Patents Examined by Jessica M Apenteng
  • Patent number: 11938241
    Abstract: An Air Quality Control Lighting Device incorporating a purification device in combination with a lighting device having a LED light panel, a cover installed above the light panel, the interior of the cover forms a cavity that encloses an air UV purification device, and the air UV purification device consisting of a plurality of UV lamps mounted atop the LED light panel.
    Type: Grant
    Filed: August 2, 2022
    Date of Patent: March 26, 2024
    Inventor: Tiejun Wang
  • Patent number: 11927324
    Abstract: The present disclosure relates to a special lamp cap which includes a lamp holder, a lamp holder female plug, a lamp bulb male plug, a lamp bulb shell and a nut. The lamp holder female plug is fixedly connected with the lamp holder. The lamp bulb male plug is detachably and fixedly connected with the lamp holder female plug. One end of the lamp bulb male plug extends into the interior of the lamp holder female plug. The lamp bulb shell is internally provided with a luminous body. The lamp bulb shell is fixedly connected with the lamp bulb male plug. The nut is detachably and fixedly connected with the lamp holder female plug. The nut sleeves the outside of the lamp holder female plug.
    Type: Grant
    Filed: March 7, 2023
    Date of Patent: March 12, 2024
    Assignee: Linhai Shanying Lighting Co., LTD.
    Inventor: Chaohui Chen
  • Patent number: 11920749
    Abstract: A modular lighting kit has a plurality of blocks of various shapes and sizes, including a powered master block and a plurality of unpowered slave blocks. The master block is illuminable independently. All blocks are magnetically attracted to each other and connect electrically when abutted together in any 2-D or 3-D arrangement such that all blocks are illuminated when connected directly or indirectly to the master block.
    Type: Grant
    Filed: January 6, 2018
    Date of Patent: March 5, 2024
    Inventor: Chi Wai (Zhiwei) Patrick Poon (Pan)
  • Patent number: 11920780
    Abstract: A multi-color LED illumination device and specifically a lens comprising a cylindrical opening extending into the lens from a light entry region at which one or more LEDs are configured. A concave spherical surface extends across the entirety of the light exit region of the lens, and a TIR outer surface shaped as a CPC extends between the light entry region and the light exit region. There are various diffusion surfaces placed on the sidewall surface of the cylindrical opening, as well as its upper planar surface and, depending on whether glare control is not needed, the exit surface of the lens. Lunes can also be configured on the sidewall surfaces of the cylindrical opening and if lessening glare is needed, also on the TIR outer reflective surface. The combination of lunes, diffusion elements, and the overall configuration of the lens provides improved color mixing and output brightness.
    Type: Grant
    Filed: January 16, 2023
    Date of Patent: March 5, 2024
    Assignee: Lutron Technology Company LLC
    Inventor: Fangxu Dong
  • Patent number: 11913636
    Abstract: A light source module includes a circuit substrate, a plurality of light-emitting diodes, a cover layer and a plurality of first scattering particles. The plurality of light-emitting diodes is disposed on the circuit substrate. The cover layer covers the plurality of light-emitting diodes, and an upper surface of the cover layer has a plurality of recesses, wherein orthogonal projections of the plurality of recesses on the circuit substrate overlap the circuit substrate between the plurality of light-emitting diodes. The plurality of first scattering particles is located in the plurality of recesses.
    Type: Grant
    Filed: December 20, 2022
    Date of Patent: February 27, 2024
    Assignee: AUO Corporation
    Inventors: Hui-Chuan Chen, Chia-Hao Wu
  • Patent number: 11892150
    Abstract: LED related lighting methods and apparatus are described. Various features relate to water tight light fixtures. Some of the fixtures are spotlights while other fixture are intended for in ground use. The light fixtures in at least some embodiments include power control features. In spotlight embodiments beam angle and power or light output can be controlled without opening the light assembly or compromising the water tight seals which also protect against dirt. In ground embodiments support tilt angle setting which allow a user to set the light fixture to one or more tilt angles. Beam angle can also be changed in some embodiments as well as power control. Beam angle, power control and tilt angle adjustments are supported in some embodiments but need not be supported in all embodiments with some embodiments using one or more of the described features but not all features.
