsvirkun, Olivier Vanvincq
  • Patent number: 11946625
    Abstract: A site light including a body, an arm coupled to the body having an adjustable arm length, a light assembly coupled to the arm opposite the body, and a drive assembly configured to alter the arm length. The drive assembly, in turn, includes a drive wheel mounted for rotation with respect to the body, an idle wheel mounted for rotation with respect to the body, and a biasing member configured to bias the idle wheel toward the drive wheel. The site light also includes a cable coupled to the arm where the cable is positioned between and engaged by both the drive wheel and the idle wheel.
    Type: Grant
    Filed: October 30, 2020
    Date of Patent: April 2, 2024
    Inventors: David Proeber, Ross McIntyre, Jason D. Thurner, Michael A. Verhagen, Gareth Mueckl, Brian Cornell, Dalton F. Hansen, Anthony R. Sleck, John S. Scott, Scott T. Moeller
  • Patent number: 11946606
    Abstract: Provided is a wavelength conversion member capable of improving brightness of a light source device. Wavelength conversion member according to the present disclosure includes: first phosphor layer that is disposed on an incidence side where excitation light enters, and contains a plurality of first phosphor particles; and second phosphor layer that is disposed on a side reverse to the incidence side and contains a plurality of second phosphor particles. First phosphor particles include an activation component, second phosphor particles include an activation component same as or different from the activation component included in first phosphor particles, and a concentration of the activation component in first phosphor layer is lower than a concentration of the activation component in second phosphor layer.
    Type: Grant
    Filed: July 5, 2019
    Date of Patent: April 2, 2024
    Inventors: Yuki Ueda, Masayuki Hogiri, Yoshihisa Nagasaki, Kojiro Okuyama
  • Patent number: 11920779
    Abstract: The invention relates to an illumination device comprising a plurality of light cells arranged in a row, wherein each of the light cells comprises an illumination element configured to emit light, a rectangular front lens, and a light guide configured to guide the light emitted from the illumination element to the rectangular front lens, and to an illumination device comprising a housing in which the plurality of light cells are arranged, wherein each light cell is separated from a neighboring light cell in the row by a separator which separates an edge of the front lens from one of the plurality of light cells from the edge of the front lens of the neighboring front lens by a first width, wherein the plurality of light cells comprise outer light cells in where a side surface of housing abuts one of the edges of the corresponding front lens of the outer light cell, wherein the side surface abuting one of the edges of the front lens has a thickness which is half of the first width.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: March 5, 2024
    Assignee: Harman Professional Denmark APS
    Inventor: Wouter Verlinden
  • Patent number: 11906135
    Abstract: An adsorption bed utilizing Metal Organic Framework canisters to process flue gasses exiting from power generation plants. High temperature flue gas from a power generation is cooled and enters MOF containers where CO2 is adsorbed. CO2 is then de-adsorbed with additional high temperature flue gas. CO2 is collected and removed from flue gas. Electricity is generated using the heat differential and collected to power the device. Electronic control system uses sensors and controls valves, pumps, cooling system and MOF gates.
    Type: Grant
    Filed: May 4, 2023
    Date of Patent: February 20, 2024
    Inventors: Abdullah Alrasheed, Majed AlHarbi
  • Patent number: 11892143
    Abstract: The invention provides a light generating device (1000) comprising (i) a plurality of n light sources (100), and (ii) an optical component (1200) comprising an array (200) of prismatic elements (300), wherein: (a) the plurality of n light sources (100) comprise a first subset of one or more first light sources (110) configured to generate collimated first light source light (111) and a second subset of one or more second light sources (120) configured to generate collimated second light source light (121), wherein n>2; (b) the array (200) of prismatic elements (300) is configured in a light receiving relationship with the n light sources (100), wherein the array of prismatic elements (300) comprises k1 parallel arranged first prismatic faces (201) and k2 parallel arranged second prismatic faces (202), wherein k1>2 and wherein k2>2, wherein the first prismatic faces (201) and the second prismatic faces (202) are not mutually parallel; (c) the first light sources (110) are configured to irradiate the f
    Type: Grant
    Filed: November 23, 2020
    Date of Patent: February 6, 2024
    Assignee: SIGNIFY HOLDING B.V.
    Inventors: Hugo Johan Cornelissen, Olexandr Valentynovych Vdovin, Robert Van Asselt, Rifat Ata Mustafa Hikmet, Ties Van Bommel
  • Patent number: 11885614
    Abstract: Embodiments of the present specification provide an apparatus for detecting an angle of rotation of a rotating member. A light source emits light rays which are conditioned by a light conditioner to control a light beam geometry and emission pattern of the light rays. The conditioned rays are incident on an optical disk that emits refracted rays in form of a light spot on an optical detector. The optical disk rotates in synchronization with the rotating member. The optical detector uses position of the light spot to output an analog signal continuous and ratio-metric to the angle of rotation of the rotating member.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: January 30, 2024
    Assignee: OSI Optoelectronics, Inc.