    Type: Grant
    Filed: June 30, 2022
    Date of Patent: February 6, 2024
    Assignee: Wangs Alliance Corporation
    Inventors: Basar Erdener, Voravit Puvanakijjakorn
  • Patent number: 11887049
    Abstract: Systems and methods are disclosed for light curtain contour detection failure compensation. In one embodiment, an example carrier may include a first base portion, a second base portion, and a platform disposed between the first base portion and the second base portion, where the platform is configured to support a first rollable cart and a second rollable cart. Some embodiments include a frame and a first light curtain assembly coupled to the frame on a first side of the carrier. The shuttle may include a first reflective component removably coupled to the first base portion on the first side of the carrier, and a second reflective component removably coupled to the second base portion on the first side of the carrier, where the first reflective component and the second reflective component are configured to reflect light emitted by the light curtain assembly.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: January 30, 2024
    Assignee: Amazon Technologies, Inc.
    Inventors: Kent Belden Meiswinkel, Rahul Shriram Jinturkar
  • Patent number: 11885945
    Abstract: A multi-color LED illumination device and specifically a lens comprising a cylindrical opening extending into the lens from a light entry region at which one or more LEDs are configured. A concave spherical surface extends across the entirety of the light exit region of the lens, and a TIR outer surface shaped as a CPC extends between the light entry region and the light exit region. There are various diffusion surfaces placed on the sidewall surface of the cylindrical opening, as well as its upper planar surface and the exit surface of the lens. Lunes can also be configured on the sidewall surfaces of the cylindrical opening. The combination of lunes, diffusion elements, and the overall configuration of the lens provides improved color mixing and output brightness using three interactions in a first portion of light and two interactions in a second portion of light.
    Type: Grant
    Filed: May 8, 2023
    Date of Patent: January 30, 2024
    Assignee: Lutron Technology Company LLC
    Inventor: Fangxu Dong
  • Patent number: 11870211
    Abstract: According to one embodiment, an illumination device includes a light guide having a first plane, a second plane, a side plane, a first tilted plane, and a second tilted plane, an angle formed between the side plane and the first tilted plane and an angle formed between the side plane and the second tilted plane being acute angles, a first semiconductor laser element including a first light emitting part, and a second semiconductor laser element including a second light emitting part. The first light emitting part is opposed to a first intersection part of the side plane and the first tilted plane, and the second light emitting part is opposed to a second intersection part of the side plane and the second tilted plane.
    Type: Grant
    Filed: March 31, 2022
    Date of Patent: January 9, 2024
    Assignee: Japan Display Inc.
    Inventors: Shinichi Komura, Koichi Okuda, Ken Onoda, Hiroaki Kijima
  • Patent number: 11860396
    Abstract: A wide-area solid-state illumination system employing a waveguide with two-sided segmented light emission and one or more compact solid-state light sources, such as LEDs, coupled to an edge of the waveguide. The waveguide is made of a thin sheet of optically transmissive material with a uniform thickness and has a plurality of light extraction areas distributed over the waveguide's area according to a two-dimensional pattern. The light extraction areas are separated from one another by separation areas and have different densities of light extraction surface structures. The surface structures are configured to distribute light from both sides of the waveguide. At least some of the light extraction surface structures are formed by discrete surface microstructures spaced apart from one another by distances which are greater than sizes of the individual discrete surface microstructures and at least five times less than a width of the separation areas.
    Type: Grant
    Filed: February 9, 2023
    Date of Patent: January 2, 2024
    Assignee: S.V.V. TECHNOLOGY INNOVATIONS, INC.
    Inventors: Sergiy Vasylyev, Mykola Masalitin
  • Patent number: 11852857
    Abstract: The purpose of the present invention is to realize a display device of high definition and high contrast by applying an accurate local dimming. The structure of the invention is as follows. A display device including: a display panel and a back light; in which the back light includes a light source and optical sheet group; the light source includes the light source substrate and LEDs disposed on the light source substrate; the light source is divided into segments in a plan view; at least one of the LEDs is disposed in a segment; the light source substrate, except the LEDs, is covered by a protective film; the segment is partitioned as by wall with the partition plate made of resin; the partition plate is disposed on the protective film.
    Type: Grant
    Filed: October 19, 2021
    Date of Patent: December 26, 2023
    Assignee: Japan Display Inc.
    Inventor: Takashi Ota
  • Patent number: 11846875
    Abstract: The disclosure provides a light valve module comprising a main casing, a light valve element, a heat dissipation structure and a supporting component. The light valve element is connected to the main casing. The heat dissipation structure is connected to the main casing and is in contact with the light valve element. The supporting component comprises an extending portion and a supporting portion. An end of the extending portion is connected to the main casing. The supporting portion is formed on another end of the extending portion. A part of the heat dissipation structure is suspended above the extending portion and adapted to be supported by the supporting portion.
    Type: Grant
    Filed: June 28, 2022
    Date of Patent: December 19, 2023
    Assignee: Coretronic Corporation
    Inventors: Ting-Jung Hsu, Yii-Wen Chen
  • Patent number: 11844158
    Abstract: A single channel-based multi-functional light emitting diode lamp driving system includes: first and second light source groups distinguished for each lamp function thereof; a single LED lamp driving module adjusting an input voltage to a voltage required for each lamp function and to apply it to the first and second light source groups; a switching module controlling on or off of the first and second light source groups; and a control module controlling light amounts of the first and second light source groups by performing time-division control on an on or off time of the switching module in conjunction with the LED lamp driving module, wherein the control module is configured to perform time division turn-on control on the first and second light source groups by controlling at least one of a current value applied to the first and second light source groups or a duty ratio thereof in a high-beam passing mode.
    Type: Grant
    Filed: November 18, 2021
    Date of Patent: December 12, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, SL CORPORATION
    Inventors: Choong Seob Park, So Jeong Kang, Jin Hyun Kim, Seok Hyun Hwang, Ga Hee Lee, Chul Sung Lee
  • Patent number: 11835747
    Abstract: The invention provides a light generating system (1000) comprising: —a plurality of k light sources (10) configured to provide light source light (11), wherein k is a natural number of at least 5, wherein the light sources (10) are configured in an array (15), wherein the light sources (10) have inter-light source distances (d1); —an elongated luminescent body (100) having a length (L), the elongated luminescent body comprising one or more side faces (140), the elongated luminescent body (100) comprising a radiation input face (111) and a radiation exit window (112), wherein the radiation input face (111) is configured in a light receiving relationship with the plurality of light sources (10), wherein the elongated luminescent body (100) comprises luminescent material (120) configured to convert at least part of light source light (11) into luminescent material light (8), wherein the radiation exit window (112) has an angle (?) unequal to 0° and unequal to 180° with the radiation input face (111); —a body hol
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: December 5, 2023
    Assignee: SIGNIFY HOLDING B.V.
    Inventors: Jiang Hong Yu, Dominique Maria Bruls
  • Patent number: 11828971
    Abstract: A light-emitting module includes first and second light sources, first and second light guide parts, and a first light-modulating member. The first light guide part includes a first A-major surface, a first B-major surface, a first side surface positioned between the first A-major surface and the first B-major surface, and a first hole portion in which the first light source is disposed. The second light guide part includes a second A-major surface, a second B-major surface, a second side surface positioned between the second A-major surface and the second B-major surface, the second side surface facing the first side surface, and a second hole portion in which the second light source is disposed. The first light-modulating member is positioned at an upper side of the first A-major surface. The first light-modulating member overlaps the first A-major surface and the first side surface when viewed in top-view.