    Inventors: Jean-Pierre Maufras, Michael John Frick, Michel Chiasson, Teodor Petrea
  • Patent number: 11885999
    Abstract: An optical construction includes a reflective polarizer and an optically diffusive film disposed on the reflective polarizer. The reflective polarizer includes an outer layer including a plurality of first particles partially protruding from a first major surface thereof to form a structured major surface. A first optically diffusive layer is conformably disposed on the structured major surface. The optically diffusive film includes a second optically diffusive layer including a plurality of nanoparticles dispersed therein, and a structured layer including a structured major surface. For a substantially normally incident light and a visible wavelength range from about 450 nm to about 650 nm and an infrared wavelength range from about 930 nm to about 970 nm, the second optically diffusive layer has an average specular transmittance Vs in the visible wavelength range and an average specular transmittance Is in the infrared wavelength range, where Is/Vs?2.5.
    Type: Grant
    Filed: May 4, 2021
    Date of Patent: January 30, 2024
    Inventors: Bharat R. Acharya, Robert D. Taylor, Joseph P. Attard, Benjamin J. Forsythe, David T. Yust, Matthew E. Sousa, Jason S. Petaja, Anthony M. Renstrom, William Blake Kolb, Matthew S. Cole, Matthew S. Stay, Matthew R.D. Smith, Jeremy O. Swanson, Tri D. Pham, David A. Rosen, Qunyi Chen, Lisa A. DeNicola, Quinn D. Sanford, Carl A. Stover, Lin Zhao, Gilles J. Benoit
  • Patent number: 11885483
    Abstract: A base module of an electronic device is adapted to provide a basic functionality, wherein the base module comprises a connection device for electrically contacting the base module, and wherein the connection device is adapted to establish an electrical connection between the base module and an extension module for functional extension of the base module, so that the base module may be electrically contacted through the extension module. Furthermore, an extension module and an electronic device with extended functionality are proposed.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: January 30, 2024
    Assignee: LEDVANCE GMBH
    Inventors: Dominik Tiefel, Michael Koch, Johann Asam, Lambert Frye
  • Patent number: 11884419
    Abstract: An exterior aircraft light that can be used on an aircraft includes a dome-shaped light transmissive cover, a light emission assembly, and an interface assembly. The light emission assembly comprises a light emission tower portion, having a cover-facing end and an opposite aircraft-facing end and having a hollow channel extending between the aircraft-facing end and the cover-facing end, a platform portion, and at least one light source and at least one optical element, arranged on the platform portion. The interface assembly extends through the hollow channel of the light emission tower portion and comprises an elevated base, which is configured for mechanically supporting and electrically connecting an electric component, the electric component being at least one of a data reception component, a data transmission component, and a data generation component. The interface assembly further comprises at least one signal line, which extends from the elevated base through the interface assembly.
    Type: Grant
    Filed: February 11, 2022
    Date of Patent: January 30, 2024
    Inventors: Anil Kumar Jha, Robert Trinschek, Jens Leuschner, John D. Edquist
  • Patent number: 11879602
    Abstract: Disclosed herein are a light source module for plant cultivation and a light device including the same. The light source module for plant cultivation may include at least one main light source emitting white light. The white light from the main light source is provided to a plant during cultivation to improve the growth and phytochemical content of the plant. In addition, the white light may have peak wavelengths of 430 nm or less, 440 nm to 460 nm, 510 nm to 530 nm, and 600 nm to 630 nm.
    Type: Grant
    Filed: February 13, 2023
    Date of Patent: January 23, 2024
    Assignee: Seoul Viosys Co., Ltd.
    Inventor: Sang Min Ko
  • Patent number: 11878367
    Abstract: In an optical device capable of adjusting a focal position of laser light, the accuracy of laser processing is improved. An optical device which processes a subject by irradiating the subject with laser light, includes: a focal position adjustment mechanism configured to adjust a focal position of the laser light; an incident position adjustment mechanism configured to adjust an incident position of the laser light incident on the subject in a direction perpendicular to a focal direction of the laser light; and a control unit configured to control driving of the focal position adjustment mechanism and the incident position adjustment mechanism, wherein the control unit controls the driving of the incident position adjustment mechanism based on an amount of driving of the focal position adjustment mechanism to correct a shift of the incident position due to change of the focal position.
    Type: Grant
    Filed: August 5, 2020
    Date of Patent: January 23, 2024
    Inventor: Yukihiro Inoue
  • Patent number: 11874491
    Abstract: A lighting device disclosed in an embodiment of the invention includes a substrate; a light source including a plurality of light emitting devices disposed on the substrate; a resin layer disposed on the substrate; and a first diffusion layer disposed on the resin layer, wherein the resin layer includes a first resin portion disposed on the light source, and a second resin portion adjacent to the first resin portion and disposed on the substrate. The upper surface of the first resin portion has an inclination and is spaced apart from the first diffusion layer, the second resin portion includes a material different from that of the first resin portion, and the second resin portion based on the upper surface of the substrate. The height of the upper surface may be greater than the lowermost height of the upper surface of the first resin portion.
    Type: Grant
    Filed: April 14, 2023
    Date of Patent: January 16, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventor: Young Jae Choi
  • Patent number: 11873973
    Abstract: The application relates to a lamp mounting structure and a lamp comprising the same. The lamp mounting structure includes: a mounting section, fixable to a fixed surface on which a power input line is provided; an engagement section, configured to be detachably connected with a lamp body of a lamp; and a wiring section, configured to realize electrical connection between the power input line and the lamp. The technical solution of the application achieves the technical effect that enabling a user to easily connect a ceiling lamp mechanically and electrically without any help.
    Type: Grant
    Filed: April 15, 2022
    Date of Patent: January 16, 2024
    Inventors: Xinping Yan, Weikang Dai, Huisheng Zhou