    Type: Grant
    Filed: October 28, 2021
    Date of Patent: November 28, 2023
    Assignee: NICHIA CORPORATION
    Inventors: Takuya Nakabayashi, Toru Hashimoto
  • Patent number: 11828454
    Abstract: The purpose of the present invention is to realize a lighting device which can be switched between an overall lighting and a local lighting with a single lighting device. The concrete structure is a lighting device including: a first light guide having a first major surface and a first back surface, and a first hole; a second light guide, disposed on the first light guide, and having a second major surface, a second back surface, and a second hole; a reflection sheet disposed under the first back surface of the first light guide; a liquid crystal lens disposed above the second major surface of the second light guide, in which first LEDs and second LEDs are disposed circumferentially along a side wall of the first hole and a side wall of the second hole, respectively, and the first LEDs and the second LEDs are displaced each other in azimuth direction.
    Type: Grant
    Filed: September 13, 2022
    Date of Patent: November 28, 2023
    Assignee: Japan Display Inc.
    Inventors: Makoto Hasegawa, Nobuyuki Suzuki, Masafumi Okada
  • Patent number: 11828975
    Abstract: A lighting device capable of maintaining high efficiency while reducing blue light. The lighting device includes: a first light source; and a second light source having lower light efficiency than the first light source and having a lower light intensity than the first light source in a blue light wavelength region, in which power is supplied to the first light source and the second light source so that a ratio of power consumption of the first light source to power consumption of the second light source becomes 1:n, and n is greater than 1.
    Type: Grant
    Filed: November 2, 2022
    Date of Patent: November 28, 2023
    Assignee: SCL. , LTD
    Inventor: Jae Jin Yun
  • Patent number: 11817538
    Abstract: A laminated film in which a heat-resistant base film and a metal foil are bonded using an adhesive is provided with a barrier layer that prevents chemicals from entering the adhesive layer, between the metal foil and the adhesive layer. The barrier layer is made of a heat-resistant resin similar to that of the base film and has a water absorption rate of 1% or less. The adhesive layer is a silicone-based resin and has a thickness of 40 ?m or more after drying.
    Type: Grant
    Filed: May 19, 2022
    Date of Patent: November 14, 2023
    Assignee: STANLEY ELECTRIC CO., LTD.
    Inventors: Takahiro Igarashi, Shoko Kasai, Akihiko Hanya
  • Patent number: 11808966
    Abstract: A light-emitting module includes: a plurality of light sources; and a lightguide plate including a plurality of light source placement sections, in each of which at least one light source is arranged, arrayed in a first direction and a second direction orthogonal to the first direction. The lightguide plate defines at least one first-A light control groove and at least one first-B light control groove that extend parallel to the second direction between a first light source placement section and a second light source placement section adjacent to the first light source placement section in the first direction, and at least one second-A light control groove and at least one second-B light control groove that extend parallel to the first direction between the first light source placement section and a third light source placement section adjacent to the first light source placement section in the second direction.
    Type: Grant
    Filed: February 8, 2023
    Date of Patent: November 7, 2023
    Assignee: NICHIA CORPORATION
    Inventors: Takuya Nakabayashi, Daisuke Kasai, Takao Nakauchi
  • Patent number: 11808963
    Abstract: According to one embodiment, an illumination device includes a light guide including a first main surface, a second main surface, a first side surface, and a second side surface, a plurality of convex portions provided on the second main surface, and a first light source element and a second light source element opposing the first side surface and the second side surface, respectively, and when an incident angle of a main ray of the light propagating in the light guide is expressed by ?, a diffusion angle of the light is ?, an angle of the convex portion of the light guide is ?, a critical angle of the light guide is ?c, and an angle which satisfies (90°??c) is ?0, a relationship: ((?0+?)/3)<?<((?0??)/2) is satisfied.
    Type: Grant
    Filed: November 7, 2022
    Date of Patent: November 7, 2023
    Assignee: JAPAN DISPLAY INC.
    Inventors: Shinichi Komura, Koichi Okuda, Hiroaki Kijima, Ken Onoda